hydrogen has been researched along with deuterium in 1543 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 340 (22.03) | 18.7374 |
| 1990's | 261 (16.92) | 18.2507 |
| 2000's | 494 (32.02) | 29.6817 |
| 2010's | 341 (22.10) | 24.3611 |
| 2020's | 107 (6.93) | 2.80 |
| Authors | Studies |
|---|---|
| Ajisaka, K; Nakanishi, M; Takesada, H; Tsuboi, M | 1 |
| Golichowski, A; Harruff, RC; Jenkins, WT | 1 |
| Kasama, T; Kawaguchi, A; Okuda, S; Seyama, Y; Yamakawa, T | 1 |
| Opella, SJ | 1 |
| Chang, CH; Glickson, JD; Lenkinski, RE; Pitner, TP | 1 |
| Arai, K; Kasama, T; Kawaguchi, A; Okuda, S; Sasaki, K; Seyama, Y; Yamakawa, T | 1 |
| Burris, RH; Erbes, DL | 1 |
| Nakanishi, M; Tsuboi, M | 4 |
| Deutschmann, G; Ullrich, V | 1 |
| Englander, SW; Kallenbach, NR; Mandal, C | 1 |
| Hvidt, A; Junager, F; Sorup, P | 1 |
| Izumiya, N; Khaled, MA; Miyoshi, M; Sugano, H; Urry, DW | 1 |
| Calvet, P; Nabedryk-Viala, E | 1 |
| Conti, F; Gattegno, D; Hawkes, GE; Hull, WE; Randall, EW | 1 |
| Cronholm, T | 3 |
| Inokuchi, H; Kimura, K; Suzuki, A; Yagi, T | 1 |
| Lane, MJ; Thomas, GJ | 1 |
| Cross, DG | 1 |
| Campbell, ID; Dobson, CM; Williams, JP | 1 |
| Brown, A; Cross, DG; Fisher, HF | 1 |
| Mansy, S; Tobias, RS | 1 |
| Christen, P; Kägi, JH; Pfister, K | 1 |
| Kobayashi, M; Okutsu, K; Tamura, N | 1 |
| Tschesche, H; Wagner, G; Wüthrich, K | 1 |
| Culebras, JM; Moore, FD | 1 |
| Nakanishi, M; Shimizu, H; Tsuboi, M; Yamada, T | 2 |
| Nakanishi, M | 2 |
| Klinman, JP | 1 |
| Lin, YY; Smith, LL | 1 |
| Calhoun, DB; Englander, JJ; Englander, SW | 1 |
| Lijinsky, W; Singer, GM | 1 |
| Franks, NP; Lieb, WR | 1 |
| Nagamura, T; Nakanishi, M; Saijo, Y; Tsuboi, M | 1 |
| Combarnous, Y; Nabedryk-Viala, E | 1 |
| de Graeve, J; Frère, JM; Ghuysen, JM | 1 |
| Chung, KT | 1 |
| Hyder, AK; Stansell, MJ | 1 |
| Fermandjian, S; Nabedryk-Viala, E; Thiery, C; Thiery, JM | 1 |
| Hirakwa, AY; Nakanishi, M; Takesada, H; Tsuboi, M | 1 |
| Schoenborn, BP | 2 |
| Hallenga, K; Koenig, SH; Shporer, M | 1 |
| Civan, MM; Shporer, M | 1 |
| Anteunis, M; de Bruyn, A; Verhegge, G | 1 |
| Arai, H; Hotta, H; Sunaga, H; Tanaka, R | 1 |
| Norvell, JC; Nunes, AC; Schoenborn, BP | 1 |
| Caffrey, MS; Cusanovich, MA; Gooley, PR; MacKenzie, NE | 1 |
| Girardet, JL; Ramstein, J | 1 |
| Punturieri, A; Rizzo, P; Taniuchi, H; Tinello, C | 1 |
| Ikehara, M; Kanaya, S; Nagayama, K; Nakamura, H; Oda, Y; Yamazaki, T; Yoshida, M | 1 |
| Bergner, AE; Guo, ZK; Katz, J; Lee, WN | 1 |
| Rys, P; Wang, J | 1 |
| Englander, SW; Mayne, L | 1 |
| Punyiczki, M; Rosenberg, A | 1 |
| Chiacchiera, SM; Kosower, EM | 1 |
| Gooley, PR; MacKenzie, NE; Zhao, D | 1 |
| Bax, A; Ikura, M; Spera, S | 1 |
| Englander, SW; Paterson, Y; Roder, H | 1 |
| Forsyth, DA; Mahmoud, ME; Moussa, AM; Vouros, P | 1 |
| Arakawa, T; Prestrelski, SJ | 1 |
| Christner, DF; Frank, BL; Goldberg, IH; Kappen, LS; Kozarich, JW; Stubbe, J; Worth, L | 1 |
| Kuo, DJ; Rose, IA; Warms, JV | 1 |
| Jones, PJ; Leatherdale, ST | 1 |
| Christie, SL; Fuller, MF; Haggarty, P; McGaw, BA; Wong, WW | 1 |
| Andersen, KV; Dobson, CM; Kjaer, M; Pedersen, TG; Poulsen, FM; Redfield, C; Sigurskjold, BW | 1 |
| Callender, RH; Deng, H; Ebrey, T; Gebhard, R; Koutalos, Y; Lugtenburg, J; Manor, D; Rath, P; Tsuda, M; Weng, G | 1 |
| Roberts, MF | 1 |
| Booth, KS; Caughey, WS; Dugad, LB; Ikeda-Saito, M; La Mar, GN; Lee, HC | 1 |
| Scheraga, HA; Talluri, S | 1 |
| Beinert, H; Hoffman, BM; Kennedy, MC; Werst, MM | 1 |
| Cerdan, S; Seelig, J | 1 |
| Berlier, Y; Dimon, B; Lespinat, PA | 1 |
| Earnest, TN; Herzfeld, J; Rothschild, KJ | 1 |
| Brewer, F; Englard, S; Seim, H | 1 |
| Liemans, V; Malaisse, WJ; Malaisse-Lagae, F; Ottinger, R; Willem, R | 1 |
| Golankiewicz, K; Spychała, J | 1 |
| Deamer, DW | 1 |
| Hansen, PE; Tüchsen, E | 1 |
| Chinsky, L; Jollès, B; Laigle, A; Turpin, PY | 1 |
| Kondo, T; Riesz, P | 1 |
| La Mar, GN; Thanabal, V | 1 |
| Apitz-Castro, R; Daveloose, D; Debouzy, JC; Hervé, M; Neumann, JM; Viret, J | 1 |
| Esaki, N; Nakajima, N; Nakamura, K; Soda, K; Tanaka, H | 1 |
| Anderson, VE; LaReau, RD | 1 |
| Bolton, PH; Dell'Acqua, M; Gerlt, JA; Harpold, L; Hibler, DW; Pourmotabbed, T; Wilde, JA | 1 |
| Grant, KL; Klinman, JP | 1 |
| Lagunoff, D; Ludowyke, R; Rabenstein, DL | 1 |
| Sigel, H; Tribolet, R | 1 |
| Goto, Y; Hamaguchi, K; Hayashi, F; Kawata, Y; Kobayashi, Y; Kyogoku, Y | 1 |
| Aisen, P; Doi, K; McCracken, J; Peisach, J | 1 |
| Cornwall, EH; Horrocks, WD | 1 |
| Reid, DG | 1 |
| Albracht, SP; Fontijn, RD; Slater, EC; van der Zwaan, JW | 1 |
| Berlier, Y; Czechowski, M; Dimon, B; Fauque, G; Le Gall, J; Lespinat, PA | 1 |
| Valcour, AA; Woodworth, RC | 1 |
| Serianni, AS; Snyder, JR | 1 |
| De Weck, Z; Kägi, JH; Pande, J | 1 |
| Crawford, A; Hunter, BK; Wood, JM | 1 |
| Jue, T; Kauten, RJ; La Mar, GN; Langry, KC; Leung, HK; Nagai, K; Pandey, RK; Smith, KM; Thanabal, V; Yamamoto, Y | 1 |
| Harada, I; Miura, T; Takeuchi, H | 1 |
| Klapper, MH; Mishra, AK | 1 |
| Endo, T; Imoto, T; Ueda, T; Yamada, H | 1 |
| Chin, JJ; Jung, CY; Jung, EK | 1 |
| Daniels, L; Sparling, R | 1 |
| Kilár, F; Závodszky, P | 1 |
| Cornish-Bowden, A; Pollard-Knight, D | 1 |
| Burris, RH; Jensen, BB | 1 |
| Nakanishi, M; Takahashi, S; Tsuboi, M; Tsuneda, S | 1 |
| Berchtold, W; Christen, P; Pfister, K; Sandmeier, E | 1 |
| Esaki, N; Nakayama, T; Sawada, S; Soda, K; Tanaka, H | 1 |
| Abeles, RH; Krodel, E; Massey, V; Walsh, CT | 1 |
| Bricout, J; Koziet, J; Merlivat, L | 1 |
| Hardy, RW; Jackson, EK; Parshall, GW | 1 |
| Budzynski, AZ | 1 |
| Bruice, TC; Shinkai, S | 1 |
| Holmes, DE; Ingalls, RB; Myers, LS | 2 |
| Furfine, CS; White, A | 1 |
| Ayad, SR; Barker, GR; Weigold, J | 1 |
| Babior, B; Gould, DC | 1 |
| Glass, JW; Holroyd, RA | 1 |
| Henriksen, T | 1 |
| Hayashi, N; Lichtin, NN; Matsumoto, A | 1 |
| Gutfreund, H; Shore, JD | 1 |
| Carpy, S; Dertinger, H | 1 |
| Borg, DC; Schmidt, J | 1 |
| Bechara, EJ; Cilento, G | 1 |
| Blattmann, P; Rétey, J | 1 |
| Capaldi, RA | 1 |
| Inokuchi, H; Tsuda, M; Yagi, T | 1 |
| Bays, JP; Crespi, HL; Katz, JJ; Norris, JR | 1 |
| Glaser, L; Melo, A | 1 |
| Berngruber, O; Simon, H | 1 |
| Tomasz, M | 1 |
| Nishikimi, M; Oishi, N; Yagi, K | 1 |
| Humski, K; Klasinc, L | 1 |
| Bard, JR; Fisher, HF; Prough, RA | 1 |
| Parker, FS; Stryker, MH | 1 |
| Chung, AE; Franzen, JS | 1 |
| Abeles, RH; Schonbrunn, A; Walsh, CT | 1 |
| Livramento, J; Thomas, GJ | 1 |
| Hepner, GW | 1 |
| Ralston, GB | 1 |
| Hvidt, A; Pedersen, EJ | 1 |
| Hvidt, A; Pershina, L | 1 |
| Janson, TR; Katz, JJ | 1 |
| Sokoloski, EA; Storm, CB; Teklu, Y | 1 |
| Grabke, HJ | 1 |
| Tamaru, K | 1 |
| Guczi, L; Tétényi, P | 1 |
| Happel, J; Hnatow, MA | 1 |
| Horiuti, J | 1 |
| Temkin, MI | 1 |
| Kemball, C | 1 |
| Lemieux, RU | 1 |
| Downer, NW; Englander, SW; Teitelbaum, H | 1 |
| Kaplan, IR | 1 |
| Calvet, P; Mestelan-Nonnenmacher, G; Nabedryk-Viala, E | 1 |
| Hayatsu, H; Kawazoe, Y; Wataya, Y | 1 |
| Ikegami, A; Nakanishi, M; Tsuboi, M | 1 |
| Klein, MP; Llinás, M; Neilands, JB | 2 |
| Patel, DJ | 1 |
| Brewer, CF; Santi, DV | 1 |
| Hayatsu, H; Sono, M; Wataya, Y | 1 |
| Bradbury, JH; Chapman, BE; Pellegrino, FA | 1 |
| Burkhard, RK; Mueller, DD; Reynolds, FH | 1 |
| Kania, L; Siemion, IZ | 1 |
| Billwitz, H; Böhm, S; Krumbiegel, J | 1 |
| Chen, MC; Lord, RC | 1 |
| Kania, L; Siemion, IZ; Zabza, A | 1 |
| Benz, FW; Roberts, GC; Sadler, PJ | 1 |
| Abaturov, LV; Ginodman, LM; Varshavskiĭ, IaM | 1 |
| Klocke, FJ; Koberstein, RC; Pittman, DE | 1 |
| Abaturov, LV; Nezlin, RS; Varshavsky, JM; Vengerova, TI | 1 |
| Glaser, L; Ward, L | 1 |
| Isbell, HS; Pigman, W | 1 |
| Cotter, RI; Gratzer, WB | 1 |
| Ottesen, M | 1 |
| Reilley, CN; Terrill, JB | 1 |
| Foster, JW; Lukins, HB | 1 |
| Chakravarti, K; Rosenberg, A | 1 |
| Coursaget, J; Nonnenmacher, G | 1 |
| Willumsen, L | 5 |
| Kan, LS; Kao, S; Li, ND; Schweighardt, FK | 1 |
| Barker, HA; Eagar, RG; Herbst, MM; Richards, JH | 1 |
| Cameron, BF; Killion, PJ | 1 |
| Lindner, L; van Urk, P | 1 |
| Hayatsu, H; Wataya, Y | 1 |
| Englander, SW; Kallen, RG; Molday, RS | 1 |
| McBride-Warren, PA; Mueller, DD | 1 |
| Watt, DE | 1 |
| Dixon, RO | 2 |
| Calvet, P; Nonnenmacher, G; Thiéry, JM; Viala, E | 1 |
| Gorgels, JP; Muskens, AT; van Rossum, JM; Vree, TB | 1 |
| Millson, MF | 1 |
| Hüttenraugh, R | 1 |
| Benson, ES; Hallaway, BE | 3 |
| Capaldi, RA; Garratt, CJ | 1 |
| Barreto, A; Jardetzky, O; Markley, JL; Putter, I | 1 |
| Kelly, M | 2 |
| Kobayashi, Y; Makino, K | 1 |
| Coleman, DL; Willumsen, L | 1 |
| Crespi, HL; Daboll, HF; Katz, JJ | 1 |
| Aogaichi, T; Beach, RL; Plaut, GW | 1 |
| Benkovic, SJ; Dunikoski, LK | 1 |
| Caughey, W; McCoy, S | 1 |
| Fishman, J; Guzik, H; Hellman, L | 1 |
| Arigoni, DG; Cornforth, JW; Rétey, J; Ryback, G; Seibl, J; Veeger, C; Zeylemaker, WP | 1 |
| Fridkin, M; Sheinblatt, M; Wilchek, M | 1 |
| Marshall, BJ; Murrell, WJ | 1 |
| Burris, RH; Kleiner, D | 1 |
| Crosby, J; Lienhard, GE | 1 |
| Bhaskar, KR; Parker, FS | 1 |
| Abrash, HI | 2 |
| Miller, WG | 1 |
| Aasen, AJ; Holman, RT; Lauer, WM | 1 |
| Cambiaso, CL; Dellacha, JM; Paladini, AC; Retegui, LA; Santomé, JA | 1 |
| Arigoni, D; Cornforth, JW; Rétey, J; Ryback, G; Seibl, J; Veeger, C; Zeylemaker, WP | 1 |
| Johansen, JT | 1 |
| Ernst, E | 1 |
| Dalnoki, F; Niedetzky, A | 1 |
| Budzynski, AZ; Fraenkel-Conrat, H | 1 |
| Cantwell, AM; Dennis, D | 1 |
| Kalman, TI | 1 |
| Kawazoe, Y; Ohnishi, M; Yoshioka, Y | 1 |
| Fritzsche, H | 1 |
| Ottesen, M; Squire, PG | 1 |
| Flavin, M; Guggenheim, S | 1 |
| Honya, M; Tamiya, N; Yagi, T | 1 |
| Hollocher, TC; Hüfner, M | 1 |
| Tagaki, W; Westheimer, FH | 1 |
| Di Mari, SJ; Rapoport, H; Snyder, CD | 1 |
| Kägi, JH; Ulmer, DD | 2 |
| Crespi, HL; Harkness, L; Katz, JJ; Norman, G; Saur, W | 1 |
| Klotz, IM | 1 |
| Kawazoe, Y; Yoshioka, Y | 1 |
| Crespi, HL; Halevi, EA; Katz, JJ; Saur, WK | 1 |
| Djerassi, C; Voelter, W | 1 |
| Babior, BM; Galper, JB | 1 |
| Lees, CW; von Hippel, PH | 1 |
| Kosicki, GW | 1 |
| Heller, SR | 1 |
| Babior, BM | 1 |
| Klotz, IM; Mueller, DD | 1 |
| Foster, JF; Petersen, HA; Sogami, M | 1 |
| Brodie, HJ; Kripalani, KJ; Possanza, G | 1 |
| Bryan, WP; Lenz, DE | 1 |
| Kammereck, R; Lee, WH; Lutsky, BN; McCloskey, JA; Schroepfer, GJ | 1 |
| Bright, HJ; Porter, DJ | 1 |
| Bryan, WP; Nielsen, SO | 1 |
| Stern, MJ; Wolfsberg, M | 1 |
| Philippson, C | 1 |
| Jordan, BJ; Speakman, PT | 1 |
| Blake, MI; Fang, SM; Rhodes, HJ | 1 |
| Hampton, KG; Hine, J; Kokesh, FC; Mulders, J | 1 |
| Bernhardt, HW; Heidemann, E | 1 |
| Kawazoe, Y; Masayuki, M; Onishi, M; Sato, M; Tatsuno, T | 1 |
| Emery, TF | 1 |
| Kawazoe, Y; Onishi, M | 1 |
| Abeles, RH; Frey, PA; Kerwar, SS | 1 |
| Brodersen, R; Flodgaard, H; Hansen, JK | 1 |
| Schowen, RL; Venkatasubban, KS | 1 |
| Anzai, K; Kirino, Y; Shimizu, H | 1 |
| Azerad, R; Decottignies-Le Maréchal, P; Ducrocq, C; Marquet, A | 1 |
| Koeppe, RE; Schoenborn, BP | 1 |
| Mossoba, MM; Riesz, P; Rosenthal, I | 1 |
| Yagi, T | 1 |
| Cabrera, MP; Klein, PD; Wong, WW | 1 |
| Maeda, M | 1 |
| Kossiakoff, AA | 1 |
| Crespi, HL; Middendorf, HD; Randall, JT | 1 |
| Kawaguchi, A; Nozoe, S; Okuda, S; Saito, K; Seyama, Y | 1 |
| Postgate, JR; Robson, RL | 1 |
| Inagaki, F; Kawano, Y; Miyazawa, T; Shimada, I; Takahashi, K | 1 |
| McCloskey, JA; Sethi, SK; Smith, DL | 1 |
| Le Pecq, JB; Markovits, J; Ramstein, J; Roques, BP | 1 |
| Burgess, BK; Newton, WE; Stiefel, EI; Wherland, S | 1 |
| Downer, NW; Englander, JJ; Englander, SW | 1 |
| Berlier, Y; Jouanneau, Y; Kelley, BC; Lespinat, PA; Vignais, PM | 1 |
| Barksdale, AD; Rosenberg, A | 1 |
| Egerer, P; Günther, H; Simon, H | 1 |
| Potier, P | 1 |
| Nakanishi, M; Takahashi, T; Tsuboi, M | 1 |
| Ikemoto, H; Mizuta, K; Ventura, MM | 1 |
| Johansson, LB; Lindblom, G; Rilfors, L; Wieslander, A | 1 |
| Menez, A; Nabedryk-Viala, E; Tamiya, N; Thiery, C; Thiery, JM | 1 |
| Callender, RH; Doukas, AG; Honig, B; Ottolenghi, M; Pande, A; Suzuki, T | 1 |
| Calhoun, DB; Englander, JJ; Englander, SW; Kallenbach, NR; Liem, RK; Malin, EL; Mandal, C; Rogero, JR | 1 |
| Hull, WE; Leinberger, R; Rétey, J; Simon, H | 1 |
| Andreoni, V; Canonica, L; Galli, E; Gennari, C; Treccani, V | 1 |
| Endo, T; Hayashi, K; Inagaki, F; Miyazawa, T | 1 |
| DeNiro, MJ; Epstein, S | 1 |
| Hanson, JC; Schoenborn, BP | 1 |
| Daniels, L; Fulton, G; Orme-Johnson, WH; Spencer, RW | 1 |
| Hunt, DF; Sethi, SK; Shabanowitz, J | 1 |
| Anders, MW; Kubic, VL | 1 |
| Enomoto, T; Kohwi-Shigematsu, T; Mitane, Y; Nakanishi, M; Tsuboi, M; Yamada, MA | 1 |
| Finucane, MD; Jardetzky, O | 2 |
| Dyson, HJ | 1 |
| Malthouse, JP; Milne, JJ | 1 |
| Coon, MJ; Vaz, AD | 1 |
| Fesik, SW; Petros, AM | 1 |
| Denisov, VP; Halle, B | 1 |
| Freire, E; Murphy, KP; Paterson, Y | 1 |
| Hooper, AB; Vannelli, T | 1 |
| Kanaori, K; Nosaka, AY | 1 |
| Baenziger, JE; Demers, CN; Méthot, N | 1 |
| Alexander, P; Bryan, P; Khare, D; Orban, J | 1 |
| Bundle, DR; Otter, A | 1 |
| Hartmann, GC; Klein, AR; Thauer, RK | 1 |
| Martin, ML; Zhang, BL | 1 |
| Padrós, E; Torres, J | 1 |
| Knudsen, J; Kragelund, BB; Poulsen, FM | 1 |
| Doan, BT; Gillet, B | 1 |
| Abeygunawardana, C; Johnson, MO; Mori, S; van Zijl, PC | 1 |
| Bax, A; Grzesiek, S; Lodi, PJ; Tschudin, R; Wang, AC | 1 |
| Davis, JH | 1 |
| Andrec, M; Hill, RB; Prestegard, JH | 1 |
| Danishefsky, AT; Fuchs, J; Housset, D; Kim, KS; Tao, F; Wlodawer, A; Woodward, C | 1 |
| Donahue, TM | 2 |
| Chorush, RA; Little, DP; McLafferty, FW; O'Connor, PB; Wampler, FM; Wood, TD | 1 |
| Endo, S; Kuroda, Y; Nagayama, K; Wada, A | 1 |
| Kato, M; Takeda, N; Taniguchi, Y | 1 |
| Bossanne, P; Debouzy, JC; Fauvelle, F; Heintz, O | 1 |
| Goto, Y; Konishi, Y | 1 |
| Johnson, RS; Walsh, KA | 1 |
| Johnson, RS; Ohguro, H; Palczewski, K; Walsh, KA | 1 |
| Bahnson, BJ; Klinman, JP | 1 |
| Copi, CJ; Schramm, DN; Turner, MS | 1 |
| Dyson, HJ; Jeng, MF | 1 |
| Cerdán, S; Erhard, P; Moldes, M; Seelig, J | 1 |
| Devaux, PF; Warschawski, DE | 1 |
| Cabiaux, V; Goormaghtigh, E; Ruysschaert, JM | 1 |
| Kozarich, JW; Lewisch, SA; Magliozzo, RS; Parast, CV; Peisach, J; Wong, KK | 1 |
| Erman, JE; Satterlee, JD; Yi, Q | 1 |
| Baldwin, RC; Brauner, JW; Flach, CR; Mendelsohn, R; Taylor, JW | 1 |
| Rydzewski, JM; Schleich, T | 1 |
| Pappu, KM; Serpersu, EH | 1 |
| Anderegg, RJ; Erickson, BW; Melton, LG; Wagner, DS; Yan, Y | 1 |
| Edmondson, DE; Jonsson, T; Klinman, JP | 1 |
| Callender, R; Deng, H; Ebrey, T; Huang, L | 1 |
| Englander, JJ; Englander, SW | 1 |
| Cheung, WY; Huang, S | 1 |
| Gallo, KA; Knowles, JR; Tanner, ME | 1 |
| Kagan, HM; Palcic, MM; Scaman, CH; Shah, MA | 1 |
| Anglister, J; Bax, A; Grzesiek, S; Klee, CB; Ren, H; Wang, AC | 1 |
| Alexander, P; Bryan, P; Orban, J | 1 |
| Bhuyan, AK; Elöve, GA; Roder, H | 1 |
| Heibel, G; Hildebrandt, P; Mauk, AG; Vanhecke, F | 1 |
| Fox, RO; Jacobs, MD | 1 |
| Fusch, C; Moeller, H; Spririg, N | 1 |
| Heimburg, T; Marsh, D | 1 |
| Handley, LL; Mudambo, SM; Prosser, SJ; Rollo, MM; Scrimgeour, CM | 1 |
| Clarke, LL; Ferlic, L; Klein, PD; Llaurador, M; Wong, WW | 1 |
| Biesemans, M; de Meirleir, K; Kayser, F; Malaisse, WJ; Neirinck, P; Rehrer, NJ; Van Cauteren, M; Willem, R | 1 |
| Fernandez, VM; Schwörer, B; Thauer, RK; Zirngibl, C | 1 |
| Smith, DL; Zhang, Z | 1 |
| Bycroft, M; Fersht, AR; Jones, DN; Lubienski, MJ | 1 |
| Issakova, OL; Lebl, M; Lee, TD; Sepetov, NF; Stahl, DC; Swiderek, K | 1 |
| Chin, DH; Goldberg, IH | 1 |
| Hsu, VL; Jariel-Encontre, I; Kearns, DR; Lecou, C; Parello, J; Reisman, JM; Sayre, MH | 1 |
| de Koster, CG; Haverkamp, J; Heerma, W; van Dongen, WD | 1 |
| Arp, DJ; Sayavedra-Soto, LA | 1 |
| Mullins, LS; Pace, CN; Raushel, FM | 2 |
| Eckert, HJ; Eichler, HJ; Feinäugle, R; Irrgang, KD; Karge, M; Liu, B; Renger, G; Sellin, S | 1 |
| Li, H; Matsuo, H; Wagner, G | 1 |
| Liang, GL; Mendelsohn, R; Snyder, RG; Strauss, HL | 1 |
| Cowburn, D; Gosser, YQ; Mayer, BJ; Overduin, M; Zheng, J | 1 |
| Caffrey, M; Cusanovich, M; Fitch, J; Forest, E; Guy, P; Halgand, F; Jaquinod, M | 1 |
| Burles, S; Fan, XM; Tytler, D | 1 |
| Glanz, J | 1 |
| Backmann, J; Dornberger, U; Fandrei, D; Fritzsche, H; Gührs, KH; Hartmann, M; Hübner, W; Rahmelow, K; Schlott, B | 1 |
| Arp, DJ; McTavish, H; Sayavedra-Soto, LA | 1 |
| Bowers, PM; Klevit, RE | 1 |
| Alli, I; Boye, JI; Ismail, AA | 1 |
| Fitzpatrick, TB; Malthouse, JP | 1 |
| Fitzpatrick, TB; Mahon, MM; Malthouse, JP; Milne, JJ | 1 |
| Malthouse, JP; O'Connell, TP | 1 |
| Blacken, CE; Brenna, JT; Goodman, KJ; Tobias, HJ | 1 |
| Farmer, BT; Venters, RA | 1 |
| Fersht, AR; Perrett, S; Zahn, R | 1 |
| Backmann, J; Fabian, H; Hahn, U; Naumann, D; Saenger, W; Schultz, C | 1 |
| Ernst, H; Freude, D; Mildner, T; Wolf, I | 1 |
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| Chen, E; Holinstat, M; Holman, T; Iavarone, AT; Offenbacher, AR; Signorelli, RL; Tran, M; Yamaguchi, A | 1 |
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| Cheng, WY; Deng, K; Du, L; Li, JL; Liang, CF; Liang, J; Liu, W; Xue, XC; Zhang, Q | 1 |
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70 review(s) available for hydrogen and deuterium
| Article | Year |
|---|---|
[Hydrogen-deuterium exchange studies of proteins (author's transl)].
Topics: Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Proteins | 1977 |
Kinetic isotope effects in enzymology.
Topics: Ammonia-Lyases; Animals; Carbon; Carbon Isotopes; Carboxy-Lyases; Chemical Phenomena; Chemistry; Deuterium; Enzymes; Fructose-Bisphosphate Aldolase; Glycoside Hydrolases; Hydro-Lyases; Hydrogen; Kinetics; Mathematics; Methyltransferases; Oxidoreductases; Peptide Hydrolases; Protons; Pyruvate Kinase; Triose-Phosphate Isomerase; Tritium | 1978 |
[Thermal fluctuation of protein structures (author's transl)].
Topics: Animals; Cattle; Deuterium; Hot Temperature; Hydrogen; Membrane Proteins; Protein Conformation; Tryptophan | 1978 |
Protein folding studied using hydrogen-exchange labeling and two-dimensional NMR.
Topics: Deuterium; Hemoglobins; Hydrogen; Hydrogen Bonding; Isotope Labeling; Kinetics; Magnetic Resonance Spectroscopy; Myoglobin; Protein Conformation; Proteins | 1992 |
NMR studies of metabolism.
Topics: Animals; Biophysical Phenomena; Biophysics; Carbon Isotopes; Deuterium; Fluorine; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Metabolism; Phosphorus | 1990 |
Proton permeation of lipid bilayers.
Topics: Biological Transport; Deuterium; Gramicidin; Hydrogen; Hydrogen-Ion Concentration; Lipid Bilayers; Potassium; Protons | 1987 |
Hydrogen exchange.
Topics: Amides; Catalysis; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Nucleic Acid Conformation; Nucleic Acids; Nucleotides; Peptides; Protein Conformation; Proteins; Protons; Solvents; Temperature; Tritium | 1972 |
Distribution and isotopic abundance of biogenic elements in lunar samples.
Topics: Astronomical Phenomena; Astronomy; Carbon; Carbon Isotopes; Deuterium; Extraterrestrial Environment; Geological Phenomena; Geology; Hot Temperature; Hydrogen; Hydrogenation; Hydrolysis; Nitrogen; Nitrogen Isotopes; Oxygen; Oxygen Isotopes; Phosphorus; Radioisotopes; Silicon; Space Flight; Sulfur; Sulfur Isotopes; Water | 1972 |
Mutarotation of sugars in solution. II. Catalytic processes, isotope effects, reaction mechanisms, and biochemical aspects.
Topics: Acids; Amino Sugars; Carbohydrates; Catalysis; Chemical Phenomena; Chemistry; Deuterium; Disaccharides; Hydrogen; Ions; Isomerases; Light; Magnetic Resonance Spectroscopy; Mathematics; Models, Chemical; Monosaccharides; Penicillium; Solvents; Stereoisomerism; Sulfur; Thermodynamics; Water | 1969 |
Methods for measurement of hydrogen isotope exchange in globular proteins.
Topics: Chemical Phenomena; Chemistry; Chromatography, Gel; Deuterium; Dialysis; Freeze Drying; Hydrogen; Infrared Rays; Kinetics; Mathematics; Methods; Models, Biological; Peptides; Protein Conformation; Proteins; Spectrophotometry; Tritium | 1971 |
The proton inventory technique.
Topics: Asparaginase; Binding Sites; Carbonic Anhydrases; Catalysis; Deuterium; Enzymes; Esterases; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Peptide Hydrolases; Protein Conformation; Protons; Solubility; Structure-Activity Relationship; Trypsin | 1984 |
[Use of deuterium in the study of the enzyme reaction mechanism].
Topics: Acetates; Chemical Phenomena; Chemistry; Deuterium; Enzymes; Hydrogen; Hydrogenation; Indoles; Malate Synthase; Methionine; Molecular Conformation; NAD; NADH Dehydrogenase; Oxidation-Reduction; Oxidoreductases; Steroids; Tryptophan Synthase; Tyrosine Phenol-Lyase | 1983 |
Oxygen and hydrogen in biological nitrogen fixation.
Topics: Adenosine Triphosphate; Azotobacter; Bacteria; Cyanobacteria; Deuterium; Hydrogen; Hydrogenase; Leghemoglobin; Nitrogen Fixation; Nitrogenase; Oxidoreductases; Oxygen; Oxygen Consumption; Protein Conformation | 1980 |
Acquisition and interpretation of hydrogen exchange data from peptides, polymers, and proteins.
Topics: Catalysis; Chemical Phenomena; Chemistry; Chemistry, Physical; Crystallization; Deuterium; Electrochemistry; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Mathematics; Methods; Osmolar Concentration; Peptides; Polymers; Protein Conformation; Protein Denaturation; Proteins; Solvents; Spectrophotometry, Infrared; Spectrophotometry, Ultraviolet; Thermodynamics; Tritium | 1982 |
Nuclear magnetic resonance methods for studying protein-ligand complexes.
Topics: Amino Acid Isomerases; Animals; Binding Sites; Carbon Isotopes; Carrier Proteins; Cyclosporine; Deuterium; DNA-Binding Proteins; Heat-Shock Proteins; Hydrogen; Ligands; Macromolecular Substances; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Probes; Molecular Structure; Nitrogen Isotopes; Peptidylprolyl Isomerase; Protein Binding; Proteins; Tacrolimus; Tacrolimus Binding Proteins; Thermodynamics | 1994 |
Determination of soluble and membrane protein structure by Fourier transform infrared spectroscopy. II. Experimental aspects, side chain structure, and H/D exchange.
Topics: Deuterium; Hydrogen; Membrane Proteins; Molecular Structure; Solubility; Spectroscopy, Fourier Transform Infrared | 1994 |
Structure and energy change in hemoglobin by hydrogen exchange labeling.
Topics: Allosteric Regulation; Allosteric Site; Chromatography, Gel; Deuterium; Hemoglobins; Hydrogen; Isotope Labeling; Magnetic Resonance Spectroscopy; Oxyhemoglobins; Protein Binding; Thermodynamics; Tritium | 1994 |
Stable light isotope biogeochemistry of hydrothermal systems.
Topics: Biochemical Phenomena; Biochemistry; Carbon; Carbon Isotopes; Carbonates; Deuterium; Environment; Geologic Sediments; Geological Phenomena; Geology; Hot Temperature; Hydrogen; Isotopes; Minerals; Oxidation-Reduction; Oxides; Oxygen; Oxygen Isotopes; Silicon Dioxide; Sulfur; Sulfur Isotopes; Water | 1996 |
Water on early Mars.
Topics: Climate; Deuterium; Earth, Planet; Extraterrestrial Environment; Geological Phenomena; Geology; Hydrogen; Ice; Mars; Meteoroids; Oxygen Isotopes; Volcanic Eruptions; Water | 1996 |
Hydrothermal systems on Mars: an assessment of present evidence.
Topics: Deuterium; Earth, Planet; Geology; Hot Temperature; Hydrogen; Mars; Meteoroids; Minerals; Spectrophotometry, Infrared; Volcanic Eruptions; Water | 1996 |
Nuclear magnetic resonance spectroscopy of cancer.
Topics: Carbon Isotopes; Deuterium; Fluorine; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Neoplasms; Phosphorus | 1997 |
The hydrogen exchange core and protein folding.
Topics: Animals; Cattle; Deuterium; Hydrogen; Protein Folding; Protein Structure, Secondary | 1999 |
Calculation of isotope effects from first principles.
Topics: Deuterium; Energy Metabolism; Hydrogen; Hydrogen Bonding; Isotopes; Kinetics; Models, Theoretical; Proton-Motive Force; Protons; Temperature; Water | 2000 |
Isotopic ratios in planetary atmospheres.
Topics: Atmosphere; Carbon; Deuterium; Evolution, Planetary; Extraterrestrial Environment; Hydrogen; Isotopes; Nitrogen; Oxygen; Planets | 1995 |
Interstellar polycyclic aromatic hydrocarbons: the infrared emission bands, the excitation/emission mechanism, and the astrophysical implications.
Topics: Astronomical Phenomena; Astronomy; Carbon; Deuterium; Hydrogen; Molecular Structure; Oxygen; Polycyclic Aromatic Hydrocarbons; Solar System; Spectrophotometry, Infrared; Spectrophotometry, Ultraviolet; Spectrum Analysis | 1989 |
Carbonaceous micrometeorites from Antarctica.
Topics: Antarctic Regions; Carbon; Cosmic Dust; Deuterium; Evolution, Chemical; Exobiology; Hydrogen; Meteoroids; Microscopy, Electron; Particle Size; Polycyclic Aromatic Hydrocarbons; Water | 1998 |
The composition of interstellar molecular clouds.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Extraterrestrial Environment; Gases; Hydrogen; Ice; Isotopes; Meteoroids; Molecular Structure; Organic Chemicals | 1999 |
Cometary deuterium.
Topics: Deuterium; Evolution, Planetary; Exobiology; Hydrogen; Meteoroids; Solar System; Temperature; Water | 1999 |
Protein analysis by hydrogen exchange mass spectrometry.
Topics: Amides; Deuterium; Gas Chromatography-Mass Spectrometry; Hydrogen; Hydrogen Bonding; Macromolecular Substances; Mass Spectrometry; Motion; Protein Binding; Protein Conformation; Protein Denaturation; Protein Folding; Proteins; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2003 |
Attenuated total reflection IR spectroscopy as a tool to investigate the orientation and tertiary structure changes in fusion proteins.
Topics: Amides; Deuterium; Hydrogen; Ion Exchange; Kinetics; Membrane Fusion; Protein Structure, Tertiary; Spectroscopy, Fourier Transform Infrared; Viral Fusion Proteins | 2003 |
Mass spectrometric approaches using electrospray ionization charge states and hydrogen-deuterium exchange for determining protein structures and their conformational changes.
Topics: Deuterium; Humans; Hydrogen; Models, Molecular; Molecular Structure; Protein Conformation; Protein Denaturation; Proteins; Spectrometry, Mass, Electrospray Ionization; Statistics as Topic | 2004 |
High-sensitivity mass spectrometry for imaging subunit interactions: hydrogen/deuterium exchange.
Topics: Deuterium; Hydrogen; Hydrogen Bonding; Protein Conformation; Protein Subunits; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Viral Proteins | 2004 |
Hydrogen and hydration in proteins.
Topics: Crystallization; Crystallography, X-Ray; Deuterium; Drug Stability; Enzymes; Histidine; Hydrogen; Hydrogen Bonding; Models, Molecular; Neutron Diffraction; Proteins; Water | 2004 |
Using nuclear magnetic resonance spectroscopy to study molten globule states of proteins.
Topics: Animals; Apoproteins; Cattle; Deuterium; Humans; Hydrogen; Hydrogen-Ion Concentration; Lactalbumin; Magnetic Resonance Spectroscopy; Myoglobin; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Proteins | 2004 |
Enzymatic transition states: thermodynamics, dynamics and analogue design.
Topics: Animals; Catalysis; Crystallography, X-Ray; Deuterium; Drug Design; Enzyme Inhibitors; Enzymes; Humans; Hydrogen; Hydrogen Bonding; Inosine; Kinetics; Models, Molecular; Motion; Protein Conformation; Purine Nucleosides; Purine-Nucleoside Phosphorylase; Pyrimidinones; Pyrroles; Static Electricity; Substrate Specificity; Thermodynamics | 2005 |
Insights into enzyme structure and dynamics elucidated by amide H/D exchange mass spectrometry.
Topics: Amides; Binding Sites; Catalysis; Catalytic Domain; Crystallography, X-Ray; Deuterium; Enzymes; Forecasting; Hydrogen; Ligands; Mass Spectrometry; Models, Chemical; Models, Molecular; Molecular Structure; Peptides; Protein Conformation; Protein Structure, Secondary; Protein Structure, Tertiary; Protein Subunits; Proteins; Sensitivity and Specificity | 2005 |
Recent results on hydrogen and hydration in biology studied by neutron macromolecular crystallography.
Topics: Biology; Deuterium; Deuterium Exchange Measurement; Hydrogen; Neutron Diffraction; Protein Conformation; Proteins; Water | 2006 |
Hydrogen tunneling and protein motion in enzyme reactions.
Topics: Deuterium; Electron Transport; Glycine max; Hydrogen; Kinetics; Lipoxygenase; Models, Molecular; Models, Theoretical; Protein Conformation; Proteins; Protons; Tetrahydrofolate Dehydrogenase; Thermodynamics | 2006 |
Hydrogen/deuterium exchange mass spectrometry--a window into amyloid structure.
Topics: Amino Acid Sequence; Amyloid; Deuterium; Hydrogen; Hydrolysis; Mass Spectrometry; Microscopy, Electron; Molecular Sequence Data; Protein Conformation | 2006 |
Networks for the allosteric control of protein kinases.
Topics: Allosteric Regulation; Allosteric Site; Deuterium; Dimerization; Extracellular Signal-Regulated MAP Kinases; Hydrogen; Mass Spectrometry; Models, Biological; Models, Molecular; Protein Kinases; Protein Structure, Quaternary; Signal Transduction | 2006 |
On-line H/D exchange LC-MS strategy for structural elucidation of pharmaceutical impurities.
Topics: Chromatography, High Pressure Liquid; Chromatography, Liquid; Deuterium; Drug Contamination; Hydrogen; Mass Spectrometry; Online Systems; Pharmaceutical Preparations | 2007 |
Dimethylsulfoxide-quenched hydrogen/deuterium exchange method to study amyloid fibril structure.
Topics: Amyloid; Animals; Cell Membrane; Deuterium; Dimethyl Sulfoxide; Humans; Hydrogen; Hydrogen Bonding; Nuclear Magnetic Resonance, Biomolecular; Phospholipids | 2007 |
Hydrogen/deuterium exchange mass spectrometry: potential for investigating innate immunity proteins.
Topics: Antigens, Bacterial; Bacterial Toxins; Complement C3; Deuterium; Gene Products, nef; Hydrogen; Immunity, Innate; Mass Spectrometry; nef Gene Products, Human Immunodeficiency Virus; PPAR gamma; Proteins; Viral Regulatory and Accessory Proteins | 2007 |
Hydrogen/deuterium exchange-mass spectrometry: a powerful tool for probing protein structure, dynamics and interactions.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Molecular Structure; Protein Binding; Protein Conformation; Proteins | 2007 |
High-throughput analysis of protein structure by hydrogen/deuterium exchange mass spectrometry.
Topics: Automation; Chromatography, High Pressure Liquid; Deuterium; Glutathione; Hemoglobins; Hydrogen; Kinetics; Mass Spectrometry; Models, Molecular; Phosphoric Monoester Hydrolases; Phosphotransferases; Protein Conformation; Proteins; Thermodynamics; Thioredoxins | 2005 |
Solid state isotope exchange with spillover hydrogen in organic compounds.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Organic Chemicals; Peptides; Proteins; Tritium | 2010 |
Large deuterium isotope effects and their use: a historical review.
Topics: Animals; Deuterium; History, 20th Century; Humans; Hydrogen; Isotope Labeling | 2011 |
Unraveling the dynamics of protein interactions with quantitative mass spectrometry.
Topics: Chromatography, Affinity; Deuterium; Deuterium Exchange Measurement; Hydrogen; Ligands; Mass Spectrometry; Molecular Structure; Multiprotein Complexes; Protein Binding; Protein Conformation; Protein Interaction Mapping; Proteins; Proteomics | 2011 |
New developments in protein structure-function analysis by MS and use of hydrogen-deuterium exchange microfluidics.
Topics: Animals; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Mass Spectrometry; Microfluidics; Models, Molecular; Proteins; Structure-Activity Relationship | 2011 |
Kinetic intermediates of amyloid fibrillation studied by hydrogen exchange methods with nuclear magnetic resonance.
Topics: Amyloid; Deuterium; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Protein Folding | 2012 |
Hydrogen-exchange mass spectrometry for the study of intrinsic disorder in proteins.
Topics: Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Protein Conformation; Protein Folding; Proteins | 2013 |
Biological insights from hydrogen exchange mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Kinetics; Mass Spectrometry; Protein Conformation; Protein Folding; Thermodynamics | 2013 |
Using hydrogen/deuterium exchange mass spectrometry to define the specific interactions of the phospholipase A2 superfamily with lipid substrates, inhibitors, and membranes.
Topics: Allosteric Site; Binding Sites; Catalytic Domain; Cell Membrane; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Mass Spectrometry; Models, Molecular; Phosphodiesterase Inhibitors; Phospholipase A2 Inhibitors; Phospholipases A2; Phospholipids; Protein Binding | 2013 |
Hydrogen/deuterium exchange mass spectrometry for probing higher order structure of protein therapeutics: methodology and applications.
Topics: Animals; Deuterium; Humans; Hydrogen; Mass Spectrometry; Protein Binding; Protein Interaction Maps; Protein Structure, Secondary; Protein Transport | 2014 |
Determination of thermodynamic and kinetic properties of biomolecules by mass spectrometry.
Topics: Deuterium; Gases; Humans; Hydrogen; Kinetics; Ligands; Mass Spectrometry; Thermodynamics | 2015 |
HDX-MS guided drug discovery: small molecules and biopharmaceuticals.
Topics: Deuterium; Drug Discovery; Hydrogen; Mass Spectrometry; Pharmaceutical Preparations | 2014 |
Applications of hydrogen/deuterium exchange MS from 2012 to 2014.
Topics: Animals; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Mass Spectrometry | 2015 |
Applications of mass spectrometry to the study of protein aggregation.
Topics: Amyloid; Animals; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Protein Aggregates; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2015 |
Hydrogen/deuterium exchange mass spectrometry applied to IL-23 interaction characteristics: potential impact for therapeutics.
Topics: Biological Therapy; Computational Biology; Deuterium; Humans; Hydrogen; Interleukin-23; Mass Spectrometry; Protein Binding; Protein Conformation; Receptors, Interleukin | 2015 |
Carbon and Hydrogen Stable Isotope Fractionation Associated with the Aerobic and Anaerobic Degradation of Saturated and Alkylated Aromatic Hydrocarbons.
Topics: Alkanes; Anaerobiosis; Bacteria, Aerobic; Bacteria, Anaerobic; Biodegradation, Environmental; Carbon; Carbon Isotopes; Deuterium; Environmental Monitoring; Hydrocarbons, Aromatic; Hydrogen; Isotope Labeling; Metabolic Networks and Pathways | 2016 |
Hydrogen deuterium exchange mass spectrometry in biopharmaceutical discovery and development - A review.
Topics: Biopharmaceutics; Deuterium; Drug Discovery; Hydrogen; Mass Spectrometry | 2016 |
New Gateways to the Platinum Group Metal-Catalyzed Direct Deuterium-Labeling Method Utilizing Hydrogen as a Catalyst Activator.
Topics: Alcohols; Catalysis; Deuterium; Hydrogen; Metals, Heavy; Molecular Structure; Organometallic Compounds | 2018 |
IMAGINE: neutrons reveal enzyme chemistry.
Topics: Crystallography; Deuterium; Enzymes; Hydrogen; Neutron Diffraction | 2018 |
Studying the surfaces of bacteria using neutron scattering: finding new openings for antibiotics.
Topics: Anti-Bacterial Agents; Bacteria; Bacterial Outer Membrane Proteins; Biophysics; Cell Membrane; Deuterium; Gram-Negative Bacteria; Hydrogen; Lipid Bilayers; Lipopolysaccharides; Neutrons; Scattering, Radiation | 2020 |
Advances in Hydrogen/Deuterium Exchange Mass Spectrometry and the Pursuit of Challenging Biological Systems.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Mass Spectrometry; Proteins | 2022 |
Recent Developments for the Deuterium and Tritium Labeling of Organic Molecules.
Topics: Deuterium; Hydrogen; Isotope Labeling; Mass Spectrometry; Tritium | 2022 |
C-H deuteration of organic compounds and potential drug candidates.
Topics: Amines; Catalysis; Deuterium; Hydrogen; Kinetics | 2022 |
Hydrogen-deuterium exchange coupled to mass spectrometry: A multifaceted tool to decipher the molecular mechanism of transporters.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Membrane Transport Proteins; Protein Conformation | 2023 |
Developments in rapid hydrogen-deuterium exchange methods.
Topics: Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Intrinsically Disordered Proteins; Neurodegenerative Diseases; Protein Conformation | 2023 |
Emerging Role of Deuterium/Protium Disbalance in Cell Cycle and Apoptosis.
Topics: Animals; Apoptosis; Cell Cycle; Cell Division; Deuterium; Humans; Hydrogen; Water | 2023 |
1 trial(s) available for hydrogen and deuterium
| Article | Year |
|---|---|
A comparison of 1H8- and 2H8-toluene toxicokinetics in men.
Topics: Adult; Area Under Curve; Breath Tests; Cresols; Deuterium; Half-Life; Hippurates; Humans; Hydrogen; Kinetics; Male; Middle Aged; Models, Biological; Therapeutic Equivalency; Toluene | 1999 |
1472 other study(ies) available for hydrogen and deuterium
| Article | Year |
|---|---|
Hydrogen-deuterium exchange in the histidine residues of bovine alpha-lactalbumin.
Topics: Deuterium; Histidine; Hydrogen; Hydrogen-Ion Concentration; Lactalbumin; Magnetic Resonance Spectroscopy; Protein Conformation | 1976 |
The effects of pH on the rates of isotope exchange catalyzed by alanine aminotransferase.
Topics: Alanine Transaminase; Deuterium; Glutamates; Hydrogen; Hydrogen-Ion Concentration; Ketoglutaric Acids; Magnetic Resonance Spectroscopy; Pyruvates; Stereoisomerism | 1977 |
Stereochemical studies of hydrogen incorporation from nucleotides with fatty acid synthetase from Brevibacterium ammoniagenes.
Topics: Acetyl Coenzyme A; Brevibacterium; Coenzyme A; Deuterium; Fatty Acid Synthases; Fatty Acids; Gas Chromatography-Mass Spectrometry; Hydrogen; Malonates; NAD; NADP; Stereoisomerism; Water | 1977 |
Biological nuclear magnetic resonance spectroscopy.
Topics: Adenosine Triphosphate; Carbon Isotopes; Deuterium; Fluorine; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Membranes; Nucleic Acid Conformation; Phosphorus Isotopes; Polynucleotides; Protein Conformation; Proteins; RNA, Transfer; Water | 1977 |
The interactions of gallium with various buffers and chelating agents in aqueous solution: gallium-71 and hydrogen-1 NMR studies.
Topics: Buffers; Chelating Agents; Chemical Phenomena; Chemistry, Physical; Deuterium; Edetic Acid; Gallium Isotopes; Hydrogen; Hydrogen-Ion Concentration; Ligands; Magnetic Resonance Spectroscopy | 1978 |
Identification of sources of hydrogen atoms in fatty acids synthesized using deuterated water and stereospecifically deuterium labelled NADPH by gas chromatographic mass spectrometric analysis.
Topics: Alcohol Oxidoreductases; Animals; Chemical Phenomena; Chemistry; Chromatography, Gas; Cysteamine; Deuterium; Fatty Acid Desaturases; Fatty Acid Synthases; Fatty Acids; Hydrogen; In Vitro Techniques; Keto Acids; Liver; Mass Spectrometry; Molecular Conformation; NADP; Rats; Substrate Specificity | 1978 |
The kinetics of methyl viologen oxidation and reduction by the hydrogenase from Clostridium pasteurianum.
Topics: Carbon Monoxide; Clostridium; Deuterium; Ferredoxins; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Methylene Blue; Models, Chemical; Oxidoreductases; Oxygen; Paraquat; Substrate Specificity | 1978 |
Overall and localized fluctuation in the structure of a protein molecule.
Topics: Animals; Chemical Phenomena; Chemistry; Chickens; Chlorides; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Lithium; Muramidase; Ovalbumin; Peptides; Protein Conformation; Protein Denaturation; Proteins; Temperature; Thermodynamics; Tryptophan | 1979 |
Frustrated multiple internal reflection infrared spectroscopic studies on 1H--2H exchange in protein films.
Topics: Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Protein Conformation; Proteins; Solutions; Spectrophotometry, Infrared; X-Ray Diffraction | 1979 |
Base-pair opening and closing reactions in the double helix. A stopped-flow hydrogen exchange study in poly(rA).poly(rU).
Topics: Adenosine; Adenosine Monophosphate; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Models, Chemical; Nucleic Acid Conformation; Osmolar Concentration; Poly A; Poly A-U; Protons; Spectrophotometry; Temperature; Uridine | 1979 |
Physicochemical studies of a branched polypeptide antigen: poly(L-Tyr,L-Glu)-poly(DL-Ala)--poly(L-Lys).
Topics: Alanine; Antigens; Deuterium; Epitopes; Glutamates; Hydrogen; Hydrogen-Ion Concentration; Isoelectric Point; Lysine; Peptides; Protein Conformation; Spectrophotometry, Infrared; Structure-Activity Relationship; Tyrosine; Viscosity | 1977 |
Hydrogen-deuterium substitution and solvent effects on the nitrogen-15 nuclear magnetic resonance of gramicidin S: evaluation of secondary structure.
Topics: Deuterium; Dimethyl Sulfoxide; Gramicidin; Hydrogen; Magnetic Resonance Spectroscopy; Methanol; Oligopeptides; Protein Conformation | 1978 |
[Influence of the oxidoreductive state on the kinetics of deuterium-hydrogen exchange in cytochrome c].
Topics: Animals; Cytochrome c Group; Deuterium; Horses; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Mass Spectrometry; Molecular Conformation; Myocardium; Oxidation-Reduction; Protons | 1975 |
Radiomimetic radical production.
Topics: Anions; Chemical Phenomena; Chemistry, Physical; Deoxyribose; Deuterium; DNA; Free Radicals; Hydrogen; Noble Gases; Nucleosides; Purines; Pyrimidines; Ribose | 1978 |
Qualitative aspects of hydrogen-deuterium exchange in the 1H, 13C, and 15N nuclear magnetic resonance spectra of viomycin in aqueous solution.
Topics: Carbon Isotopes; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Nitrogen Isotopes; Protein Conformation; Viomycin | 1978 |
Incorporation of the hydrogen atoms of ethanol into amino acids in rat liver in vivo.
Topics: Alanine; Amino Acids; Animals; Aspartic Acid; Chemical Phenomena; Chemistry; Deuterium; Ethanol; Female; Glutamates; Hydrogen; Liver; NAD; Proline; Rats | 1979 |
Hydrogenase activity in the dry state: isotope exchange and reversible oxidoreduction of cytochrome c3.
Topics: Cytochrome c Group; Deuterium; Electron Transport; Hydrogen; Kinetics; Models, Chemical; Oxidoreductases; Protons | 1979 |
Kinetics of hydrogen-deuterium exchange in guanosine 5'-monophosphate and guanosine 3':5'-monophosphate determined by laser-Raman spectroscopy.
Topics: Cyclic GMP; Deuterium; Guanine Nucleotides; Guanosine Monophosphate; Hydrogen; Kinetics; Lasers; Molecular Conformation; Spectrum Analysis, Raman | 1979 |
Hydrogen exchange in nucleosides and nucleotides. Measurement of hydrogen exchange by stopped-flow and ultraviolet difference spectroscopy.
Topics: Adenosine; Adenosine Monophosphate; Binding Sites; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Molecular Conformation; Spectrophotometry, Ultraviolet; Time Factors | 1975 |
Studies of exchangeable hydrogens in lysozyme by means of Fourier transform proton magnetic resonance.
Topics: Animals; Chickens; Deuterium; Female; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Muramidase; Protein Conformation; Spectrum Analysis; Tryptophan | 1975 |
Hydrogen-deuterium exchange in nucleosides and nucleotides. A mechanism for exchange of the exocyclic amino hydrogens of adenosine.
Topics: Adenosine; Adenosine Monophosphate; Amines; Binding Sites; Deuterium; Dipeptides; Glycine; Hydrogen; Hydrogen-Ion Concentration; Imidazoles; Imines; Kinetics; Mathematics; Molecular Conformation; Spectrophotometry, Ultraviolet; Temperature; Thermodynamics; Time Factors | 1975 |
Heavy metal-nucleoside interactions. Binding of methylmercury(II) to inosine and catalysis of the isotopic exchange of the C-8 hydrogen studied by 1-H nuclear magnetic resonance and raman difference spectrophotometry.
Topics: Binding Sites; Chemical Phenomena; Chemistry; Chemistry, Physical; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Inosine; Magnetic Resonance Spectroscopy; Methylmercury Compounds; Scattering, Radiation; Spectrophotometry; Spectrum Analysis | 1975 |
Syncatalytic conformational changes in aspartate aminotransferase determined by hydrogen-deuterium exchange.
Topics: Animals; Aspartate Aminotransferases; Catalysis; Deuterium; Hydrogen; Kinetics; Ligands; Myocardium; Protein Conformation; Pyridoxal Phosphate; Swine | 1978 |
[Hydrogen isotope effects on the thermal alternating copolymerization of styrene with maleic anhydride (author's transl)].
Topics: Chemical Phenomena; Chemistry; Deuterium; Furans; Hot Temperature; Hydrogen; Maleic Anhydrides; Polymers; Radioisotopes; Styrenes | 1977 |
The influence of localized chemical modifications of the basic pancreatic trypsin inhibitor on static and dynamic aspects of the molecular conformation in solution.
Topics: Aprotinin; Chemical Phenomena; Chemistry; Deuterium; Hot Temperature; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Protein Conformation; Protein Denaturation | 1979 |
Total body water and the exchangeable hydrogen. I. Theoretical calculation of nonaqueous exchangeable hydrogen in man.
Topics: Body Water; Carbohydrate Metabolism; Deuterium; Humans; Hydrogen; Lipid Metabolism; Models, Biological; Myosins; Proteins; Radioisotope Dilution Technique; Tritium | 1977 |
Effects of ATP and ADP on hydrogen-deuterium exchange in heavy meromyosin. An examination of difference spectra.
Topics: Adenosine Diphosphate; Adenosine Triphosphate; Animals; Deuterium; Hydrogen; Kinetics; Myosin Subfragments; Phosphates; Rabbits; Spectrophotometry; Temperature | 1977 |
Active hydrogen by chemical ionization mass spectrometry.
Topics: Ammonia; Deuterium; Free Radicals; Hydrogen; Ions; Mass Spectrometry; Steroids | 1979 |
Measurement and calibration of peptide group hydrogen-deuterium exchange by ultraviolet spectrophotometry.
Topics: Absorption; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Kinetics; Peptides; Spectrophotometry, Ultraviolet; Temperature | 1979 |
Relative extents of hydrogen-deuterium exchange of nitrosamines: relevance to biological isotope effect studies.
Topics: Animals; Deuterium; Hydrogen; Neoplasms, Experimental; Nitrosamines; Protons; Structure-Activity Relationship | 1979 |
The structure of lipid bilayers and the effects of general anaesthetics. An x-ray and neutron diffraction study.
Topics: Anesthetics; Cholesterol; Cyclopropanes; Deuterium; Halothane; Hydrogen; Lipid Bilayers; Membrane Lipids; Neutrons; Nitrous Oxide; Phosphatidylcholines; Scattering, Radiation; X-Ray Diffraction | 1979 |
Stopped-flow ultraviolet spectroscopy for hydrogen-exchange studies of nucleic acids.
Topics: Animals; Cattle; Deuterium; DNA; DNA, Single-Stranded; Hydrogen; Kinetics; Nucleic Acid Conformation; Nucleic Acid Denaturation; Spectrophotometry, Ultraviolet; Thymus Gland | 1977 |
Porcine lutropin: a study of the association of its subunits by hydrogen-deuterium exchange.
Topics: Animals; Deuterium; Hydrogen; Kinetics; Luteinizing Hormone; Macromolecular Substances; Spectrophotometry, Infrared; Swine | 1978 |
Measurement of hydrogen exchange at the tyrosine residues in ribonuclease A by stopped-flow and ultraviolet spectroscopy.
Topics: Animals; Cattle; Deuterium; Hydrogen; Kinetics; Pancreas; Ribonucleases; Spectrophotometry, Ultraviolet; Tyrosine | 1978 |
Fragmentation of penicillin catalysed by the exocellular DD-carboxypeptidase-transpeptidase of Streptomyces strain r61. Isotopic study of hydrogen fixation on carbon 6.
Topics: Carboxypeptidases; Catalysis; Deuterium; Hydrogen; Kinetics; Muramoylpentapeptide Carboxypeptidase; Penicillins; Streptomyces | 1978 |
Two channels of hydrogen exchange in a double-helical nucleic acid.
Topics: Cytidine Monophosphate; Deuterium; Hydrogen; Inosine; Kinetics; Nucleic Acid Conformation; Poly C; Poly I; Polyribonucleotides; Spectrophotometry, Ultraviolet; Temperature | 1978 |
Inhibitory effects of H2 on growth of Clostridium cellobioparum.
Topics: Animals; Bacteria; Bacteroides; Clostridium; Deuterium; Escherichia coli; Glucose; Hydrogen; Rumen; Species Specificity | 1976 |
Simplified body-composition analysis using deuterium dilution and deuteron photodisintegration.
Topics: Adipose Tissue; Body Composition; Body Water; Deuterium; Humans; Hydrogen; Indicator Dilution Techniques | 1976 |
Quantitative 250 MHz proton magnetic resonance study of hydrogen-deuterium exchange. Angiotensin II hormone in trifluoroethanol.
Topics: Angiotensin II; Computers; Deuterium; Hormones; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Protein Conformation; Spectrophotometry, Infrared; Trifluoroethanol | 1977 |
Hydrogen-deuterium exchange of the tryptophan residues in bovine alpha-lactalbumin.
Topics: Animals; Deuterium; Hydrogen; In Vitro Techniques; Kinetics; Lactalbumin; Spectrum Analysis; Tryptophan | 1976 |
Advantages of neutron scattering for biological structure analysis.
Topics: Crystallography; Deuterium; Hydrogen; Membranes; Neutrons; Protein Conformation; Scattering, Radiation; Solutions | 1976 |
Protein-water interaction studied by solvent 1H, 2H, and 17O magnetic relaxation.
Topics: Animals; Binding Sites; Chickens; Deuterium; Egg White; Helix, Snails; Hemocyanins; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Mathematics; Molecular Weight; Muramidase; Oxygen Isotopes; Protein Binding; Protein Conformation; Proteins; Water | 1975 |
Pulsed nuclear magnetic resonance study of 17-O, 2-D, and 1-H of water in frog striated muscle.
Topics: Animals; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Conformation; Muscles; Oxygen Isotopes; Rana esculenta; Time Factors | 1975 |
A 1H-n.m.r. study of D-fructose in D2O.
Topics: Computers; Deuterium; Fructose; Hydrogen; Isomerism; Magnetic Resonance Spectroscopy; Molecular Conformation | 1975 |
The dependece of self-focusing of a high-intensity pulsed electron beam on gaseous media as studied by depth-dose distributions. I. Hydrogen and monatomic gases.
Topics: Argon; Deuterium; Electrons; Hydrogen; Krypton; Neon; Pressure; Radiation Dosage; Xenon | 1975 |
Neutron diffraction analysis of myoglobin: structure of the carbon monoxide derivative.
Topics: Carbon Monoxide; Deuterium; Hydrogen; Myoglobin; Protein Conformation | 1975 |
Mutations Pro----Ala-35 and Tyr----Phe-75 of Rhodobacter capsulatus ferrocytochrome c2 affect protein backbone dynamics: measurements of individual amide proton exchange rate constants by 1H-15N HMQC spectroscopy.
Topics: Amides; Amino Acid Sequence; Amino Acids; Cytochrome c Group; Cytochromes c2; Deuterium; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Mutation; Nitrogen Isotopes; Oxidation-Reduction; Protein Conformation; Rhodobacter capsulatus; Structure-Activity Relationship; Thermodynamics | 1992 |
A reexamination of the stopped-flow measured hydrogen-deuterium exchange rates in nucleic acid double helices.
Topics: Buffers; Cyclic GMP; Deuterium; Hydrogen; Kinetics; Poly dA-dT | 1992 |
A study of hydrogen exchange of monoclonal antibodies: specificity of the antigen-binding induced conformational stabilization.
Topics: Amides; Animals; Antibodies, Monoclonal; Antigen-Antibody Reactions; Biological Evolution; Cytochrome c Group; Cytochromes c; Deuterium; Electrophoresis, Polyacrylamide Gel; Enzyme-Linked Immunosorbent Assay; Female; Hybridomas; Hydrogen; Immunoglobulin Fab Fragments; Mice; Mice, Inbred BALB C; Protein Conformation; Saccharomyces cerevisiae; Saccharomyces cerevisiae Proteins; Spectrophotometry, Infrared | 1992 |
1H NMR studies of deuterated ribonuclease HI selectively labeled with protonated amino acids.
Topics: Amino Acid Sequence; Deuterium; Escherichia coli; Hydrogen; Magnetic Resonance Spectroscopy; Plasmids; Protein Conformation; Protons; Ribonuclease H | 1992 |
Quantitation of positional isomers of deuterium-labeled glucose by gas chromatography/mass spectrometry.
Topics: Animals; Carbon Isotopes; Deuterium; Gas Chromatography-Mass Spectrometry; Gluconeogenesis; Glucose; Hydrogen; Isomerism; Male; Rats; Rats, Sprague-Dawley | 1992 |
Hydrogen/deuterium isotope effect in the oscillating peroxidase-oxidase reaction.
Topics: Deuterium; Horseradish Peroxidase; Hydrogen; Isotope Labeling; Kinetics; NAD; Oxidation-Reduction; Spectrophotometry; Time Factors | 1992 |
The effect of viscosity on the accessibility of the single tryptophan in human serum albumin.
Topics: Deuterium; Ethylene Glycol; Ethylene Glycols; Fluorescence; Glycerol; Humans; Hydrogen; Hydrogen-Ion Concentration; Protein Conformation; Serum Albumin; Spectrophotometry, Ultraviolet; Tryptophan; Viscosity | 1992 |
Deuterium exchange on micrograms of proteins by attenuated total reflection Fourier transform infrared spectroscopy on silver halide fiber.
Topics: Animals; Cattle; Deuterium; Fourier Analysis; Glycine max; Hydrogen; Protein Conformation; Silver; Spectrophotometry, Infrared; Trypsin | 1992 |
Comparison of amide proton exchange in reduced and oxidized Rhodobacter capsulatus cytochrome c2: a 1H-15N NMR study.
Topics: Amides; Amino Acids; Bacterial Proteins; Cytochrome c Group; Cytochromes c2; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Oxidation-Reduction; Protein Conformation; Protons; Rhodobacter capsulatus; Structure-Activity Relationship; Thermodynamics | 1991 |
Measurement of the exchange rates of rapidly exchanging amide protons: application to the study of calmodulin and its complex with a myosin light chain kinase fragment.
Topics: Amides; Amino Acid Sequence; Amino Acids; Animals; Calmodulin; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Myosin-Light-Chain Kinase; Peptide Fragments; Protein Binding; Protons; Rabbits | 1991 |
An antibody binding site on cytochrome c defined by hydrogen exchange and two-dimensional NMR.
Topics: Antibodies, Monoclonal; Antigen-Antibody Complex; Binding Sites, Antibody; Chemical Phenomena; Chemistry; Cytochrome c Group; Deuterium; Epitopes; Hydrogen; Hydrogen Bonding; Kinetics; Magnetic Resonance Spectroscopy; Molecular Structure; Protein Conformation | 1990 |
Hydrogen-deuterium exchange in fused-silica capillary columns.
Topics: Deuterium; Gas Chromatography-Mass Spectrometry; Hydrogen; Ketones; Temperature; Time Factors | 1991 |
The solution structure and conformational dynamics of tumor necrosis factor-alpha and a (Cys69----Asp; Cys101----Arg) analog as examined by IR spectroscopy and hydrogen exchange.
Topics: Animals; Arginine; Aspartic Acid; Cysteine; Deuterium; Hydrogen; Mutagenesis, Site-Directed; Protein Conformation; Spectrophotometry, Infrared; Tumor Necrosis Factor-alpha | 1991 |
Neocarzinostatin-induced hydrogen atom abstraction from C-4' and C-5' of the T residue at a d(GT) step in oligonucleotides: shuttling between deoxyribose attack sites based on isotope selection effects.
Topics: Adenosine Triphosphate; Base Sequence; Deoxyribose; Deuterium; Hydrogen; Hydrogen Bonding; Indicators and Reagents; Molecular Sequence Data; Oligodeoxyribonucleotides; Phosphorus Radioisotopes; Radioisotope Dilution Technique; Zinostatin | 1991 |
A rate-determining proton relay in the pyruvate kinase reaction.
Topics: Animals; Cobalt; Deuterium; Hydrogen; Kinetics; Magnesium; Models, Molecular; Muscles; Protons; Pyruvate Kinase; Pyruvates; Pyruvic Acid; Rabbits; Water | 1991 |
Stable isotopes in clinical research: safety reaffirmed.
Topics: Animals; Carbon Isotopes; Deuterium; Dogs; Dose-Response Relationship, Drug; Humans; Hydrogen; Isotopes; Research | 1991 |
Water hydrogen incorporation into body fat in pigs: effect on double/triple-labeled water method.
Topics: Adipose Tissue; Animals; Chemical Phenomena; Chemistry; Deuterium; Energy Metabolism; Hydrogen; Mathematics; Swine; Tritium; Water | 1991 |
A nuclear magnetic resonance study of the hydrogen-exchange behaviour of lysozyme in crystals and solution.
Topics: Amides; Animals; Chickens; Deuterium; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Muramidase; Protein Conformation; Solutions; X-Ray Diffraction | 1991 |
Resonance Raman studies of the HOOP modes in octopus bathorhodopsin with deuterium-labeled retinal chromophores.
Topics: Animals; Cattle; Deuterium; Hydrogen; Octopodiformes; Rhodopsin; Spectrum Analysis, Raman; Thermodynamics; Vibration | 1991 |
Nuclear magnetic resonance spectroscopy to follow phospholipase kinetics and products.
Topics: Animals; Carbon Isotopes; Deuterium; Hydrogen; Kinetics; Liposomes; Magnetic Resonance Spectroscopy; Micelles; Nitrogen Isotopes; Phospholipases; Phospholipases A; Phosphorus; Substrate Specificity | 1991 |
A nuclear Overhauser effect study of the active site of myeloperoxidase. Structural similarity of the prosthetic group to that on lactoperoxidase.
Topics: Animals; Binding Sites; Cattle; Deuterium; Deuterium Oxide; Granulocytes; Hydrogen; Lactoperoxidase; Magnetic Resonance Spectroscopy; Peroxidase; Peroxidases; Water | 1990 |
Amide H/D exchange in the thermal transition of bovine pancreatic ribonuclease A.
Topics: Amides; Amino Acid Sequence; Animals; Cattle; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Oligopeptides; Pancreas; Protons; Ribonuclease, Pancreatic | 1990 |
17O, 1H, and 2H electron nuclear double resonance characterization of solvent, substrate, and inhibitor binding to the [4Fe-4S]+ cluster of aconitase.
Topics: Aconitate Hydratase; Deuterium; Electron Spin Resonance Spectroscopy; Hydrogen; Iron-Sulfur Proteins; Kinetics; Magnetic Resonance Spectroscopy; Oxygen Isotopes; Protein Binding; Solvents | 1990 |
A gas chromatographic-mass spectrometric technique for studying simultaneous hydrogen-deuteron exchange and para-orthohydrogen conversion in hydrogenases of Desulfovibrio vulgaris Hildenborough.
Topics: Desulfovibrio; Deuterium; Gas Chromatography-Mass Spectrometry; Hydrogen; Hydrogenase; Ion Exchange; Kinetics | 1990 |
Polarized Fourier transform infrared spectroscopy of bacteriorhodopsin. Transmembrane alpha helices are resistant to hydrogen/deuterium exchange.
Topics: Bacteriorhodopsins; Deuterium; Fourier Analysis; Hydrogen; Protein Conformation; Schiff Bases; Spectrophotometry, Infrared | 1990 |
Reexamination of the 1H NMR assignments and solution conformations of L-carnitine and O-acetyl-L-carnitine using C-2 stereospecifically labeled monodeuterated isomers.
Topics: Acetylcarnitine; Carnitine; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Conformation; Stereoisomerism | 1990 |
Phosphoglucoisomerase-catalyzed interconversion of hexose phosphates: isotopic discrimination between hydrogen and deuterium.
Topics: Carbon Isotopes; Chemical Phenomena; Chemistry; Deuterium; Fructosephosphates; Glucose-6-Phosphate; Glucose-6-Phosphate Isomerase; Glucosephosphates; Hydrogen; Magnetic Resonance Spectroscopy; Models, Biological | 1990 |
Selective deuteration of 4-N-methylcytosines.
Topics: Carbon Isotopes; Cytosine; Deuterium; Hydrogen; Indicators and Reagents; Isotope Labeling; Magnetic Resonance Spectroscopy; Mass Spectrometry; Photochemistry | 1990 |
Carbonyl 13C NMR spectrum of basic pancreatic trypsin inhibitor: resonance assignments by selective amide hydrogen isotope labeling and detection of isotope effects on 13C nuclear shielding.
Topics: Amides; Aprotinin; Carbon Isotopes; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Isotope Labeling; Magnetic Resonance Spectroscopy; Protein Conformation | 1988 |
Kinetics of exchangeable protons in Z DNA: a UV resonance Raman study.
Topics: Base Composition; Cytosine; Deuterium; Deuterium Oxide; DNA; Guanine; Hydrogen; Kinetics; Polydeoxyribonucleotides; Protons; Spectrum Analysis, Raman; Water | 1989 |
Hydrogen atom formation by ultrasound in D2O solutions of nitrone spin traps.
Topics: Chemical Phenomena; Chemistry, Physical; Cyclic N-Oxides; Deuterium; Deuterium Oxide; Electron Spin Resonance Spectroscopy; Gamma Rays; Hydrogen; Magnetic Resonance Spectroscopy; Nitrogen Oxides; Pyridines; Spin Labels; Ultrasonics; Water; Xenon | 1989 |
A nuclear Overhauser effect investigation of the molecular and electronic structure of the heme crevice in lactoperoxidase.
Topics: Animals; Cattle; Cyanides; Deuterium; Deuterium Oxide; Electron Spin Resonance Spectroscopy; Heme; Hydrogen; Lactoperoxidase; Magnetic Resonance Spectroscopy; Peroxidases; Protein Conformation; Water | 1989 |
Interaction of antiaggregant molecule ajoene with membranes. An ESR and 1H, 2H, 31P-NMR study.
Topics: Deuterium; Dimyristoylphosphatidylcholine; Disulfides; Electron Spin Resonance Spectroscopy; Garlic; Humans; Hydrogen; Liposomes; Magnetic Resonance Spectroscopy; Models, Theoretical; Phosphatidic Acids; Phosphatidylcholines; Phosphorus; Plant Extracts; Plants, Medicinal; Platelet Aggregation; Platelet Aggregation Inhibitors; Sulfoxides | 1989 |
Enzymatic in situ analysis by 1H-NMR of the hydrogen transfer stereospecificity of NAD(P)+-dependent dehydrogenases.
Topics: Amino Acid Isomerases; Deuterium; Glutamate Dehydrogenase; Glutamates; Glutamic Acid; Hydrogen; Magnetic Resonance Spectroscopy; NADH, NADPH Oxidoreductases; NADP; NADPH Dehydrogenase; Stereoisomerism | 1989 |
Lactate dehydrogenase displays absolute stereospecificity in the transfer of the prochiral hydrogen of NADH.
Topics: Animals; Deuterium; Hydrogen; Kinetics; L-Lactate Dehydrogenase; Lactates; Lactic Acid; Myocardium; NAD; Oxidation-Reduction; Pyruvates; Pyruvic Acid; Radioisotope Dilution Technique; Stereoisomerism; Swine; Tritium | 1989 |
Isotopic labeling with hydrogen-2 and carbon-13 to compare conformations of proteins and mutants generated by site-directed mutagenesis, I.
Topics: Carbon Isotopes; Deuterium; Escherichia coli; Genes, Bacterial; Hydrogen; Isotope Labeling; Magnetic Resonance Spectroscopy; Micrococcal Nuclease; Mutation; Promoter Regions, Genetic; Protein Conformation; Proteins | 1989 |
Evidence that both protium and deuterium undergo significant tunneling in the reaction catalyzed by bovine serum amine oxidase.
Topics: Amine Oxidase (Copper-Containing); Animals; Benzylamines; Cattle; Deuterium; Hydrogen; In Vitro Techniques; Kinetics; Oxidoreductases Acting on CH-NH Group Donors; Thermodynamics; Tritium | 1989 |
Proton nuclear magnetic resonance studies of mast cell histamine.
Topics: Animals; Deuterium; Deuterium Oxide; Heparin; Histamine; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Mast Cells; Rats; Water | 1987 |
Influence of the protonation degree on the self-association properties of adenosine 5'-triphosphate (ATP).
Topics: Adenosine Triphosphate; Deuterium; Deuterium Oxide; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Protons; Water | 1988 |
Hydrogen-exchange kinetics of the indole NH proton of the buried tryptophan in the constant fragment of the immunoglobulin light chain.
Topics: Bence Jones Protein; Deuterium; Humans; Hydrogen; Hydrogen-Ion Concentration; Immunoglobulin Light Chains; Kinetics; Magnetic Resonance Spectroscopy; Papain; Protein Conformation; Protein Denaturation; Protons; Tryptophan | 1988 |
The binding of molybdate to uteroferrin. Hyperfine interactions of the binuclear center with 95Mo, 1H, and 2H.
Topics: Acid Phosphatase; Animals; Binding Sites; Deuterium; Electron Spin Resonance Spectroscopy; Female; Hydrogen; Isoenzymes; Isotopes; Metalloproteins; Molybdenum; Protein Binding; Solvents; Spectrophotometry; Swine; Tartrate-Resistant Acid Phosphatase | 1988 |
An optical method for the determination of the isotopic composition of 1H2O/2H2O mixtures: Eu3+ luminescence lifetimes.
Topics: Deuterium; Deuterium Oxide; Edetic Acid; Europium; Hydrogen; Luminescent Measurements; Spectrophotometry; Water | 1988 |
Protein binding properties of some histamine H2 antagonists: a 1H nuclear magnetic resonance study of antihistamine-calmodulin interactions.
Topics: Animals; Brain; Calmodulin; Cattle; Deuterium; Deuterium Oxide; Histamine H2 Antagonists; Hydrogen; Imidazoles; Kinetics; Magnetic Resonance Spectroscopy; Protein Binding; Water | 1986 |
Monovalent nickel in hydrogenase from Chromatium vinosum. Light sensitivity and evidence for direct interaction with hydrogen.
Topics: Chromatium; Deuterium; Electron Spin Resonance Spectroscopy; Hydrogen; Hydrogen Bonding; Hydrogenase; Light; Nickel; Oxidation-Reduction | 1985 |
The pH dependence of proton-deuterium exchange, hydrogen production and uptake catalyzed by hydrogenases from sulfate-reducing bacteria.
Topics: Cytoplasm; Desulfovibrio; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Hydrogenase; Protons | 1986 |
Proton nuclear magnetic resonance spectroscopy of human transferrin N-terminal half-molecule: titration and hydrogen-deuterium exchange.
Topics: Apoproteins; Deuterium; Deuterium Oxide; Gallium; Histidine; Humans; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Protein Binding; Transferrin; Water | 1987 |
DL-apiose substituted with stable isotopes: synthesis, n.m.r.-spectral analysis, and furanose anomerization.
Topics: Carbohydrate Conformation; Carbon Isotopes; Deuterium; Hydrogen; Isotope Labeling; Magnetic Resonance Spectroscopy; Pentoses; Radioisotope Dilution Technique | 1987 |
Interdependence of coenzyme-induced conformational work and binding potential in yeast alcohol and porcine heart lactate dehydrogenases: a hydrogen-deuterium exchange study.
Topics: Alcohol Dehydrogenase; Animals; Deuterium; Hydrogen; Kinetics; L-Lactate Dehydrogenase; Ligands; Myocardium; NAD; Oxidation-Reduction; Protein Binding; Protein Conformation; Saccharomyces cerevisiae; Spectrophotometry, Infrared; Swine | 1987 |
Nuclear magnetic resonance spectroscopy reveals the metabolic origins of proline excreted by an Escherichia coli derivative during growth on [13C]acetate.
Topics: Acetates; Carbon; Chemical Phenomena; Chemistry; Deuterium; Escherichia coli; Hydrogen; Magnetic Resonance Spectroscopy; Proline | 1987 |
1H-NMR heme resonance assignments by selective deuteration in low-spin complexes of ferric hemoglobin A.
Topics: Azides; Deuterium; Heme; Hemoglobin A; Humans; Hydrogen; Macromolecular Substances; Magnetic Resonance Spectroscopy; Potassium Cyanide; Protein Conformation; Sodium Azide | 1988 |
Characterization of individual tryptophan side chains in proteins using Raman spectroscopy and hydrogen-deuterium exchange kinetics.
Topics: Deuterium; Hydrogen; Hydrogen Bonding; Kinetics; Muramidase; Protein Conformation; Spectrum Analysis, Raman; Tryptophan | 1988 |
Permeable membrane/mass spectrometric measurement of solvent 1H/2H, 12C/13C, and 16O/18O kinetic isotope effects associated with alpha-chymotrypsin deacylation: evidence for reaction mechanism plasticity.
Topics: Acylation; Carbon; Carbon Isotopes; Chymotrypsin; Deuterium; Hydrogen; Isotope Labeling; Kinetics; Mass Spectrometry; Oxygen; Oxygen Isotopes; Permeability; Protein Binding; Radioisotope Dilution Technique | 1986 |
pH dependence of individual tryptophan N-1 hydrogen exchange rates in lysozyme and its chemically modified derivatives.
Topics: Deuterium; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Models, Molecular; Muramidase; Protein Conformation; Tryptophan | 1987 |
Structural basis of human erythrocyte glucose transporter function in reconstituted system. Hydrogen exchange.
Topics: Cytochalasin B; Deuterium; Erythrocyte Membrane; Glucose; Humans; Hydrogen; Kinetics; Monosaccharide Transport Proteins; Protein Conformation; Spectrophotometry, Infrared | 1986 |
Source of carbon and hydrogen in methane produced from formate by Methanococcus thermolithotrophicus.
Topics: Carbon; Deuterium; Euryarchaeota; Formates; Hydrogen; Methane; Oxidation-Reduction | 1986 |
Non-covalent interactions between Fab and Fc regions in immunoglobulin G molecules. Hydrogen-deuterium exchange studies.
Topics: Deuterium; Humans; Hydrogen; Hydrogen-Ion Concentration; Immunoglobulin Fab Fragments; Immunoglobulin Fc Fragments; Immunoglobulin G; Mathematics; Spectrophotometry; Thermodynamics | 1987 |
Solvent isotope effects on the hexokinase D reaction: evidence for the mnemonical interpretation of the kinetic co-operativity.
Topics: Adenosine Triphosphate; Deuterium; Glucokinase; Glucose; Hydrogen; Kinetics; Mathematics; Models, Chemical; Solvents; Water | 1985 |
Effect of high pN2 and high pD2 on NH3 production, H2 evolution, and HD formation by nitrogenases.
Topics: Clostridium; Deuterium; Hydrogen; Kinetics; Klebsiella pneumoniae; Nitrogen; Nitrogenase | 1985 |
Deuteration kinetics of deoxyguanosine, deoxycytidine, and their polynucleotides by means of ultraviolet spectrophotometry.
Topics: Base Composition; Chemical Phenomena; Chemistry; Deoxycytidine; Deoxyguanosine; Deuterium; Hydrogen; Isotope Labeling; Kinetics; Mathematics; Models, Chemical; Nucleic Acid Conformation; Polydeoxyribonucleotides; Spectrophotometry, Ultraviolet | 1985 |
Hydrogen transfer between ethanol molecules during oxidoreduction in vivo.
Topics: Acetaldehyde; Animals; Bile; Cyanamide; Deuterium; Ethanol; Female; Hydrogen; NAD; Oxidation-Reduction; Rats; Rats, Inbred Strains | 1985 |
Incorporation of the 1-pro-R and 1-pro-S hydrogen atoms of ethanol in the reduction of acids in the liver of intact rats and in isolated hepatocytes.
Topics: Animals; Carboxylic Acids; Cyanamide; Deuterium; Disulfiram; Ethanol; Female; Hydrogen; In Vitro Techniques; Liver; Rats; Rats, Inbred Strains | 1985 |
Conformational changes in aspartate aminotransferase. Effect of active site ligands on peptide hydrogen-deuterium exchange.
Topics: Animals; Aspartate Aminotransferases; Binding Sites; Deuterium; Hydrogen; Ligands; Maleates; Peptides; Protein Conformation; Swine; X-Ray Diffraction | 1985 |
1H NMR studies of substrate hydrogen exchange reactions catalyzed by L-methionine gamma-lyase.
Topics: Carbon-Sulfur Lyases; Deuterium; Hydrogen; Kinetics; Lyases; Magnetic Resonance Spectroscopy; Pseudomonas; Substrate Specificity | 1985 |
Studies on the elimination reaction of D-amino acid oxidase with -amino- -chlorobutyrate. Further evidence for abstraction of substrate -hydrogen as a proton.
Topics: Alanine; Amino Acids; Aminobutyrates; Animals; Apoproteins; Catalysis; Chlorine; D-Amino-Acid Oxidase; Deuterium; Hydrogen; Isomerism; Keto Acids; Kidney; Kinetics; Osmolar Concentration; Oxidation-Reduction; Oxygen Consumption; Protons; Serine; Spectrophotometry; Swine; Temperature; Threonine; Tritium | 1973 |
[Fractioning of hydrogen isotopes during the biosynthesis of certain aromatic constituents of plants].
Topics: Coenzyme A; Deuterium; Fermentation; Glucose; Hydrogen; Mass Spectrometry; Oils, Volatile; Phenols; Plants; Saccharomyces cerevisiae; Terpenes | 1973 |
Hydrogen reactions of nitrogenase. Formation of the molecule HD by nitrogenase and by an inorganic model.
Topics: Adenosine Triphosphatases; Ammonia; Azotobacter; Binding Sites; Cell-Free System; Deuterium; Hydrazines; Hydrogen; Imides; Models, Biological; Nitrogen; Nitrogen Fixation; Oxidoreductases; Partial Pressure; Platinum; Protons; Radioisotopes; Urea; Water | 1968 |
Difference in conformation of fibrinogen degradation products as revealed by hydrogen exchange and spectropolarimetry.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry; Chromatography, Gel; Circular Dichroism; Deuterium; Fibrinogen; Fibrinolysin; Hydrogen; Molecular Weight; Optical Rotatory Dispersion; Peptides; Spectrophotometry; Time Factors; Tritium; Ultraviolet Rays | 1971 |
Model reactions which establish a facile reduction of pyridoxal phosphate and analogs by 1,4-dihydropyridines.
Topics: Alanine; Aldehydes; Cations, Divalent; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Hydroquinones; Imines; Kinetics; Magnetic Resonance Spectroscopy; Methanol; Models, Chemical; Niacinamide; Oxidation-Reduction; Pyridines; Pyridoxal; Pyridoxal Phosphate; Spectrophotometry, Ultraviolet | 1973 |
Electron spin resonance technique for investigating reactions of free radicals with compounds of biological interest: nucleic acid constituents.
Topics: Chemical Phenomena; Chemistry; Deuterium; Electron Spin Resonance Spectroscopy; Hydrogen; Thymidine; Thymine; Uracil; Uracil Nucleotides; Uridine | 1966 |
An E.S.R. study of free radicals formed by reaction of nucleotides and their constituents with hydrogen atoms.
Topics: Deuterium; Electron Spin Resonance Spectroscopy; Free Radicals; Freeze Drying; Hydrogen; Nucleosides; Nucleotides; Purines; Pyrimidines; Radiation Effects | 1967 |
Purification and properties of a bovine adrenal 21-dehydrosteroid reductase.
Topics: 17-Hydroxycorticosteroids; Adrenal Glands; Animals; Cattle; Centrifugation, Density Gradient; Chemical Precipitation; Chromatography, Ion Exchange; Deuterium; Hydrocortisone; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Molecular Weight; NAD; Oxidoreductases; Periodic Acid; Pregnanes; Spectrum Analysis; Steroids; Tritium; Ultraviolet Rays | 1968 |
Fractionation of native and denatured transforming deoxyribonucleic acid from Bacillus subtilis.
Topics: Arginine; Bacillus subtilis; Centrifugation, Density Gradient; Chromatography; Deuterium; DNA, Bacterial; Genetic Code; Histidine; Hot Temperature; Hydrogen; Methylation; Nitrogen; Nucleic Acid Denaturation; Radioisotopes; Serum Albumin; Silicon Dioxide; Transformation, Genetic; Tryptophan | 1968 |
An EPR signal generated by the ethanolamine deaminase-coenzyme B 12 complex in the presence of substrate.
Topics: Amino Alcohols; Aminohydrolases; Binding Sites; Cobalt; Coenzymes; Deuterium; Electron Spin Resonance Spectroscopy; Freezing; Hydrogen; Vitamin B 12 | 1969 |
The reaction of hydrogen atoms with DNA.
Topics: Animals; Cattle; Deuterium; DNA; Electron Spin Resonance Spectroscopy; Hydrogen; In Vitro Techniques; Radiochemistry | 1969 |
Radicals induced in thymine and some of its derivatives by ionizing radiation and thermal hydrogen atoms.
Topics: Deuterium; Electron Spin Resonance Spectroscopy; Free Radicals; Hydrogen; Radiochemistry; Thymine | 1969 |
6oCo gamma-radiolysis of liquid formamide: gaseous and high-boiling stable products.
Topics: Amides; Ammonia; Carbon Dioxide; Carbon Monoxide; Cobalt Isotopes; Cyanides; Deuterium; Formamides; Hydrogen; Hydrogen Cyanide; Radiation Effects; Radiochemistry; Solvents | 1970 |
Transients in the reactions of liver alcohol dehydrogenase.
Topics: Alcohol Oxidoreductases; Animals; Chemical Phenomena; Chemistry; Deuterium; Ethanol; Horses; Hydrogen; Kinetics; Liver; NAD; Sodium Chloride | 1970 |
A comparative E.P.R. study on free radical formation in DNA constituents after exposure to discharge-excited argon, hydrogen and deuterium.
Topics: Adenine; Argon; Deuterium; DNA; Electron Spin Resonance Spectroscopy; Free Radicals; Hydrogen; Pentoses; Radiobiology; Spectrum Analysis; Thymine | 1971 |
Identification of radiation-induced hydrogen-addition radicals in adenine derivatives.
Topics: Adenine; Deuterium; Electron Spin Resonance Spectroscopy; Free Radicals; Hydrogen; Nucleosides; Radiochemistry | 1971 |
Autoxidation of reduced pyridine coenzymes and of their models promoted by N,N,N',N'-tetramethyl-p-phenylenediamine.
Topics: Aniline Compounds; Benzyl Compounds; Catalysis; Deuterium; Free Radicals; Hydrogen; Hydrogen Peroxide; Hydrogen-Ion Concentration; Kinetics; Manometry; Mathematics; Methanol; NAD; Niacinamide; Oxidation-Reduction; Oxygen; Oxygen Consumption; Potentiometry; Pyridinium Compounds; Spectrophotometry; Thermodynamics; Tromethamine | 1971 |
Stereospecificity of the dihydroorotate-dehydrogenase reaction.
Topics: Asparagine; Aspartic Acid; Bacteria; Benzyl Compounds; Binding Sites; Chemical Phenomena; Chemistry; Chromatography, Ion Exchange; Chromatography, Thin Layer; Deuterium; Esters; Ethanol; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; NAD; Orotic Acid; Oxidation-Reduction; Oxidoreductases; Structure-Activity Relationship | 1972 |
A hydrogen-deuterium exchange study of membranous cytochrome oxidase.
Topics: Binding Sites; Deuterium; Electron Transport Complex IV; Hydrogen; Macromolecular Substances; Membranes; Microscopy, Electron; Oxidation-Reduction; Peptides; Protein Binding; Protein Conformation; Spectrophotometry; Spectrophotometry, Infrared; Time Factors | 1973 |
Kinetic studies on hydrogenase. Parahydrogen-orthohydrogen conversion and hydrogen-deuterium exchange reactions.
Topics: Catalysis; Cytochrome c Group; Desulfovibrio; Deuterium; Hydrogen; Kinetics; Oxidoreductases | 1973 |
ESR and NMR studies with deuterated flavodoxin.
Topics: Animals; Buffers; Cattle; Chromatography, Ion Exchange; Computers; Cyanobacteria; Deuterium; Electron Spin Resonance Spectroscopy; Flavoproteins; Free Radicals; Glycerol; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Oxidation-Reduction; Protein Conformation; Serum Albumin, Bovine; Temperature | 1973 |
The mechanism of 6-deoxyhexose synthesis. II. Conversion of deoxythymidine diphosphate 4-keto-6-deoxy-D-glucose to deoxythymidine diphosphate L-rhamnose.
Topics: Chromatography, Gel; Deuterium; Hexoses; Hot Temperature; Hydrogen; NADP; Nucleotides; Pseudomonas aeruginosa; Rhamnose; Spectrum Analysis; Thymidine; Tritium | 1968 |
[Mechanism of catalytic hydrogenation. 3. Demonstration of erythroand threo- 2,3-dideuterobutyric acid].
Topics: Butyrates; Catalysis; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Infrared Rays; Spectrum Analysis; Stereoisomerism | 1969 |
Extreme lability of the C-8 proton: a consequence of 7-methylation of guanine residues in model compounds and in DNA and its analytical application.
Topics: Chemical Phenomena; Chemistry; Chromatography, Paper; Deuterium; DNA; DNA, Bacterial; Guanine; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Methylation; Nucleic Acids; Nucleosides; Solvents; Spectrophotometry; Streptococcus pneumoniae; Thiamine; Tritium; Ultraviolet Rays; Water | 1970 |
Nuclear magnetic resonance study on D-amino acid oxidase reaction.
Topics: Alanine; D-Amino-Acid Oxidase; Deuterium; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Methods; Oxides; Pyruvates | 1970 |
Molecular orbital calculations of the acid-catalysed hydrogen exchange in substituted thiophenes.
Topics: Acetates; Deuterium; Energy Transfer; Fluoroacetates; Hydrogen; Thiophenes | 1970 |
Transient-state intermediates involved in the hydride transfer step of the glutamate dehydrogenase reaction.
Topics: Chemical Phenomena; Chemistry; Deuterium; Glutamate Dehydrogenase; Glutamates; Hydrogen; Ketoglutaric Acids; NADP; Quaternary Ammonium Compounds; Spectrophotometry | 1970 |
A hydrogen--deuterium exchange study of the conformation of bovine liver glutamate dehydrogenase.
Topics: Adenine Nucleotides; Animals; Cattle; Chemical Phenomena; Chemistry; Deuterium; Diethylstilbestrol; Glutamate Dehydrogenase; Glutamates; Guanine Nucleotides; Hydrogen; Infrared Rays; Leucine; Liver; Methionine; NAD; NADP; Spectrophotometry | 1970 |
Oxidized triphosphopyridine nucleotide specific isocitrate dehydrogenase from Azotobacter vinelandii. 3. The path of hydrogen in the enzymatic reaction.
Topics: Azotobacter; Chemical Phenomena; Chemistry; Citrates; Deuterium; Hydrogen; Isocitrate Dehydrogenase; Ketoglutaric Acids; Magnesium; NADP; Optical Rotatory Dispersion; Spectrophotometry; Spectrum Analysis; Tritium | 1970 |
Studies on the mechanism of action of D-amino acid oxidase. Evidence for removal of substrate -hydrogen as a proton.
Topics: Alanine; Chemical Phenomena; Chemistry; Chlorine; D-Amino-Acid Oxidase; Deuterium; Flavin-Adenine Dinucleotide; Hydrogen; Hydrogen-Ion Concentration; Keto Acids; Kinetics; Models, Chemical; Nitrogen; Oxygen; Phenylhydrazines; Proline; Protons; Pyruvates; Quaternary Ammonium Compounds; Serine; Spectrophotometry; Stereoisomerism; Thiosemicarbazones; Tritium; Ultraviolet Rays | 1971 |
Letter: Detection of hydrogen-deuterium exchange in purines by laser-Raman spectroscopy. Adenosine 5'-monophosphate and polyriboadenylic acid.
Topics: Adenosine Monophosphate; Deuterium; Hydrogen; Lasers; Polynucleotides; Purines; Spectrum Analysis | 1974 |
Breath analysis: gastroenterological applications.
Topics: Bile Acids and Salts; Breath Tests; Carbon Dioxide; Carbon Radioisotopes; Deuterium; Dietary Carbohydrates; Dietary Fats; Folic Acid Deficiency; Gastrointestinal Diseases; Humans; Hydrogen; Ileum; Intestinal Absorption; Intestines; Liver Function Tests; Pharmaceutical Preparations | 1974 |
Hydrogen-deuterium exchange in the genetic variants A, B and C of bovine beta-lactoglobulin.
Topics: Deuterium; Genetic Variation; Hydrogen; Hydrogen-Ion Concentration; Lactoglobulins; Molecular Biology; Optical Rotation; Protein Conformation; Spectrophotometry, Infrared | 1974 |
A comparative study on the basic pancreatic trypsin inhibitor and insulin by the hydrogen-exchange method.
Topics: Animals; Cattle; Deuterium; Hydrogen; Insulin; Kinetics; Magnetic Resonance Spectroscopy; Pancreas; Protein Conformation; Protons; Spectrophotometry, Infrared; Swine; Thermodynamics; Trypsin Inhibitors | 1974 |
A study by the hydrogen-exchange method of the complex formed between the basic pancreatic trypsin inhibitor and trypsin.
Topics: Animals; Binding Sites; Cattle; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Protein Conformation; Spectrophotometry, Infrared; Thermodynamics; Trypsin; Trypsin Inhibitors | 1974 |
A neutron diffraction analysis of myoglobin. 3. Hydrogen-deuterium bonding in side chains.
Topics: Binding Sites; Crystallization; Deuterium; Hydrogen; Mathematics; Methods; Myoglobin; Neutrons; Protein Binding | 1972 |
Chlorophyll-chlorophyll interactions from 1H and 13C nuclear magnetic resonance spectroscopy.
Topics: Bacteria; Binding Sites; Carbon Isotopes; Chlorophyll; Deuterium; Electron Transport; Hydrogen; Ligands; Magnetic Resonance Spectroscopy; Models, Structural; Molecular Conformation; Porphyrins; Pyridines; Temperature | 1973 |
N-H tautomerism in porphyrins and chlorins.
Topics: Computers; Deuterium; Hydrogen; Isomerism; Magnetic Resonance Spectroscopy; Mathematics; Methylation; Molecular Conformation; Nitrogen; Porphyrins; Structure-Activity Relationship; Temperature | 1973 |
The use of isotope exchange reactions for the study of oxygen transfer from H2O and from CO2 to metals and oxides.
Topics: Carbon Dioxide; Carbon Monoxide; Carbon Radioisotopes; Catalysis; Chemical Phenomena; Chemistry; Copper; Deuterium; Hot Temperature; Hydrogen; Iron; Isotopes; Kinetics; Mathematics; Metals; Nickel; Oxidation-Reduction; Oxides; Oxygen; Partial Pressure; Water | 1973 |
The use of tracers in studying the mechanism of heterogeneous catalysis by microwave spectroscopic techniques.
Topics: Alkenes; Carbon; Catalysis; Deuterium; Hydrogen; Isotopes; Kinetics; Microwaves; Oxides; Potassium; Spectrum Analysis; Tosyl Compounds; Zinc | 1973 |
Tracer study on intermediates in some metal-catalyzed hydrocarbon reactions.
Topics: Benzene; Binding Sites; Butanes; Carbon Radioisotopes; Catalysis; Chemical Phenomena; Chemistry; Chemistry, Physical; Cyclohexanes; Cyclopentanes; Deuterium; Ethane; Hydrocarbons; Hydrogen; Kinetics; Metals; Methane; Nickel; Partial Pressure; Propane | 1973 |
Velocity ratio characterization of complex reactions.
Topics: Alkenes; Aluminum; Butanes; Carbon Dioxide; Carbon Monoxide; Catalysis; Chemical Phenomena; Chemistry; Chromium; Deuterium; Hydrogen; Iron; Isotopes; Kinetics; Mathematics; Oxidation-Reduction; Oxides; Oxygen Isotopes; Sulfur Dioxide; Sulfur Radioisotopes; Thermodynamics; Vanadium; Water | 1973 |
Theory of reaction rates as based on the stoichiometric number concept.
Topics: Alkenes; Ammonia; Butanes; Carbon Monoxide; Catalysis; Chemical Phenomena; Chemistry; Chlorine; Deuterium; Hydrogen; Iron; Kinetics; Mathematics; Oxidation-Reduction; Oxygen Isotopes; Sulfur Dioxide; Thermodynamics; Water; Zinc | 1973 |
The kinetics of transfer of labeled atoms by reaction.
Topics: Ammonia; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Isotopes; Kinetics; Mathematics; Nitrogen | 1973 |
Exchange reactions on oxide catalysts.
Topics: Alkenes; Benzene Derivatives; Catalysis; Chemical Phenomena; Chemistry; Deuterium; Ethylenes; Hydrogen; Hydrogenation; Kinetics; Oxides; Temperature; Titanium | 1973 |
Observations on the relationship between vicinal 13C-1H coupling and torsion angle: nucleosides, glycosides, and peptides.
Topics: Arabinose; Carbamates; Carbon Isotopes; Crystallography; Deuterium; Glucose; Glycosides; Hydrogen; Magnetic Resonance Spectroscopy; Mannose; Models, Structural; Molecular Conformation; Nucleic Acid Conformation; Nucleosides; Oligopeptides; Peptides; Protein Conformation; Scattering, Radiation; Uracil; Uridine | 1973 |
[Study of the kinetics of hydrogen-deuterium exchange of cytochrome c at 20 and 38 degrees C].
Topics: Animals; Chemical Phenomena; Chemistry, Physical; Cytochromes; Deuterium; Heart; Horses; Hydrogen; Kinetics; Protein Conformation; Temperature | 1972 |
Cysteine-catalyzed hydrogen isotope exchange at the 5 position of uridylic acid.
Topics: Catalysis; Cysteine; Deuterium; Hydrogen; Isotope Labeling; Uracil Nucleotides | 1972 |
Fluctuation of the lysozyme structure.
Topics: Amides; Animals; Chickens; Chlorides; Circular Dichroism; Deuterium; Female; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Lithium; Models, Structural; Muramidase; Osmolar Concentration; Ovum; Peptides; Protein Conformation; Spectrophotometry, Infrared | 1972 |
The solution conformation of the ferrichromes. IV. pH dependence of the individual slow amide hydrogen-deuterium exchange in alumichrome.
Topics: Alanine; Aluminum; Amides; Binding Sites; Cold Temperature; Deuterium; Glycine; Half-Life; Hydrogen; Hydrogen-Ion Concentration; Hydroxamic Acids; Iron Chelating Agents; Kinetics; Magnetic Resonance Spectroscopy; Mathematics; Molecular Conformation; Ornithine; Peptides, Cyclic; Protons; Solutions; Thermodynamics; Tyrothricin | 1973 |
The solution conformation of the ferrichromes. V. The hydrogen exchange kinetics of ferrichrome analogues; the conformational state of the peptides.
Topics: Aluminum; Amides; Binding Sites; Chemical Phenomena; Chemistry; Deuterium; Gallium; Glycine; Half-Life; Hydrogen; Hydroxamic Acids; Iron Chelating Agents; Kinetics; Magnetic Resonance Spectroscopy; Molecular Conformation; Peptides, Cyclic; Protons; Serine; Solubility; Thermodynamics | 1973 |
Conformation of antamanide-sodium in solution.
Topics: Amines; Antitoxins; Carbon Isotopes; Circular Dichroism; Cyanides; Deuterium; Glycine; Hydrogen; Magnetic Resonance Spectroscopy; Models, Chemical; Molecular Conformation; Peptides, Cyclic; Phenylalanine; Proline; Protons; Sodium; Solutions; Spectrum Analysis; Temperature; Thiocyanates | 1973 |
Model studies of thymidylate synthetase. Intramolecular catalysis of 5-hydrogen exchange and 5-hydroxymethylation of 1-substituted uracils.
Topics: Acetals; Carbon Isotopes; Catalysis; Chromatography, Paper; Chromatography, Thin Layer; Deoxyuridine; Deuterium; Ethers, Cyclic; Folic Acid; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Methylation; Methyltransferases; Models, Chemical; Protons; Pyrimidinones; Ribonucleosides; Spectrophotometry, Ultraviolet; Tetrahydrofolates; Thymidylate Synthase; Tritium; Uracil; Uridine | 1973 |
Role of bisulfite in the deamination and the hydrogen isotope exchange of cytidylic acid.
Topics: Amines; Catalysis; Cytosine Nucleotides; Deamination; Deuterium; Energy Transfer; Hydrogen; Structure-Activity Relationship; Sulfites | 1973 |
Hydrogen-deuterium exchange kinetics of the C-2 protons of imidazole and histidine compounds.
Topics: Deuterium; Histidine; Hydrogen; Imidazoles; Kinetics; Models, Chemical; Proteins; Protons; Structure-Activity Relationship | 1973 |
A calorimetric investigation of the copper-bovine plasma albumin interaction.
Topics: Acetates; Animals; Binding Sites; Calorimetry; Cattle; Computers; Copper; Deuterium; Dialysis; Hydrogen; Mathematics; Protein Binding; Protein Conformation; Protons; Regression Analysis; Serum Albumin, Bovine; Spectrophotometry, Infrared; Temperature; Thermodynamics | 1973 |
Investigations of hydrogen-deuterium exchange in -chymotrypsin.
Topics: Animals; Cattle; Chymotrypsin; Deuterium; Hydrogen; Protein Conformation; Spectrophotometry, Infrared; Thermodynamics | 1973 |
[Conformation and stability studies of polypeptides and proteins using H-D-exchanges and infrared spectroscopy. Depdendence of H-D-exchanges and amide-A bands of hydration on conformation in sodium poly-alpha, L-glutamate films].
Topics: Amides; Deuterium; Drug Stability; Glutamates; Hydrogen; Peptides; Protein Conformation; Spectrophotometry, Infrared; Water | 1974 |
Re-investigation of specific hydrogen bonding of certain adenine and uracil derivatives by infrared spectroscopy.
Topics: Adenine; Binding Sites; Bromine; Chemical Phenomena; Chemistry; Chloroform; Cyclohexanes; Deuterium; Ethane; Hydrogen; Kinetics; Models, Biological; Molecular Conformation; Nucleic Acid Conformation; Spectrophotometry, Infrared; Uracil | 1974 |
Studies on hydrogen-deuterium exchange in basic trypsin inhibitor.
Topics: Deuterium; Electrophoresis, Paper; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Mathematics; Spectrophotometry, Infrared; Temperature; Thermodynamics; Trypsin Inhibitors | 1974 |
A slow fluctuation in the molecular conformation of a soya bean trypsin inhibitor.
Topics: Deuterium; Glycine max; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Protein Conformation; Spectrophotometry, Infrared; Temperature; Trypsin Inhibitors | 1974 |
The effect of chloroplatinite on the 1H NMR spectrum of ribonuclease. Solvent accessibility of methionine residues.
Topics: Animals; Binding Sites; Cattle; Chlorine; Deuterium; Dioxins; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Methionine; Pancreas; Platinum; Protein Binding; Protein Conformation; Ribonucleases; Solvents; Urea | 1974 |
[Deuterium metabolism in pepsin and pepsinogen].
Topics: Animals; Deuterium; Enzyme Precursors; Hydrogen; Hydrogen-Ion Concentration; In Vitro Techniques; Pepsin A; Swine; Urea | 1967 |
Right atrial admixture in coronary venous blood.
Topics: Animals; Blood Gas Analysis; Cardiac Catheterization; Chromatography, Gas; Coronary Vessels; Deuterium; Dogs; Heart Atria; Hemodynamics; Hydrogen; Hypertension; Hypotension; Indicator Dilution Techniques; Methods; Veins | 1969 |
Conformational studies of immunoglobulin G and its subunits by the methods of hydrogen-deuterium exchange and infrared spectroscopy.
Topics: Amides; Animals; Chemical Phenomena; Chemistry; Chromatography, DEAE-Cellulose; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Immunoglobulin G; Infrared Rays; Kinetics; Pepsin A; Peptides; Rabbits; Spectrophotometry; Time Factors | 1969 |
Intramolecular hydrogen transfer catalyzed by UDP-D-glucose 4'-epimerase from Escherichia coli.
Topics: Chemical Phenomena; Chemistry; Deuterium; Escherichia coli; Glucose; Hydrogen; Isomerases; Models, Chemical; Spectrum Analysis; Tritium; Uracil Nucleotides | 1970 |
Accessibility of RNA and protein in the ribosome. Investigation by hydrogen exchange and solvent perturbation.
Topics: Bacterial Proteins; Deuterium; Escherichia coli; Hydrogen; Infrared Rays; Magnesium; Ribosomes; RNA, Bacterial; RNA, Ribosomal; Solvents; Spectrum Analysis; Tritium; Ultraviolet Rays | 1971 |
Base-catalyzed hydrogen-deuterium exchange in bivalent metal-EDTA chelates.
Topics: Deuterium; Edetic Acid; Hydrogen; Magnetic Resonance Spectroscopy | 1966 |
Utilization of hydrocarbons and hydrogen by mycobacteria.
Topics: Alkanes; Alkenes; Benzene Derivatives; Carbon Dioxide; Cycloparaffins; Deuterium; Hydrocarbons; Hydrogen; Manometry; Mycobacterium; Mycobacterium tuberculosis; Pseudomonas | 1963 |
Studies of hydrogen exchange in proteins. I. The exchange kinetics of bovine carbonic anhydrase.
Topics: Animals; Binding Sites; Carbonic Anhydrases; Cattle; Chromatography, Gel; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Temperature; Thermodynamics | 1968 |
[Study on the hydrogen-deuterium exchange kinetics in conditions for dimer formation of ribonuclease].
Topics: Acetates; Chemical Phenomena; Chemistry; Deuterium; Freeze Drying; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Ribonucleases | 1969 |
Hydrogen isotope exchange in the study of protein conformation. A quantitative test of an exchange mechanism.
Topics: Carbonic Anhydrases; Chymotrypsinogen; Cytochromes; Deuterium; Hydrogen; Hydrogen-Ion Concentration; In Vitro Techniques; Infrared Rays; Insulin; Ion Exchange; Muramidase; Muscle Proteins; Myoglobin; Myosins; Ovalbumin; Peptides; Proteins; Radioisotope Dilution Technique; Serum Albumin; Spectrophotometry; Temperature; Tritium; Trypsin | 1971 |
Penicillin interaction with guanosine.
Topics: Binding Sites; Carboxylic Acids; Chemical Phenomena; Chemistry; Cytidine; Deuterium; Dimethyl Sulfoxide; Guanosine; Hydrogen; Magnetic Resonance Spectroscopy; Penicillin G; Solutions | 1972 |
Mechanism of action of coenzyme B 12 . Hydrogen transfer in the isomerization of -methylaspartate to glutamate.
Topics: Aspartic Acid; Chemical Phenomena; Chemistry; Coenzymes; Deuterium; Glutamates; Hydrogen; Isomerases; Kinetics; Mass Spectrometry; Mathematics; Models, Chemical; Vitamin B 12 | 1972 |
Water sorption and vapor-phase deuterium exchange studies on methemoglobin CC, SC, SS, AS, and AA.
Topics: Anemia, Sickle Cell; Binding Sites; Chemical Phenomena; Chemistry; Deuterium; Ferricyanides; Hemoglobin C; Hemoglobins, Abnormal; Heterozygote; Homozygote; Humans; Hydrogen; Kinetics; Mathematics; Methemoglobin; Protein Binding; Water | 1972 |
Gas chromatographic separation and quantitative determination of the six isotopic hydrogen molecules.
Topics: Chromatography, Gas; Deuterium; Helium; Hydrogen; Methods; Neon; Radioisotopes; Tritium | 1972 |
Effect of amines on the bisulfite-catalyzed hydrogen isotope exchange at the 5 position of uridine.
Topics: Amines; Catalysis; Chemical Phenomena; Chemistry; Deuterium; Drug Stability; Ethylamines; Hydrogen; Imidazoles; Isotope Labeling; Kinetics; Magnetic Resonance Spectroscopy; Methylamines; Osmolar Concentration; Quaternary Ammonium Compounds; Sodium; Structure-Activity Relationship; Sulfites; Sulfonic Acids; Temperature; Uracil Nucleotides; Uridine | 1972 |
Primary structure effects on peptide group hydrogen exchange.
Topics: Amides; Amino Acid Sequence; Animals; Catalysis; Cattle; Chemical Phenomena; Chemistry; Deuterium; Evaluation Studies as Topic; Hydrogen; Hydrogen-Ion Concentration; Ions; Kinetics; Macromolecular Substances; Magnetic Resonance Spectroscopy; Mathematics; Methods; Myoglobin; Oxidation-Reduction; Pancreas; Peptides; Protein Conformation; Ribonucleases | 1972 |
Hydrogen-deuterium exchange of lysozyme. I. Rate constants and pH dependence.
Topics: Animals; Chemical Phenomena; Chemistry; Chickens; Computers; Deuterium; Egg White; Hydrogen; Hydrogen-Ion Concentration; Infrared Rays; Kinetics; Mathematics; Muramidase; Protein Conformation; Spectrophotometry | 1972 |
Quasi-elastic nuclear interactions in tissue-like media.
Topics: Carbon; Deuterium; Elasticity; Helium; Hydrogen; Lithium; Models, Biological; Nitrogen; Nuclear Physics; Oxygen; Scattering, Radiation | 1972 |
Hydrogenase in legume root nodule bacteroids: occurrence and properties.
Topics: Azotobacter; Cell-Free System; Deuterium; Ferredoxins; Hydrogen; Methods; Nitrogen; Nitrogen Fixation; Oxidative Phosphorylation; Oxidoreductases; Oxygen Consumption; Plants, Edible; Rhizobium; Vegetables | 1972 |
A deuterium-hydrogen exchange study of inhibitor-induced conformational changes in ribonuclease A.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry; Cytosine Nucleotides; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Pancreas; Ribonucleases | 1971 |
Deuterium isotope effects in the metabolism of N-alkylsubstituted amphetamines in man.
Topics: Alkanes; Amphetamine; Chemical Phenomena; Chemistry; Chromatography, Gas; Dealkylation; Deamination; Deuterium; Dextroamphetamine; Humans; Hydrogen; Hydrogen-Ion Concentration; Ions; Isotope Labeling; Kidney; Kidney Function Tests; Kinetics; Metabolic Clearance Rate; Optical Rotation; Phenethylamines; Phentermine; Protons; Stereoisomerism; Time Factors; Urine | 1971 |
Hydrogen isotope ratios in a recycling system.
Topics: Deuterium; Hydrogen; Public Health; Sanitary Engineering; United States; Water; Water Pollution; Water Supply | 1971 |
[Evidence of H-binding in dosage forms resulting from deuterium exchange. Determination of binding forces in cellulose tablets].
Topics: Cellulose; Deuterium; Hydrogen; Ion Exchange; Pressure; Solubility; Tablets | 1971 |
Hydrogen exchange in proteins. Equilibrium and kinetic isotope effects in bovine plasma albumin studied with tritium and deuterium.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry; Chromatography, Gel; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Serum Albumin, Bovine; Tritium | 1971 |
An analysis of a structural difference between beef and pork insulin detected by differences in the exchange rates of amide hydrogens as measured by infrared spectroscopy.
Topics: Amides; Animals; Cattle; Chemical Phenomena; Chemistry; Computers; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Infrared Rays; Insulin; Protein Conformation; Species Specificity; Spectrophotometry; Swine; Temperature; Time Factors | 1971 |
Nuclear magnetic resonance studies of the structure and binding sites of enzymes. X. Preparation of selectively deuterated analogs of staphylococcal nuclease.
Topics: Binding Sites; Deoxyribonucleases; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Ribonucleases; Staphylococcus | 1969 |
Comparisons and cross reactions of nitrogenase from Klebsiella pneumoniae, Azotobacter chroococcum and Bacillus polymyxa.
Topics: Adenosine Triphosphate; Azides; Azotobacter; Bacillus; Bacterial Proteins; Binding Sites; Clostridium; Cyanides; Deuterium; Ethylenes; Hydrogen; Infrared Rays; Klebsiella; Nitrogen; Nitrogen Fixation; Oxides; Oxidoreductases; Partial Pressure; Phosphates; Species Specificity; Spectrum Analysis; Water | 1969 |
Nuclear magnetic resonance studies of exchange reaction of alpha-hydrogen of glutamic acid catalyzed by aspartate aminotransferase.
Topics: Animals; Aspartate Aminotransferases; Aspartic Acid; Deuterium; Glutamates; Hydrogen; Magnetic Resonance Spectroscopy; Methods; Myocardium; Oxides; Swine; Ultracentrifugation | 1969 |
Hydrogen-deuterium exchange in insulin.
Topics: Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Insulin; Spectrum Analysis | 1969 |
Hydrogen isotope exchange in ovalbumin with use of tritium as a label.
Topics: Deuterium; Hydrogen; Ovalbumin; Tritium | 1969 |
The biosynthesis of isotope hybrid proteins for high resolution nuclear magnetic resonance studies by incorporation of [1H]amino acids into fully deuterated algae.
Topics: Alanine; Amino Acids; Deuterium; Eukaryota; Hydrogen; Leucine; Magnetic Resonance Spectroscopy; Methionine; Phenylalanine; Protein Biosynthesis; Tyrosine | 1970 |
Studies on the mechanism of elimination of protons from the methyl groups of 6,7-dimethyl-8-ribityllumazine by riboflavin synthetase.
Topics: Acetone; Amides; Chemical Phenomena; Chemical Precipitation; Chemistry; Chromatography, Thin Layer; Deuterium; Dialysis; Ethanol; Freezing; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Methods; Oxidoreductases; Pteridines; Quaternary Ammonium Compounds; Riboflavin; Saccharomyces; Sulfates; Sulfhydryl Compounds; Transferases; Tritium | 1970 |
Intramolecular catalysis of sulfate ester hydrolysis. A model for aryl sulfate sulfohydrolase.
Topics: Binding Sites; Conductometry; Deuterium; Dioxins; Hydrogen; Hydrogen-Ion Concentration; Imidazoles; Kinetics; Models, Biological; Models, Chemical; Oscillometry; Phenols; Phosphoric Acids; Solubility; Sulfatases; Sulfuric Acids | 1970 |
Infrared studies of azido, cyano, and other derivatives of metmyoglobin, methemoglobin, and hemins.
Topics: Azides; Carbon Monoxide; Cyanates; Cyanides; Deuterium; Heme; Hemoglobins; Histidine; Hydrogen; Hydrogen-Ion Concentration; Infrared Rays; Myoglobin; Potassium; Sodium; Spectrophotometry; Thiocyanates | 1970 |
Aromatic ring hydroxylation of estradiol in man.
Topics: 17-Ketosteroids; Adult; Carbon; Carbon Isotopes; Deuterium; Estradiol; Estranes; Estriol; Estrone; Female; Humans; Hydrogen; Kinetics; Male; Middle Aged; Tritium; Water | 1970 |
Steric course of the succinate dehydrogenase catalysed exchange of hydrogen betwen (S)-chlorosuccinate and water.
Topics: Chemical Phenomena; Chemistry; Chlorine; Deuterium; Hydrogen; Kinetics; Light; Magnetic Resonance Spectroscopy; Optical Rotatory Dispersion; Rotation; Spectrum Analysis; Stereoisomerism; Succinate Dehydrogenase; Succinates; Water | 1970 |
NMR studies of H-D exchange of alpha-CH group of amino acid residues in peptides.
Topics: Amino Acids; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Methods; Oxides; Peptides | 1970 |
Symposium on bacterial spores: IX. Biophysical analysis of the spore.
Topics: Bacillus; Cell Wall; Clostridium; Culture Media; Deuterium; Hot Temperature; Hydrogen; Mathematics; Oxides; Permeability; Spores; Water | 1970 |
The hydrogenase of Clostridium pasteurianum. Kinetic studies and the role of molybdenum.
Topics: Binding Sites; Clostridium; Deuterium; Electrons; Electrophoresis, Disc; Enzyme Activation; Ferredoxins; Hydrogen; Isoenzymes; Kinetics; Models, Chemical; Molybdenum; Oxidoreductases; Pyridinium Compounds | 1970 |
Mechanisms of thiamine-catalyzed reactions. A kinetic analysis of the decarboxylation of pyruvate by 3,4-dimethylthiazolium ion in water and ethanol.
Topics: Catalysis; Deuterium; Ethanol; Hydrogen; Kinetics; Pyruvates; Thiamine; Thiazoles; Water | 1970 |
An infrared study of the hydrogen-deuterium exchange of alpha-chymotrypsin and its diisopropylphosphoryl derivative.
Topics: Chemical Phenomena; Chemistry; Chymotrypsin; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Infrared Rays; Kinetics; Propionates; Spectrum Analysis | 1970 |
The hydrogen-deuterium exchange of native and acid denatured sperm whale metmyoglobin.
Topics: Animals; Cetacea; Deuterium; Hydrogen; Myoglobin; Spectrum Analysis | 1970 |
The hydrogen-deuterium exchange of apomyoglobin.
Topics: Animals; Cetacea; Deuterium; Hydrogen; Myoglobin; Spectrum Analysis | 1970 |
Effect of conformation on isotopic exchange in synthetic polypeptides.
Topics: Alanine; Amides; Chemical Phenomena; Chemistry; Deuterium; Glutamates; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Mathematics; Osmolar Concentration; Peptides; Temperature; Thermodynamics; Tritium | 1970 |
Mass spectrometry of triglycerides. II. Specifically deuterated triglycerides and elucidation of fragmentation mechanisms.
Topics: Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Ions; Spectrum Analysis; Triglycerides | 1970 |
H-exchange behaviour and extent of reversible conformation changes in human, bovine, ovine, porcine and equine growth hormones.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry; Deuterium; Dialysis; Growth Hormone; Horses; Humans; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Sheep; Swine; Tritium; Urea | 1970 |
Stereochemical studies of the exchange and abstraction of succinate hydrogen on succinate dehydrogenase.
Topics: Carbon Isotopes; Chemical Phenomena; Chemistry; Deuterium; Fumarates; Hydrogen; Infrared Rays; Iron; Kinetics; Optical Rotatory Dispersion; Oxidation-Reduction; Spectrophotometry; Spectrum Analysis; Stereoisomerism; Succinate Dehydrogenase; Succinates; Water | 1970 |
A modified method for determining hydrogen-deuterium exchange in proteins.
Topics: Chromatography, Gel; Deuterium; Hydrogen; Infrared Rays; Methods; Myoglobin; Ribonucleases; Spectrophotometry | 1970 |
Discrimination of isotopes by living systems. II. Barley seedlings in D2O and H2O.
Topics: Deuterium; Edible Grain; Hydrogen; Plants; Seeds | 1970 |
Discrimination of isotopes by living systems. 3. The effect of heavy water on the motility and lifetime of sperms.
Topics: Animals; Anura; Cell Movement; Deuterium; Hydrogen; Male; Spermatozoa | 1970 |
Hydrogen exchange as a probe of conformation of tobacco mosaic virus and its coat protein.
Topics: Chemical Phenomena; Chemistry; Chromatography, Gel; Deuterium; Dialysis; Hydrogen; Hydrogen-Ion Concentration; Infrared Rays; Kinetics; Macromolecular Substances; Mathematics; Protein Binding; Protein Denaturation; Spectrophotometry; Temperature; Time Factors; Tobacco Mosaic Virus; Tritium; Viral Proteins; Water | 1970 |
Substrate concentration dependence of deuterium isotope effects on beef heart lactate dehydrogenase.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Kinetics; L-Lactate Dehydrogenase; Lactates; Myocardium | 1970 |
On the mechanisms of pH-dependent hydrogen exchange of bovine plasma albumin in the range of pH 5 to 8.5.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry; Detergents; Deuterium; Glycerol; Hydrogen; Hydrogen-Ion Concentration; Osmolar Concentration; Serum Albumin, Bovine; Solvents; Sulfuric Acids | 1970 |
Glutathione-catalyzed hydrogen isotope exchange at position 5 of uridine. A model for enzymic carbon alkylation reactions of pyrimidines.
Topics: Alkylation; Binding Sites; Catalysis; Chemical Phenomena; Chemistry; Deuterium; Glutathione; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Models, Chemical; Nucleotides; Protons; Pyrimidines; Sulfhydryl Compounds; Uridine | 1971 |
Studies on hydrogen exchange. VI. The base-catalyzed hydrogen exchange of alpha-hydrogens in alkyl groups substituted on some nitrogen-containing heteroaromatic rings.
Topics: Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Pyridines; Quinolines | 1967 |
Hydrogen-deuterium exchange in ovalbumin.
Topics: Deuterium; Hydrogen; Hydrogen-Ion Concentration; Ovalbumin | 1967 |
Infrared studies of deoxyribonucleic acids, their constituents and analogues. 3. Evidence of slow isotopic exchange of hydrogen attached to carbon in DNA.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry, Physical; Deuterium; DNA; Hydrogen; Infrared Rays; Models, Chemical; Nucleic Acid Denaturation; Spectrophotometry; Thymus Gland; Water | 1967 |
Human pituitary growth hormone. XVII. The hydrogen-deuterium exchange of the hormone.
Topics: Buffers; Deuterium; Freeze Drying; Growth Hormone; Humans; Hydrogen; Hydrogen-Ion Concentration; Infrared Rays; Spectrophotometry | 1968 |
Proton retention in the gamma-elimination reaction catalysed by cystathionine gamma-synthase.
Topics: Cysteine; Deuterium; Dinitrophenols; Hydrazines; Hydro-Lyases; Hydrogen; Keto Acids; Magnetic Resonance Spectroscopy; Protons; Pyridoxal Phosphate; Serine; Succinates; Tritium; Water | 1968 |
Purification and properties of hydrogenases of different origins.
Topics: Carbon Monoxide; Chromatography, Gel; Clostridium; Cytochromes; Desulfovibrio; Deuterium; Electron Transport; Ferredoxins; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Molecular Weight; Oxidoreductases; Pyridines; Spectrophotometry | 1968 |
Studies on the mechanism of hydrogen exchange between succinate and water catalyzed by the soluble succinic dehydrogenase of Singer from bovine heart.
Topics: Animals; Cattle; Deuterium; Hydrogen; Kinetics; Myocardium; Spectrophotometry; Succinate Dehydrogenase; Succinates; Tritium; Water | 1968 |
Acetoacetate decarboxylase. Catalysis of hydrogen-deuterium exchange in acetone.
Topics: Acetoacetates; Amines; Carboxy-Lyases; Catalysis; Clostridium; Deuterium; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy | 1968 |
The role of the quinone in oxidative phosphorylation. Evidence against carbon-hydrogen bond cleavage.
Topics: Carbon; Chemical Phenomena; Chemistry; Deuterium; Electron Transport; Hydrogen; Light; Magnetic Resonance Spectroscopy; Manometry; Mycobacterium; Naphthoquinones; Oxidative Phosphorylation; Oxygen Consumption; Phosphates; Spectrum Analysis; Stereoisomerism; Tritium; Vitamin K; Vitamin K 1 | 1968 |
Hydrogen-deuterium exchange of cytochrome c. II. Effect of pH.
Topics: Chemical Phenomena; Chemistry; Cytochromes; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Iron; Kinetics; Optical Rotatory Dispersion; Oxidation-Reduction; Potentiometry; Thermodynamics | 1968 |
[Qualitative and quantitative isotopic analysis of ethyl groups containing both hydrogen and deuterium (CHxD3-xCHyD2-y--) by combined NMR and mass spectroscopy].
Topics: Deuterium; Hydrocarbons; Hydrogen; Magnetic Resonance Spectroscopy; Methods; Spectrum Analysis | 1968 |
Molecular aspects of hydrogen-deuterium exchange in macromolecules.
Topics: Amides; Deuterium; Glutamates; Hydrogen; Kinetics; Macromolecular Substances; Magnetic Resonance Spectroscopy; Models, Structural; Polymers | 1968 |
Studies on hydrogen exchange. IX. Electrophilic deuteration of 2-pyridinol, 2-quinolinol, and 1-isoquinolinol.
Topics: Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Pyridines; Quinolines | 1968 |
Hydrogen-deuterium exchange reactions catalysed by nitrogenase.
Topics: Adenosine Triphosphate; Azotobacter; Clostridium; Depression, Chemical; Deuterium; Hydrogen; Magnoliopsida; Nitrogen; Nitrogen Fixation; Oxidoreductases; Stimulation, Chemical; Thiosulfates; Trees | 1968 |
Deuterium isotope effects in the fermentation of hexoses to ethanol by Saccharomyces cerevisiae. I. Hydrogen exchange in the glycolytic pathway.
Topics: Deuterium; Ethanol; Fermentation; Fructose-Bisphosphate Aldolase; Glucose; Glyceraldehyde-3-Phosphate Dehydrogenases; Glycolysis; Hexoses; Hydrogen; Isomerases; Magnetic Resonance Spectroscopy; Mannose; Models, Biological; Pyruvate Kinase; Saccharomyces; Spectrum Analysis | 1968 |
[Catalytic hydrogenation and deuteration of steroids in homogenous phase].
Topics: Catalysis; Deuterium; Hydrogen; Methods; Steroids | 1968 |
Hydrogen transfer in the enzymatic desaturation of cyclohexanecarboxyl-CoA.
Topics: Animals; Coenzyme A; Cyclohexanecarboxylic Acids; Deuterium; Guinea Pigs; Hydrogen; Magnetic Resonance Spectroscopy; Mitochondria, Liver; Tritium | 1968 |
Hydrogen-exchange studies of deoxyribonucleic acid-protein complexes. Development of a filtration method and application to the deoxyrubonucleic acid-polylysine system.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry; Deuterium; DNA; Filtration; Glass; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Lysine; Membranes, Artificial; Methods; Nucleic Acid Denaturation; Peptides; Thymus Gland; Tritium; Ultrasonics | 1968 |
Hydrogen-deuterium exchange of cytochrome c. I. Effect of oxidation state.
Topics: Animals; Chemical Phenomena; Chemistry; Cytochromes; Deuterium; Horses; Hydrogen; Iron; Kinetics; Myocardium; Oxidation-Reduction; Peptides; Spectrophotometry; Time Factors | 1968 |
Oxaloacetate decarboxylase from cod. Catalysis of hydrogen-deuterium exchange in pyruvate.
Topics: Animals; Carboxy-Lyases; Chemical Phenomena; Chemistry; Deuterium; Fishes; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Muscles; Oxalates; Oxaloacetates; Pyruvates | 1968 |
Hydrogenase in pea root nodule bacterioids.
Topics: Deuterium; Hydrogen; Nitrogen; Nitrogen Fixation; Oxidoreductases; Oxygen; Oxygen Consumption; Rhizobium | 1968 |
1-H NMR studies on deuterium-hydrogen exchange at C-5 in uridines.
Topics: Chemical Phenomena; Chemistry; Deoxyuridine; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Methods; Nucleosides; Spectrum Analysis; Temperature; Thymidine; Uracil Nucleotides; Uridine | 1968 |
Hydrogen-deuterium exchange studies on chymotrypsinogen A, alpha-chymotrypsin, and diisopropylphosphoryl-alpha-chymotrypsin.
Topics: Absorption; Chemical Phenomena; Chemistry; Chymotrypsin; Deuterium; Enzyme Precursors; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Mathematics; Methods; Time Factors | 1968 |
The mechanism of action of ethanolamine deaminase. I. Studies with isotopic hydrogen and oxygen.
Topics: Acetaldehyde; Alcohols; Amino Alcohols; Aminohydrolases; Ammonia; Benzoates; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Oxygen Isotopes; Spectrum Analysis; Tritium; Water | 1969 |
Local environment effects on hydrogen--deuterium exchange.
Topics: Amides; Chemical Phenomena; Chemistry; Detergents; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Models, Chemical; Sulfates | 1969 |
The microheterogeneity of plasma albumins. V. Permutations in disulfide pairings as a probable source of microheterogeneity in bovine albumin.
Topics: Amides; Chemical Phenomena; Chemistry; Deuterium; Drug Stability; Ethylmaleimide; Hydrogen; Hydrogen-Ion Concentration; Optical Rotatory Dispersion; Osmolar Concentration; Serum Albumin, Bovine; Solubility; Sulfhydryl Compounds; Time Factors; Ultracentrifugation | 1969 |
Studies on the mechanism of estrogen biosynthesis. VI. The stereochemistry of hydrogen elimination at C-2 during aromatization.
Topics: Androstanes; Chemical Phenomena; Chemistry; Deuterium; Estrogens; Hydrogen | 1969 |
Hydrogen-deuterium exchange of trypsin and trypsin derivatives.
Topics: Amides; Animals; Cattle; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Infrared Rays; Kinetics; Pancreas; Spectrophotometry; Trypsin | 1969 |
Studies on the mechanism of the enzymatic conversion of delta 8-cholesten-3 beta-ol to delta 7-cholesten-3 beta-ol.
Topics: Animals; Chemical Phenomena; Chemistry; Cholestanes; Chromatography; Chromatography, Gas; Deuterium; Hydrogen; Liver; Methods; Microsomes; Rats; Spectrum Analysis; Sterols; Tritium | 1969 |
Location of hydrogen transfer steps in the mechanism of reduction of L-amino acid oxidase.
Topics: Amino Acid Oxidoreductases; Chemical Phenomena; Chemistry; Deuterium; Flavin-Adenine Dinucleotide; Glycine; Hydrogen; Kinetics; Phenylalanine; Spectrophotometry; Tritium; Tyrosine | 1969 |
Hydrogen--deuterium exchange of bovine plasma albumin.
Topics: Amino Acids; Animals; Cattle; Chemical Phenomena; Chemistry; Cold Temperature; Deuterium; Freeze Drying; Hydrogen; Hydrogen-Ion Concentration; Infrared Rays; Kinetics; Methods; Serum Albumin, Bovine; Spectrum Analysis | 1969 |
Isotope effects as tools for the elucidation of reaction mechanisms. Predictions from model calculations.
Topics: Chemical Phenomena; Chemistry, Physical; Deuterium; Hydrogen; Models, Theoretical; Pharmacology; Radioisotopes | 1965 |
Exchange between protein and water in the cryosublimation step of the Linderstromlang method of deuterium-hydrogen exchange analysis.
Topics: Chemical Phenomena; Chemistry, Physical; Deuterium; Freeze Drying; Hydrogen; Hydrogen-Ion Concentration; Ice; Serum Albumin, Bovine | 1965 |
[Deuterium and protium clearance in chronic pyelonephritis and other nephropathies with simultaneous reference to free water, inulin, PAH and osmotic clearance, to tubular water resorption and filtrate fractionation].
Topics: Absorption; Aminohippuric Acids; Deuterium; Humans; Hydrogen; Inulin; Kidney Diseases; Kidney Function Tests; Kidney Glomerulus; Kidney Tubules; Osmosis; Pyelonephritis; Water-Electrolyte Balance | 1965 |
Hydrogen-bonding within the tropocollagen triple helix.
Topics: Amino Acids; Chemical Phenomena; Chemistry; Collagen; Deuterium; Hydrogen | 1965 |
Synthesis of 2,6-dioxo-3-phthalimidopiperidine-3,4,4,5,5-d, and 2,5-dioxo-3-phthalimidopyrrolidine-3,4,4-d, from L-deuterio-glutamic acid and L-deuterio-aspartic acid.
Topics: Aspartic Acid; Carbon; Chemistry, Pharmaceutical; Deuterium; Eukaryota; Glutamates; Hydrogen; Nitrogen; Piperidines; Thalidomide | 1965 |
Hydrogen-deuterium exchange in heavy meromyosin.
Topics: Animals; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Muscle Proteins; Peptides; Rabbits; Spectrophotometry; Trypsin | 1966 |
Catalysis of alpha-hydrogen exchange. 3. Exchange of isobutyraldehyde-2-d in the presence of methylammonium ions.
Topics: Aldehydes; Butyrates; Catalysis; Deuterium; Hydrogen; Kinetics; Quaternary Ammonium Compounds | 1967 |
Deuterium-hydrogen exchange of collagen like synthetic polypeptides.
Topics: Chemical Phenomena; Chemistry; Collagen; Deuterium; Hydrogen; Infrared Rays; Models, Biological; Peptides; Spectrophotometry | 1967 |
Studies on the racemization of amino acids and their derivatives. I. On the deuterium-hydrogen exchange reaction of amino acids derivatives in basic media.
Topics: Amino Acids; Chemical Phenomena; Chemistry; Deuterium; Hydrogen | 1967 |
Slow tritium-hydrogen exchange in some cyclic peptide chelates.
Topics: Amines; Chelating Agents; Chemical Phenomena; Chemistry, Physical; Deuterium; Growth Substances; Hydrogen; Hydrogen-Ion Concentration; Iron; Kinetics; Models, Structural; Peptides; Tritium | 1967 |
Studies on hydrogen exchange. V. Electrophilic deuteration of quinoline and its 1-oxide.
Topics: Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Oxides; Quinolines | 1967 |
The participation of the two non-equivalent C-5' hydrogens of B 12-coenzyme in the catalytic process.
Topics: Aldehydes; Benzimidazoles; Catalysis; Chemical Phenomena; Chemistry; Chromatography, Ion Exchange; Coenzymes; Deuterium; Hydrogen; Oxidoreductases; Tritium; Vitamin B 12 | 1967 |
Intramolecular hydrogen bonding in bilirubin.
Topics: Bilirubin; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Infrared Rays; Models, Chemical; Spectrum Analysis; Tritium | 1967 |
Effects of ADP and AMPPNP on the hydrogen-deuterium exchange kinetics in Ca2+, Mg2+-ATpase of sarcoplasmic reticulum.
Topics: Adenosine Diphosphate; Adenosine Triphosphate; Adenylyl Imidodiphosphate; Animals; Ca(2+) Mg(2+)-ATPase; Calcium-Transporting ATPases; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Protein Conformation; Rabbits; Sarcoplasmic Reticulum; Spectrophotometry, Infrared; Temperature | 1981 |
The stereochemistry of hydrogen abstraction in vitamin K-dependent carboxylation.
Topics: Animals; Carbon Dioxide; Carbon Radioisotopes; Chemical Phenomena; Chemistry; Deuterium; Glutamates; Glutamic Acid; Hydrogen; Kinetics; Microsomes, Liver; Oligopeptides; Rats; Structure-Activity Relationship; Vitamin K; Vitamin K Deficiency | 1984 |
5-A Fourier map of gramicidin A phased by deuterium-hydrogen solvent difference neutron diffraction.
Topics: Crystallography; Deuterium; Fourier Analysis; Gramicidin; Hydrogen; Models, Molecular; Neutrons; Solvents | 1984 |
Hydrogen-deuterium exchange in gamma-irradiated polycrystalline DL-alanine: a spin-trapping and e.s.r. study.
Topics: Alanine; Deuterium; Electron Spin Resonance Spectroscopy; Free Radicals; Gamma Rays; Hydrogen | 1981 |
Evaluation of a dual mass spectrometer system for rapid simultaneous determination of hydrogen-2/hydrogen-1 and oxygen-18/oxygen-16 ratios in aqueous samples.
Topics: Deuterium; Evaluation Studies as Topic; Humans; Hydrogen; Mass Spectrometry; Oxygen; Urine; Water | 1984 |
[Use of stable isotopes in life science (XVI). Synthesis of deuterium-labeled compounds].
Topics: Catalysis; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Hydrolysis; Ions; Isotope Labeling; Platinum | 1983 |
Use of the neutron diffraction--H/D exchange technique to determine the conformational dynamics of trypsin.
Topics: Amino Acid Sequence; Crystallography; Deuterium; Hydrogen; Hydrogen Bonding; Models, Molecular; Neutrons; Protein Conformation; Scattering, Radiation; Solvents; Trypsin | 1984 |
Neutron spectroscopy of hydrogenous and biosynthetically deuterated proteins.
Topics: Crystallography; Deuterium; Elasticity; Hydrogen; Models, Molecular; Muramidase; Neutrons; Protein Conformation; Proteins; Scattering, Radiation | 1984 |
Differential hydrogen exchange during the fatty acid synthetase reaction: deuterium distribution of fatty acids synthesized from [2-2H2]malonyl-CoA.
Topics: Brevibacterium; Deuterium; Fatty Acid Synthases; Fatty Acids; Gas Chromatography-Mass Spectrometry; Hydrogen; Malonyl Coenzyme A; Saccharomyces cerevisiae | 1982 |
Nuclear magnetic resonance study on the microenvironments of histidine residues of ribonuclease T1 and carboxymethylated ribonuclease T1.
Topics: Chemical Phenomena; Chemistry, Physical; Deuterium; Histidine; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Ribonuclease T1; Ribonucleases | 1981 |
Determination of active hydrogen content by fast atom bombardment mass spectrometry following hydrogen-deuterium exchange.
Topics: Anti-Bacterial Agents; Carbohydrates; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Isotope Labeling; Mass Spectrometry; Nucleotides; Peptides | 1983 |
Dynamic structure of DNA complexes. Fluorometric measurement of hydrogen-deuterium exchange kinetics of dna-bound ethidium dimer and acridine-ethidium dimer.
Topics: Acridines; Amines; Catalysis; Deuterium; DNA; Dose-Response Relationship, Drug; Ethidium; Hydrogen; Kinetics; Osmolar Concentration; Spectrometry, Fluorescence | 1983 |
Nitrogenase reactivity: insight into the nitrogen-fixing process through hydrogen-inhibition and HD-forming reactions.
Topics: Ammonia; Deuterium; Hydrazines; Hydrogen; Nitrogen Fixation; Nitrogenase; Oxidation-Reduction | 1981 |
Re-examination of rhodopsin structure by hydrogen exchange.
Topics: Animals; Cattle; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Rana pipiens; Retina; Retinal Pigments; Rhodopsin; Spectrophotometry, Infrared | 1982 |
Continuous monitoring, by mass spectrometry, of H2 production and recycling in Rhodopseudomonas capsulata.
Topics: Acetylene; Bacterial Chromatophores; Carbon Monoxide; Deuterium; Hydrogen; Hydrogenase; Kinetics; Light; Mass Spectrometry; Nitrogenase; Oxidation-Reduction; Oxidoreductases; Rhodopseudomonas | 1980 |
Environment of the tryptophan residues in a myosin head: a hydrogen-deuterium exchange study.
Topics: Adenine Nucleotides; Animals; Deuterium; Hydrogen; Kinetics; Muscles; Myosin Subfragments; Myosins; Protein Binding; Rabbits; Radioisotope Dilution Technique; Spectrophotometry, Ultraviolet; Tryptophan | 1981 |
On the hydrogen-deuterium exchange reaction catalyzed by the soluble hydrogenase from Alcaligenes eutrophus H16 in the free and immobilized state.
Topics: Alcaligenes; Deuterium; Enzyme Activation; Enzymes, Immobilized; Hydrogen; NAD; Oxidoreductases; Time Factors | 1982 |
[Application of nuclear magnetic resonance to various biological problems].
Topics: Carbon Isotopes; Deuterium; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Nitrogen Radioisotopes; Phosphorus | 1982 |
Hydrogen--deuterium exchange study of amino acids and proteins by 200- to 230-nm spectroscopy.
Topics: Amino Acids; Deuterium; Hydrogen; Peptides; Proteins; Spectrophotometry, Ultraviolet | 1981 |
Hydrogen-deuterium exchange in the black-eyed pea trypsin and chymotrypsin inhibitor and its complex with beta-trypsin.
Topics: Deuterium; Hydrogen; Ion Exchange; Protein Conformation; Spectrophotometry, Ultraviolet; Trypsin; Trypsin Inhibitors | 1980 |
Reversed cubic phase with membrane glucolipids from Acholeplasma laidlawii. 1H, 2H, and diffusion nuclear magnetic resonance measurements.
Topics: Acholeplasma laidlawii; Crystallization; Deuterium; Glycolipids; Hydrogen; Magnetic Resonance Spectroscopy; Membrane Lipids | 1981 |
Molecular dynamics of two homologous neurotoxins revealed by 1H-2H exchange: an infrared spectrometry study.
Topics: Animals; Cobra Neurotoxin Proteins; Deuterium; Elapid Venoms; Erabutoxins; Hydrogen; Molecular Conformation; Snakes; Spectrophotometry, Infrared; Thermodynamics | 1980 |
On the mechanism of hydrogen-deuterium exchange in bacteriorhodopsin.
Topics: Bacteriorhodopsins; Carotenoids; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Schiff Bases; Spectrum Analysis, Raman | 1981 |
Individual breathing reactions measured in hemoglobin by hydrogen exchange methods.
Topics: Deuterium; Hemoglobins; Hydrogen; Isotope Labeling; Kinetics; Models, Molecular; Protein Conformation; Tritium | 1980 |
Steric course of the NIH shift in the enzymic formation of homogentisic acid.
Topics: 4-Hydroxyphenylpyruvate Dioxygenase; Deuterium; Homogentisic Acid; Hydrogen; Magnetic Resonance Spectroscopy; Mass Spectrometry; Oxygenases; Phenylpyruvic Acids | 1981 |
2,3-Dihydroxybenzoate pathway in Pseudomonas putida. 1H n.m.r. study on the ring-cleavage site.
Topics: Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Hydroxybenzoates; Magnetic Resonance Spectroscopy; Pseudomonas | 1981 |
Proton-nuclear-magnetic-resonance study on molecular conformations of long neurotoxins. alpha-Bungarotoxin from Bungarus multicinctus and Toxin B from Naja naja.
Topics: Amino Acid Sequence; Bungarotoxins; Chemical Phenomena; Chemistry, Physical; Cobra Neurotoxin Proteins; Deuterium; Elapid Venoms; Histidine; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Protein Conformation | 1981 |
Hydrogen isotope ratios of mouse tissues are influenced by a variety of factors other than diet.
Topics: Animals; Deuterium; Diet; Hydrogen; Mice; Water | 1981 |
Real space refinement of neutron diffraction data from sperm whale carbonmonoxymyoglobin.
Topics: Animals; Crystallography; Deuterium; Heme; Hot Temperature; Hydrogen; Hydrogen Bonding; Models, Molecular; Myoglobin; Neutrons; Whales | 1981 |
Origin of hydrogen in methane produced by Methanobacterium thermoautotrophicum.
Topics: Deuterium; Euryarchaeota; Hydrogen; Mass Spectrometry; Methane; Models, Chemical; Water | 1980 |
Studies of negative ions by collision-induced decomposition and hydrogen-deuterium exchange techniques.
Topics: Anions; Chemical Phenomena; Chemistry; Deuterium; Gas Chromatography-Mass Spectrometry; Gases; Hydrogen; Ion Exchange | 1980 |
Mechanism of the microsomal reduction of carbon tetrachloride and halothane.
Topics: Animals; Benzopyrenes; Biotransformation; Carbon Tetrachloride; Chloroform; Deuterium; Gas Chromatography-Mass Spectrometry; Halothane; Hydrogen; Male; Microsomes, Liver; Oxidation-Reduction; Phenobarbital; Rats | 1981 |
Hydrogen-exchange study of a nucleosome.
Topics: Animals; Cattle; Deuterium; DNA; Hydrogen; Kinetics; Nucleosomes; Spectrophotometry, Ultraviolet; Thymus Gland | 1980 |
Mechanism of hydrogen-deuterium exchange in trp repressor studied by 1H-15N NMR.
Topics: Amides; Bacterial Proteins; Deuterium; DNA; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Repressor Proteins | 1995 |
Nuclear magnetic resonance of thioredoxin and glutaredoxin.
Topics: Deuterium; Escherichia coli; Glutaredoxins; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Oxidation-Reduction; Oxidoreductases; Proteins; Recombinant Proteins; Solutions; Thioredoxins | 1995 |
Factors affecting the stereospecificity and catalytic efficiency of the tryptophan synthase-catalysed exchange of the pro-2R and pro-2S protons of glycine.
Topics: Catalysis; Deuterium; Glycerophosphates; Glycine; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Macromolecular Substances; Magnetic Resonance Spectroscopy; Salmonella typhimurium; Stereoisomerism; Tryptophan Synthase | 1995 |
On the mechanism of action of cytochrome P450: evaluation of hydrogen abstraction in oxygen-dependent alcohol oxidation.
Topics: Acetophenones; Animals; Benzyl Alcohols; Chromatography, High Pressure Liquid; Cytochrome P-450 Enzyme System; Deuterium; Gas Chromatography-Mass Spectrometry; Hydrogen; Isoenzymes; Kinetics; Liver; Oxidation-Reduction; Oxygen; Phenylethyl Alcohol; Rabbits; Solvents | 1994 |
Hydrogen exchange and protein hydration: the deuteron spin relaxation dispersions of bovine pancreatic trypsin inhibitor and ubiquitin.
Topics: Aprotinin; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Oxygen Isotopes; Solutions; Spectrum Analysis; Ubiquitins; Water | 1995 |
Configurational effects in antibody-antigen interactions studied by microcalorimetry.
Topics: Animals; Antibodies, Monoclonal; Antigen-Antibody Reactions; Antigens; Calorimetry; Cytochrome c Group; Deuterium; Epitopes; Horses; Hydrogen; In Vitro Techniques; Magnetic Resonance Spectroscopy; Protein Conformation; Thermodynamics | 1995 |
NIH shift in the hydroxylation of aromatic compounds by the ammonia-oxidizing bacterium Nitrosomonas europaea. Evidence against an arene oxide intermediate.
Topics: Ammonia; Benzene Derivatives; Binding Sites; Deuterium; Electrochemistry; Hydrogen; Hydroxylation; Kinetics; Magnetic Resonance Spectroscopy; Models, Chemical; Molecular Structure; Nitrosomonas; Oxidoreductases; Phenols; Substrate Specificity | 1995 |
Study of human calcitonin fibrillation by proton nuclear magnetic resonance spectroscopy.
Topics: Amino Acid Sequence; Calcitonin; Deuterium; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Sequence Data; Protein Conformation; Protein Structure, Secondary; Protons; Time Factors | 1995 |
Structure of both the ligand- and lipid-dependent channel-inactive states of the nicotinic acetylcholine receptor probed by FTIR spectroscopy and hydrogen exchange.
Topics: Animals; Carbachol; Cholesterol; Deuterium; Hydrogen; Hydrogen Bonding; Ion Channels; Lipid Bilayers; Membrane Lipids; Phosphatidic Acids; Phosphatidylcholines; Protein Structure, Secondary; Receptors, Nicotinic; Spectrophotometry; Spectroscopy, Fourier Transform Infrared; Tetracaine; Torpedo | 1995 |
Assessment of stability differences in the protein G B1 and B2 domains from hydrogen-deuterium exchange: comparison with calorimetric data.
Topics: Bacterial Proteins; Binding Sites; Calorimetry, Differential Scanning; Deuterium; Drug Stability; Electrochemistry; Hydrogen; Immunoglobulin G; Magnetic Resonance Spectroscopy; Nerve Tissue Proteins; Protein Folding; Thermodynamics | 1995 |
Long-range 4J and 5J, including interglycosidic correlations in gradient-enhanced homonuclear COSY experiments of oligosaccharides.
Topics: Carbohydrates; Deuterium; Electron Spin Resonance Spectroscopy; Glycosides; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Oligosaccharides; Protons; Pyrans; Signal Processing, Computer-Assisted; Trisaccharides; Water | 1995 |
Hydrogen isotope effects in the reactions catalyzed by H2-forming N5,N10-methylenetetrahydromethanopterin dehydrogenase from methanogenic Archaea.
Topics: Deuterium; Euryarchaeota; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Methanobacterium; Methanococcus; Oxidoreductases Acting on CH-NH Group Donors; Protons; Pterins | 1995 |
Site-specific isotope fractionation in the characterization of biochemical mechanisms. The glycolytic pathway.
Topics: Deuterium; Ethanol; Fructose-Bisphosphate Aldolase; Glucose; Glucose-6-Phosphate Isomerase; Glycolysis; Hydrogen; Magnetic Resonance Spectroscopy; Models, Chemical; Saccharomyces cerevisiae; Triose-Phosphate Isomerase; Water | 1995 |
Spectroscopic studies of bacteriorhodopsin fragments dissolved in organic solution.
Topics: Bacteriorhodopsins; Borohydrides; Chloroform; Chymotrypsin; Deuterium; Halobacterium; Hydrogen; Lithium Compounds; Methanol; Models, Molecular; Peptide Fragments; Perchlorates; Protein Structure, Secondary; Solutions; Spectrophotometry, Ultraviolet; Spectroscopy, Fourier Transform Infrared | 1995 |
Local perturbations by ligand binding of hydrogen deuterium exchange kinetics in a four-helix bundle protein, acyl coenzyme A binding protein (ACBP).
Topics: Amides; Animals; Carrier Proteins; Cattle; Computer Graphics; Deuterium; Diazepam Binding Inhibitor; Hydrogen; Kinetics; Ligands; Palmitoyl Coenzyme A; Protein Binding; Protein Conformation; Protein Folding | 1995 |
Phase-sensitive two-dimensional experiment on living animals.
Topics: Animals; Carnosine; Deuterium; Fatty Acids; Hindlimb; Hydrogen; Image Enhancement; Lactates; Linoleic Acid; Linoleic Acids; Magnetic Resonance Spectroscopy; Mice; Muscle, Skeletal; Phosphatidylcholines; Taurine; Triglycerides | 1995 |
Improved sensitivity of HSQC spectra of exchanging protons at short interscan delays using a new fast HSQC (FHSQC) detection scheme that avoids water saturation.
Topics: Alanine; Artifacts; Deuterium; Diffusion; Hydrogen; Image Enhancement; Magnetic Resonance Spectroscopy; Micrococcal Nuclease; Nitrogen Isotopes; Protons; Water | 1995 |
Sequential backbone assignment of isotopically enriched proteins in D2O by deuterium-decoupled HA(CA)N and HA(CACO)N.
Topics: Amino Acid Sequence; Deuterium; Deuterium Oxide; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Molecular Structure; Nitrogen Isotopes; Proteins; Ubiquitins | 1995 |
Refocusing revisited: an optimized, gradient-enhanced refocused HSQC and its applications in 2D and 3D NMR and in deuterium exchange experiments.
Topics: Amides; Deuterium; Endopeptidases; Evaluation Studies as Topic; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Structure; Nitrogen Isotopes; Protein Folding; Proteins | 1995 |
Amide exchange rates in Escherichia coli acyl carrier protein: correlation with protein structure and dynamics.
Topics: Acyl Carrier Protein; Amides; Deuterium; Escherichia coli; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Mathematics; Protein Conformation; Protein Structure, Secondary | 1995 |
Crevice-forming mutants of bovine pancreatic trypsin inhibitor: stability changes and new hydrophobic surface.
Topics: Amino Acid Sequence; Animals; Aprotinin; Binding Sites; Cattle; Deuterium; Drug Stability; Hydrogen; Hydrogen Bonding; Models, Molecular; Molecular Sequence Data; Molecular Structure; Mutagenesis, Site-Directed; Thermodynamics; Water | 1993 |
Evolution of water reservoirs on Mars from D/H ratios in the atmosphere and crust.
Topics: Atmosphere; Deuterium; Extraterrestrial Environment; Geological Phenomena; Geology; Hydrogen; Mars; Water | 1995 |
Gas-phase folding and unfolding of cytochrome c cations.
Topics: Animals; Cations; Cytochrome c Group; Deuterium; Drug Stability; Gases; Horses; Hydrogen; Protein Conformation; Protein Denaturation; Protein Folding; Solutions | 1995 |
Stability of alpha-helices in a molten globule state of cytochrome c by hydrogen-deuterium exchange and two-dimensional NMR spectroscopy.
Topics: Amino Acid Sequence; Cytochrome c Group; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Protein Structure, Tertiary; Spectrum Analysis | 1995 |
Pressure- and thermally-induced reversible changes in the secondary structure of ribonuclease A studied by FT-IR spectroscopy.
Topics: Animals; Cattle; Circular Dichroism; Deuterium; Hot Temperature; Hydrogen; Pressure; Protein Denaturation; Protein Structure, Secondary; Ribonuclease, Pancreatic; Spectroscopy, Fourier Transform Infrared | 1995 |
[Interaction between 4-hydroxynonenane with membrane system. 1H, 31P, 2H NMR study].
Topics: Aldehydes; Deuterium; Hydrogen; Lipid Bilayers; Magnetic Resonance Spectroscopy; Membranes; Membranes, Artificial; Phosphorus | 1995 |
[Study of protein conformation by mass spectrometry. Discussion].
Topics: Deuterium; Hydrogen; Mass Spectrometry; Protein Conformation; Protein Folding; Vacuum | 1995 |
Mass spectrometric measurement of protein amide hydrogen exchange rates of apo- and holo-myoglobin.
Topics: Amides; Amino Acid Sequence; Animals; Apoproteins; Chromatography, Liquid; Deuterium; Horses; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Myoglobin; Pepsin A; Peptide Fragments; Protein Conformation | 1994 |
Topographic study of arrestin using differential chemical modifications and hydrogen/deuterium exchange.
Topics: Acetylation; Amino Acid Sequence; Antigens; Arrestin; Deuterium; Eye Proteins; Heparin; Hydrogen; Lysine; Mass Spectrometry; Molecular Sequence Data; Peptide Fragments; Photolysis; Protein Conformation; Rhodopsin | 1994 |
Hydrogen tunneling in enzyme catalysis.
Topics: Alcohol Dehydrogenase; Amine Oxidase (Copper-Containing); Biochemistry; Catalysis; Deuterium; Enzymes; Hydrogen; Kinetics; Models, Chemical; Models, Molecular; Monoamine Oxidase; Oxidoreductases Acting on CH-NH Group Donors; Protein Conformation; Quantum Theory; Temperature; Thermodynamics; Tritium | 1995 |
Big-bang nucleosynthesis and the baryon density of the universe.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Elements; Helium; Hydrogen; Lithium; Mathematics; Neutrons; Temperature | 1995 |
Comparison of the hydrogen-exchange behavior of reduced and oxidized Escherichia coli thioredoxin.
Topics: Amino Acid Sequence; Deuterium; Escherichia coli; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Oxidation-Reduction; Protein Conformation; Protein Folding; Thioredoxins | 1995 |
1H-2H exchange in the perfused rat liver metabolizing [3-13C]alanine and 2H2O as detected by multinuclear NMR spectroscopy.
Topics: Alanine; Animals; Aspartic Acid; Carbon Isotopes; Deuterium; Deuterium Oxide; Glutamic Acid; Hydrogen; Liver; Magnetic Resonance Spectroscopy; Male; Perfusion; Rats; Rats, Sprague-Dawley | 1994 |
Water suppression in 1H MASS NMR spectra of lipids and biological membranes.
Topics: Animals; Carbon Isotopes; Deuterium; Hydrogen; Image Enhancement; Lipid Bilayers; Lipids; Magnetic Resonance Spectroscopy; Membrane Lipids; Phosphatidylcholines; Water | 1995 |
Hydrogen exchange of the glycyl radical of pyruvate formate-lyase is catalyzed by cysteine 419.
Topics: Acetyltransferases; Binding Sites; Cysteine; Deuterium; Electron Spin Resonance Spectroscopy; Escherichia coli; Free Radicals; Glycine; Hydrogen; Ion Exchange; Kinetics; Models, Chemical; Mutagenesis, Site-Directed; Oxidation-Reduction | 1995 |
Studies of protein-protein association between yeast cytochrome c peroxidase and yeast iso-1 ferricytochrome c by hydrogen-deuterium exchange labeling and proton NMR spectroscopy.
Topics: Amino Acids; Binding Sites; Computer Simulation; Crystallography, X-Ray; Cytochrome c Group; Cytochrome-c Peroxidase; Deuterium; Hydrogen; Isotope Labeling; Magnetic Resonance Spectroscopy; Mutation; Oxidation-Reduction; Protein Binding; Yeasts | 1994 |
External reflection FTIR of peptide monolayer films in situ at the air/water interface: experimental design, spectra-structure correlations, and effects of hydrogen-deuterium exchange.
Topics: Air; Amino Acid Sequence; Circular Dichroism; Deuterium; Hydrogen; Kinetics; Mathematics; Models, Theoretical; Molecular Sequence Data; Oligopeptides; Peptides; Protein Conformation; Protein Structure, Secondary; Spectroscopy, Fourier Transform Infrared; Structure-Activity Relationship; Water | 1994 |
Off-resonance rotating-frame spin-lattice relaxation of quadrupolar (spin-1) nuclei.
Topics: Algorithms; Benzene; Castor Oil; Computer Simulation; Deuterium; Electron Spin Resonance Spectroscopy; Glycerol; Hydrogen; Magnetic Resonance Spectroscopy; Models, Chemical; Spectrum Analysis | 1994 |
Proton NMR studies of a large protein. pH, substrate titrations, and NOESY experiments with perdeuterated yeast phosphoglycerate kinase containing [1H]histidine residues.
Topics: Adenosine Triphosphate; Deuterium; Electron Spin Resonance Spectroscopy; Glycerophosphates; Histidine; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Phosphoglycerate Kinase; Protein Conformation; Saccharomyces cerevisiae | 1994 |
Deuterium exchange of alpha-helices and beta-sheets as monitored by electrospray ionization mass spectrometry.
Topics: Amino Acid Sequence; Circular Dichroism; Deuterium; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Mass Spectrometry; Molecular Sequence Data; Peptides; Protein Engineering; Protein Structure, Secondary | 1994 |
Hydrogen tunneling in the flavoenzyme monoamine oxidase B.
Topics: Animals; Benzylamines; Cattle; Deuterium; Hydrogen; Kinetics; Liver; Models, Chemical; Monoamine Oxidase; Oxidation-Reduction; Temperature | 1994 |
Evidence for a bound water molecule next to the retinal Schiff base in bacteriorhodopsin and rhodopsin: a resonance Raman study of the Schiff base hydrogen/deuterium exchange.
Topics: Bacteriorhodopsins; Binding Sites; Biophysical Phenomena; Biophysics; Deuterium; Hydrogen; Hydrogen-Ion Concentration; In Vitro Techniques; Kinetics; Models, Chemical; Protons; Retinaldehyde; Rhodopsin; Schiff Bases; Spectrum Analysis, Raman; Water | 1994 |
H+ is involved in the activation of calcineurin by calmodulin.
Topics: Animals; Calcineurin; Calcium; Calmodulin; Calmodulin-Binding Proteins; Cattle; Deuterium; Enzyme Activation; Hydrogen; Phosphoprotein Phosphatases; Solvents | 1994 |
Mechanism of the reaction catalyzed by glutamate racemase.
Topics: Amino Acid Isomerases; Cloning, Molecular; Deuterium; Deuterium Oxide; Escherichia coli; Glutamates; Glutamic Acid; Hydrogen; Isotope Labeling; Kinetics; Lactobacillus; Magnetic Resonance Spectroscopy; Oxygen Isotopes; Recombinant Proteins; Time Factors; Water | 1993 |
Kinetics and stereospecificity of the lysyl oxidase reaction.
Topics: Amines; Animals; Aorta; Cattle; Deuterium; Electrophoresis, Polyacrylamide Gel; Hydrogen; Magnetic Resonance Spectroscopy; Muscle, Smooth, Vascular; Protein-Lysine 6-Oxidase; Stereoisomerism; Substrate Specificity; Tyramine | 1993 |
1H, 13C, 15N nuclear magnetic resonance backbone assignments and secondary structure of human calcineurin B.
Topics: Amino Acid Sequence; Base Sequence; Binding Sites; Calcineurin; Calcium; Calmodulin-Binding Proteins; Cholic Acids; Deuterium; Humans; Hydrogen; Macromolecular Substances; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Phosphoprotein Phosphatases; Protein Structure, Secondary | 1994 |
Hydrogen-deuterium exchange in the free and immunoglobulin G-bound protein G B-domain.
Topics: Amides; Bacterial Proteins; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Models, Chemical; Models, Molecular; Protein Conformation; Protein Folding; Receptors, IgG; Thermodynamics | 1994 |
Kinetic mechanism of cytochrome c folding: involvement of the heme and its ligands.
Topics: Animals; Cytochrome c Group; Deuterium; Heme; Horses; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Ligands; Models, Chemical; Models, Molecular; Protein Denaturation; Protein Folding | 1994 |
Structural changes in cytochrome c upon hydrogen-deuterium exchange.
Topics: Cytochrome c Group; Cytochromes c; Deuterium; Heme; Hydrogen; Hydrogen Bonding; Oxidation-Reduction; Saccharomyces cerevisiae; Saccharomyces cerevisiae Proteins; Spectrum Analysis, Raman | 1993 |
Staphylococcal nuclease folding intermediate characterized by hydrogen exchange and NMR spectroscopy.
Topics: Amides; Amino Acid Sequence; Deuterium; Genetic Variation; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Micrococcal Nuclease; Models, Molecular; Molecular Sequence Data; Molecular Structure; Protein Folding; Protein Structure, Secondary | 1994 |
Fourier transform infrared spectroscopy measures 1H/2H ratios of native water with a precision comparable to that of isotope ratio mass spectrometry.
Topics: Deuterium; Hydrogen; Mass Spectrometry; Spectroscopy, Fourier Transform Infrared; Water | 1993 |
Investigation of secondary and tertiary structural changes of cytochrome c in complexes with anionic lipids using amide hydrogen exchange measurements: an FTIR study.
Topics: Animals; Anions; Calorimetry; Cytochrome c Group; Deuterium; Horses; Hydrogen; Liposomes; Mathematics; Models, Theoretical; Phosphatidylglycerols; Protein Structure, Secondary; Protein Structure, Tertiary; Spectroscopy, Fourier Transform Infrared; Thermodynamics | 1993 |
A simplified method for deuterium/hydrogen isotope ratio measurements on water samples of biological origin.
Topics: Body Water; Deuterium; Humans; Hydrogen; Methods; Water; Water Supply | 1993 |
The use of cotton balls to collect infant urine samples for 2H/1H and 18O/16O isotope ratio measurements.
Topics: Adult; Body Water; Deuterium; Energy Metabolism; Gossypium; Humans; Hydrogen; Infant; Oxygen; Oxygen Isotopes; Urinalysis | 1993 |
1H editing of 2-deuterated exogenous and natural endogenous D-glucose in biological samples.
Topics: Absorption; Blood Glucose; Deuterium; Glucose; Humans; Hydrogen; Image Enhancement; Image Processing, Computer-Assisted; Magnetic Resonance Spectroscopy; Time Factors | 1993 |
H2-forming N5,N10-methylenetetrahydromethanopterin dehydrogenase from Methanobacterium thermoautotrophicum. Studies of the catalytic mechanism of H2 formation using hydrogen isotopes.
Topics: Deuterium; Deuterium Oxide; Hydrogen; Hydrogen-Ion Concentration; Methanobacterium; Oxidoreductases Acting on CH-NH Group Donors; Water | 1993 |
Determination of amide hydrogen exchange by mass spectrometry: a new tool for protein structure elucidation.
Topics: Amides; Chromatography, High Pressure Liquid; Cytochrome c Group; Deuterium; Gas Chromatography-Mass Spectrometry; Hot Temperature; Hydrogen; Molecular Structure; Protein Conformation; Protein Denaturation; Proteins; Spectrometry, Mass, Fast Atom Bombardment; Tritium | 1993 |
Identification of the barstar binding site of barnase by NMR spectroscopy and hydrogen-deuterium exchange.
Topics: Bacterial Proteins; Base Sequence; Binding Sites; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Oligodeoxyribonucleotides; Protein Conformation; Ribonucleases | 1993 |
The use of hydrogen-deuterium exchange to facilitate peptide sequencing by electrospray tandem mass spectrometry.
Topics: Amino Acid Sequence; Deuterium; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Peptides | 1993 |
Sources of hydrogen abstraction by activated neocarzinostatin chromophore.
Topics: Chromatography, High Pressure Liquid; Deuterium; DNA Damage; Enediynes; Glutathione; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Molecular Structure; Solvents; Stereoisomerism; Sulfhydryl Compounds; Zinostatin | 1993 |
A 1H-NMR study of the transcription factor 1 from Bacillus subtilis phage SPO1 by selective 2H-labeling. Complete assignment and structural analysis of the aromatic resonances for a 22-kDa homodimer.
Topics: Amino Acid Sequence; Bacillus subtilis; Bacterial Proteins; Bacteriophages; Deuterium; DNA-Binding Proteins; Hydrogen; Macromolecular Substances; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Sequence Data; Molecular Weight; Protein Structure, Secondary; Sequence Homology, Amino Acid; Sp1 Transcription Factor | 1993 |
Sequence-ion studies in peptides: the generation of C" ions.
Topics: Amino Acid Sequence; Deuterium; Hydrogen; Ions; Mass Spectrometry; Molecular Sequence Data; Oligopeptides; Peptides; Spectrometry, Mass, Fast Atom Bombardment | 1993 |
In Azotobacter vinelandii hydrogenase, substitution of serine for the cysteine residues at positions 62, 65, 294, and 297 in the small (HoxK) subunit affects H2 oxidation [corrected].
Topics: Amino Acid Sequence; Azotobacter vinelandii; Benzyl Viologen; Cysteine; Deuterium; Electron Transport; Hydrogen; Hydrogenase; Methylene Blue; Molecular Sequence Data; Mutagenesis, Site-Directed; Oxidation-Reduction; Oxygen; Phenotype | 1993 |
Investigation of ribonuclease T1 folding intermediates by hydrogen-deuterium amide exchange-two-dimensional NMR spectroscopy.
Topics: Amides; Deuterium; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Models, Molecular; Protein Folding; Ribonuclease T1 | 1993 |
Effects of hydrogen/deuterium exchange on photosynthetic water cleavage in PS II core complexes from spinach.
Topics: Deuterium; Hydrogen; Hydrogen Bonding; Kinetics; Lasers; Oxidation-Reduction; Oxygen; Photosynthesis; Photosynthetic Reaction Center Complex Proteins; Spectrophotometry; Spinacia oleracea; Water | 1996 |
A sensitive HN(CA)CO experiment for deuterated proteins.
Topics: Carbon; Deuterium; Escherichia coli; Eukaryotic Initiation Factor-4E; Hydrogen; Image Enhancement; Magnetic Resonance Spectroscopy; Nitrogen; Oxygen; Peptide Initiation Factors | 1996 |
IR spectroscopic determination of gel state miscibility in long-chain phosphatidylcholine mixtures.
Topics: Biophysical Phenomena; Biophysics; Deuterium; Gels; Hydrogen; In Vitro Techniques; Membrane Lipids; Molecular Structure; Phosphatidylcholines; Spectrophotometry, Infrared; Temperature | 1995 |
The solution structure of Abl SH3, and its relationship to SH2 in the SH(32) construct.
Topics: Amino Acid Sequence; Crystallography, X-Ray; Deuterium; Fluorescence; Genes, abl; Hydrogen; Lymphocyte Specific Protein Tyrosine Kinase p56(lck); Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Sequence Data; Protein Binding; Protein Conformation; Protein-Tyrosine Kinases; Sequence Homology, Amino Acid; Software; Solutions; src Homology Domains; src-Family Kinases | 1995 |
Stability study of Rhodobacter capsulatus ferrocytochrome c2 wild-type and site-directed mutants using hydrogen/deuterium exchange monitored by electrospray ionization mass spectrometry.
Topics: Cytochrome c Group; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Mutagenesis, Site-Directed; Mutation; Protein Conformation; Rhodobacter capsulatus | 1996 |
Cosmological baryon density derived from the deuterium abundance at redshift z = 3.57.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Extraterrestrial Environment; Hydrogen; Spectrum Analysis | 1996 |
Astronomers probe creation by measuring isotopes.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Helium; Hydrogen; Isotopes; Lithium | 1996 |
A correlation between thermal stability and structural features of staphylokinase and selected mutants: a Fourier-transform infrared study.
Topics: Deuterium; Enzyme Stability; Hot Temperature; Hydrogen; Metalloendopeptidases; Mutagenesis, Site-Directed; Point Mutation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Recombinant Proteins; Spectroscopy, Fourier Transform Infrared; Thermodynamics | 1996 |
Comparison of isotope exchange, H2 evolution, and H2 oxidation activities of Azotobacter vinelandii hydrogenase.
Topics: Aerobiosis; Azotobacter vinelandii; Calorimetry; Chromatography, Ion Exchange; Deuterium; Electrophoresis, Polyacrylamide Gel; Enzyme Activation; Hydrogen; Hydrogenase; Kinetics; Radioisotope Dilution Technique; Thermodynamics | 1996 |
Hydrogen bonding and equilibrium isotope enrichment in histidine-containing proteins.
Topics: Bacillus subtilis; Bacterial Proteins; Deuterium; Escherichia coli; Histidine; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Mass Spectrometry; Models, Molecular; Mutation; Peptides; Protein Conformation; Recombinant Proteins | 1996 |
Effects of physicochemical factors on the secondary structure of beta-lactoglobulin.
Topics: Calorimetry, Differential Scanning; Chemical Phenomena; Chemistry, Physical; Deuterium; Glucose; Hot Temperature; Hydrogen; Hydrogen-Ion Concentration; Lactoglobulins; Lactose; Protein Denaturation; Protein Structure, Secondary; Sodium Chloride; Spectroscopy, Fourier Transform Infrared; Sucrose | 1996 |
Proof that serine hydroxymethyltransferase retains its specificity for the pro-2S proton of glycine in the absence of tetrahydrofolate.
Topics: Carbon Isotopes; Deuterium; Glycine; Glycine Hydroxymethyltransferase; Hydrogen; Magnetic Resonance Spectroscopy; Substrate Specificity; Tetrahydrofolates; Tryptophan Synthase | 1996 |
Kinetic analysis of the exchange of the alpha-protons of amino acids by pyridoxal-phosphate-dependent enzymes.
Topics: Deuterium; Enzymes; Glycine Hydroxymethyltransferase; Hydrogen; Kinetics; Mathematics; Models, Theoretical; Pyridoxal Phosphate; Schiff Bases; Tryptophan Synthase | 1996 |
A 1H-NMR study of the histidine resonance's of native subtilisin and of subtilisin inhibited by benzyloxycarbonylglycylglycylphenylalanyl-chloromethane.
Topics: Amino Acid Chloromethyl Ketones; Deuterium; Histidine; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Oligopeptides; Serine Proteinase Inhibitors; Subtilisins | 1996 |
High-precision D/H measurement from hydrogen gas and water by continuous-flow isotope ratio mass spectrometry.
Topics: Deuterium; Hydrogen; Mass Spectrometry; Water | 1995 |
Assignment of aliphatic side-chain 1HN/15N resonances in perdeuterated proteins.
Topics: Amino Acid Sequence; Amino Acids; Arginine; Asparagine; Deuterium; Glutamine; Guanidine; Guanidines; Humans; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Nitrogen Isotopes; Protein Conformation; Protein Folding; Protein Structure, Secondary; Proteins; Sensitivity and Specificity | 1996 |
Conformational states bound by the molecular chaperones GroEL and secB: a hidden unfolding (annealing) activity.
Topics: Amides; Bacterial Proteins; Calorimetry, Differential Scanning; Chaperonin 60; Circular Dichroism; Cloning, Molecular; Deuterium; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Models, Chemical; Molecular Chaperones; Protein Binding; Protein Conformation; Protein Denaturation; Protein Folding; Ribonucleases; Temperature | 1996 |
Thermally induced hydrogen exchange processes in small proteins as seen by FTIR spectroscopy.
Topics: Amides; Deuterium; Hydrogen; Proteins; Protons; Ribonuclease, Pancreatic; Solutions; Spectroscopy, Fourier Transform Infrared; Thermodynamics | 1996 |
Laser-supported high-temperature MAS NMR for time-resolved in situ studies of reaction steps in heterogeneous catalysis.
Topics: Benzene Derivatives; Carbon Isotopes; Catalysis; Deuterium; Hot Temperature; Hydrogen; Lasers; Magnetic Resonance Spectroscopy; Methanol; Zeolites | 1996 |
Hydrogen bond stabilities in membrane-reconstituted alamethicin from amide-resolved hydrogen-exchange measurements.
Topics: Alamethicin; Amides; Anti-Bacterial Agents; Biophysical Phenomena; Biophysics; Circular Dichroism; Deuterium; Drug Stability; Hydrogen; Hydrogen Bonding; Liposomes; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Structure; Phosphatidylcholines; Water | 1996 |
Structure of a hydrophobically collapsed intermediate on the conformational folding pathway of ribonuclease A probed by hydrogen-deuterium exchange.
Topics: Amides; Amino Acid Sequence; Animals; Cattle; Deuterium; Guanidine; Guanidines; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Isomerism; Kinetics; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Proline; Protein Conformation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Ribonuclease, Pancreatic | 1996 |
High-precision D/H measurement from organic mixtures by gas chromatography continuous-flow isotope ratio mass spectrometry using a palladium filter.
Topics: Benzene Derivatives; Calibration; Deuterium; Gas Chromatography-Mass Spectrometry; Hydrogen; Palladium | 1996 |
1H-NMR and 13C-NMR investigation of complexes of Mn2+ with ocytocin analogues in (2H6)dimethylsulfoxide.
Topics: Alanine; Amino Acid Sequence; Binding Sites; Carbon Isotopes; Cysteine; Deuterium; Dimethyl Sulfoxide; Glutamine; Hydrogen; Magnetic Resonance Spectroscopy; Manganese; Models, Molecular; Molecular Sequence Data; Oxytocin; Proline; Protein Binding; Protein Conformation; Sarcosine; Sulfhydryl Compounds; Thermodynamics; Threonine | 1996 |
Differences in conformational dynamics of ribonucleases A and S as observed by infrared spectroscopy and hydrogen-deuterium exchange.
Topics: Animals; Cattle; Deuterium; Deuterium Oxide; Hydrogen; Hydrogen Bonding; In Vitro Techniques; Pancreas; Protein Conformation; Protons; Ribonuclease, Pancreatic; Ribonucleases; Spectroscopy, Fourier Transform Infrared | 1996 |
Secondary H/T and D/T isotope effects in enzymatic enolization reactions. Coupled motion and tunneling in the triosephosphate isomerase reaction.
Topics: Animals; Binding Sites; Deuterium; Dihydroxyacetone Phosphate; Fungal Proteins; Glyceraldehyde 3-Phosphate; Hydrogen; Kinetics; Models, Chemical; Molecular Conformation; Molecular Structure; Muscles; Rabbits; Thermodynamics; Triose-Phosphate Isomerase; Tritium | 1996 |
Lipoxygenase reaction mechanism: demonstration that hydrogen abstraction from substrate precedes dioxygen binding during catalytic turnover.
Topics: Catalysis; Deuterium; Free Radicals; Glycine max; Hydrogen; Kinetics; Linoleic Acid; Linoleic Acids; Lipid Peroxides; Lipoxygenase; Models, Chemical; Oxygen; Protein Binding | 1996 |
Selective deuteration of RNA for NMR signal assignment.
Topics: Base Sequence; Binding Sites; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Structure; Polyribonucleotides; RNA | 1995 |
The pH dependence of hydrogen-deuterium exchange in trp repressor: the exchange rate of amide protons in proteins reflects tertiary interactions, not only secondary structure.
Topics: Amides; Bacterial Proteins; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Models, Molecular; Protein Structure, Secondary; Protein Structure, Tertiary; Protons; Repressor Proteins | 1996 |
Effect of pressure on the deuterium exchange reaction of alpha-lactalbumin and beta-lactoglobulin.
Topics: Deuterium; Hydrogen; Lactalbumin; Lactoglobulins; Magnetic Resonance Spectroscopy; Pressure; Spectroscopy, Fourier Transform Infrared | 1996 |
Circadian patterns of total 24-h hydrogen and methane excretion in humans ingesting nonstarch polysaccharide (NSP) diets and the implications for indirect calorimetric and D2 18O methodologies.
Topics: Adult; Calorimetry, Indirect; Carbon Dioxide; Circadian Rhythm; Deuterium; Energy Intake; Energy Metabolism; Fermentation; Humans; Hydrogen; Intestines; Male; Methane; Middle Aged; Models, Biological; Oxygen Isotopes; Polysaccharides; Starch; Water | 1996 |
beta-Lactamase binds to GroEL in a conformation highly protected against hydrogen/deuterium exchange.
Topics: beta-Lactamases; Chaperonin 60; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Molecular Weight; Protein Conformation; Protein Denaturation | 1996 |
Inhibition by iodoacetamide and acetylene of the H-D-exchange reaction catalyzed by Thiocapsa roseopersicina hydrogenase.
Topics: Acetylene; Binding Sites; Chromatiaceae; Deuterium; Deuterium Oxide; Electron Spin Resonance Spectroscopy; Enzyme Inhibitors; Hydrogen; Hydrogen-Ion Concentration; Hydrogenase; Iodoacetamide; Kinetics; Models, Chemical; Oxidation-Reduction | 1996 |
Want to exchange your virus? Try microdialysis and Raman.
Topics: Deuterium; Hydrogen; Microdialysis; Plant Viruses; Spectrum Analysis, Raman | 1996 |
HupUV proteins of Rhodobacter capsulatus can bind H2: evidence from the H-D exchange reaction.
Topics: Bacterial Proteins; Biological Transport; Deuterium; Deuterium Oxide; Hydrogen; Hydrogen-Ion Concentration; Hydrogenase; Mutation; Oxidoreductases; Protein Binding; Repressor Proteins; Rhodobacter capsulatus | 1997 |
Characterizing the use of perdeuteration in NMR studies of large proteins: 13C, 15N and 1H assignments of human carbonic anhydrase II.
Topics: Amino Acids; Carbon Isotopes; Carbonic Anhydrases; Deuterium; Escherichia coli; Humans; Hydrogen; Molecular Structure; Nitrogen Isotopes; Protein Structure, Secondary; Proteins; Protons; Recombinant Proteins | 1996 |
Sequential assignment of 1H, 13C and 15N resonances of human carbonic anhydrase I by triple-resonance NMR techniques and extensive amino acid-specific 15N-labeling.
Topics: Amino Acid Sequence; Carbon Isotopes; Carbonic Anhydrases; Deuterium; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Molecular Structure; Nitrogen Isotopes; Protein Structure, Secondary; Protons; Solutions | 1996 |
Mandelate racemase in pieces: effective concentrations of enzyme functional groups in the transition state.
Topics: Binding Sites; Catalysis; Deuterium; Enzyme Activation; Hydrogen; Kinetics; Racemases and Epimerases; Thermodynamics | 1997 |
Hydrogen exchange in the lipid bilayer-bound gramicidin channel.
Topics: Deuterium; Gramicidin; Hydrogen; Hydrogen-Ion Concentration; Ion Channels; Kinetics; Lipid Bilayers; Magnetic Resonance Spectroscopy | 1996 |
Neptune's deep chemistry.
Topics: Atmosphere; Deuterium; Ethane; Extraterrestrial Environment; Hydrogen; Methane; Neptune; Water | 1997 |
An evaluation of the use of hydrogen exchange at equilibrium to probe intermediates on the protein folding pathway.
Topics: Amides; Bacterial Proteins; Deuterium; Hydrogen; Hydrogen Bonding; Molecular Structure; Protein Denaturation; Protein Folding; Proteins; Protons; Ribonucleases; Thermodynamics | 1996 |
Two-dimensional 1H NMR experiments show that the 23-residue magainin antibiotic peptide is an alpha-helix in dodecylphosphocholine micelles, sodium dodecylsulfate micelles, and trifluoroethanol/water solution.
Topics: Amino Acid Sequence; Anti-Infective Agents; Antimicrobial Cationic Peptides; Deuterium; Hydrogen; Magainins; Magnetic Resonance Spectroscopy; Micelles; Models, Molecular; Molecular Sequence Data; Peptides; Phosphorylcholine; Protein Structure, Secondary; Sodium Dodecyl Sulfate; Solutions; Trifluoroethanol; Water; Xenopus Proteins | 1997 |
Hydrogen exchange/electrospray ionization mass spectrometry studies of substrate and inhibitor binding and conformational changes of Escherichia coli dihydrodipicolinate reductase.
Topics: Amino Acid Sequence; Chromatography, Liquid; Deuterium; Dihydrodipicolinate Reductase; Enzyme Inhibitors; Escherichia coli; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; NAD; Oxidoreductases; Oxidoreductases Acting on CH-CH Group Donors; Pepsin A; Peptide Fragments; Picolinic Acids; Protein Binding; Protein Conformation | 1997 |
Gas phase hydrogen/deuterium exchange reactions of peptide ions in a quadrupole ion trap mass spectrometer.
Topics: Cations; Chemical Phenomena; Chemistry, Physical; Deuterium; Gramicidin; Hydrogen; Models, Theoretical; Peptide Fragments; Sodium; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 1997 |
Spin-lattice relaxation in ammonium compounds with a complex molecular dynamics.
Topics: Algorithms; Ammonium Sulfate; Chlorides; Cold Temperature; Deuterium; Hot Temperature; Hydrogen; Magnetic Resonance Spectroscopy; Models, Chemical; Molecular Conformation; Platinum Compounds; Protons; Quaternary Ammonium Compounds; Vanadates | 1997 |
4 Pro-R hydrogen of NADPH was abstracted for enzymatic hydride transfer by N-ethylmaleimide-reductase of Yarrowia lipolytica.
Topics: Candida; Cyclopentanes; Deuterium; Enzyme Inhibitors; Ethylmaleimide; Hydrogen; Maleimides; NADP; Oxidation-Reduction; Oxidoreductases; Pyrazoles; Stereoisomerism; Substrate Specificity | 1997 |
Retardation of 17-oxidation of 16 alpha-[18F]fluoroestradiol-17 beta by substitution of deuterium for hydrogen in the 17 alpha position(6).
Topics: Aging; Animals; Biotransformation; Cells, Cultured; Deuterium; Diestrus; Estradiol; Female; Fluorine Radioisotopes; Hydrogen; Isotope Labeling; Liver; Oxidation-Reduction; Papio; Rats; Tissue Distribution | 1997 |
Conformational stability of ribonuclease T1 determined by hydrogen-deuterium exchange.
Topics: Deuterium; Enzyme Stability; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Models, Chemical; Models, Molecular; Protein Conformation; Ribonuclease T1 | 1997 |
Myoglobin-catalyzed bis-allylic hydroxylation and epoxidation of linoleic acid.
Topics: Benzene Derivatives; Chromatography, High Pressure Liquid; Deuterium; Epoxy Compounds; Free Radicals; Hydrogen; Hydroxylation; Iron; Linoleic Acids; Metmyoglobin; Molecular Structure; Oxygen; Stearic Acids; Stereoisomerism | 1997 |
Hydrogen-deuterium exchange studies of the rat thyroid transcription factor 1 homeodomain.
Topics: Amides; Animals; Deuterium; Homeodomain Proteins; Hydrogen; Magnetic Resonance Spectroscopy; Models, Chemical; Nuclear Proteins; Peptide Fragments; Protein Structure, Secondary; Rats; Thyroid Nuclear Factor 1; Transcription Factors | 1997 |
Sulfur and hydrogen isotope anomalies in meteorite sulfonic acids.
Topics: Alkanesulfonic Acids; Carbon; Carbon Compounds, Inorganic; Deuterium; Hydrogen; Mesylates; Meteoroids; Sulfides; Sulfur Isotopes; Temperature | 1997 |
Conformational properties of the A-state of cytochrome c studied by hydrogen/deuterium exchange and electrospray mass spectrometry.
Topics: Chromatography, Liquid; Circular Dichroism; Cytochrome c Group; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Models, Molecular; Protein Conformation; Protein Denaturation | 1997 |
Human recombinant [C22A] FK506-binding protein amide hydrogen exchange rates from mass spectrometry match and extend those from NMR.
Topics: Amino Acid Sequence; Carrier Proteins; Deuterium; DNA-Binding Proteins; Heat-Shock Proteins; Humans; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Mutagenesis; Pepsin A; Peptide Fragments; Recombinant Proteins; Tacrolimus Binding Proteins; Thermodynamics | 1997 |
A monoclonal antibody induces opening of a coiled coil. Global protection of amide protons from H/D exchange decreases by up to 1000-fold in antibody-bound triple-stranded coiled coil.
Topics: Amides; Amino Acid Sequence; Animals; Antibodies, Monoclonal; Antigen-Antibody Reactions; Antigens; Cross Reactions; Deuterium; Hydrogen; In Vitro Techniques; Molecular Sequence Data; Peptides; Protein Conformation; Protein Denaturation; Protons; Thermodynamics | 1997 |
Characterization of the free energy spectrum of peptostreptococcal protein L.
Topics: Bacterial Proteins; Deuterium; Guanidine; Hot Temperature; Hydrogen; Models, Chemical; Peptostreptococcus; Protein Denaturation; Protein Folding; Thermodynamics | 1997 |
Kinetics of cytochrome c folding examined by hydrogen exchange and mass spectrometry.
Topics: Cytochrome c Group; Deuterium; Flow Injection Analysis; Gas Chromatography-Mass Spectrometry; Hydrogen; Hydrogen Bonding; Kinetics; Models, Chemical; Nuclear Magnetic Resonance, Biomolecular; Protein Denaturation; Protein Folding; Time Factors | 1997 |
Effects of organic solvents on protein structures: observation of a structured helical core in hen egg-white lysozyme in aqueous dimethylsulfoxide.
Topics: Animals; Chickens; Circular Dichroism; Deuterium; Dimethyl Sulfoxide; Egg White; Fluorescence; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Muramidase; Protein Binding; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Solvents; Temperature; Ultraviolet Rays; Water | 1997 |
Primordial nucleosynthesis.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Evolution, Planetary; Hydrogen; Microwaves | 1998 |
X-ray emission from clusters and groups of galaxies.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Evolution, Planetary; Gravitation; Hydrogen; Iron; X-Rays | 1998 |
Probing the mechanism of inosine monophosphate dehydrogenase with kinetic isotope effects and NMR determination of the hydride transfer stereospecificity.
Topics: Cations, Monovalent; Deuterium; Enzyme Activation; Humans; Hydrogen; IMP Dehydrogenase; Inosine Monophosphate; Kinetics; Magnetic Resonance Spectroscopy; Molecular Conformation; NAD; Protein Conformation; Recombinant Proteins; Water | 1997 |
Photoactivation of rhodopsin causes an increased hydrogen-deuterium exchange of buried peptide groups.
Topics: Animals; Cattle; Deuterium; Hydrogen; Kinetics; Photochemistry; Protein Conformation; Rhodopsin; Rod Cell Outer Segment; Spectroscopy, Fourier Transform Infrared; Transducin | 1998 |
Alkyl halides, super hydrogen production and the pathogenesis of pneumatosis cystoides coli.
Topics: Aged; Aged, 80 and over; Animals; Chloral Hydrate; Colonic Diseases; Deuterium; Feces; Female; Humans; Hydrogen; Hypnotics and Sedatives; Male; Methane; Middle Aged; Pneumatosis Cystoides Intestinalis; Rats; Rats, Wistar; Statistics, Nonparametric | 1997 |
Characterization of a buried neutral histidine in Bacillus circulans xylanase: internal dynamics and interaction with a bound water molecule.
Topics: Bacillus; Deuterium; Histidine; Hydrogen; Hydrogen-Ion Concentration; Hydroxides; Kinetics; Magnetic Resonance Spectroscopy; Nitrogen Isotopes; Protein Binding; Serine; Tyrosine; Water; Xylan Endo-1,3-beta-Xylosidase; Xylosidases | 1998 |
Correction of B1 inhomogeneities using echo-planar imaging of water.
Topics: Algorithms; Animals; Artifacts; Body Water; Brain; Deuterium; Echo-Planar Imaging; Equipment Design; Fourier Analysis; Humans; Hydrogen; Image Enhancement; Magnetics; Monte Carlo Method; Phantoms, Imaging; Protons; Reproducibility of Results; Sodium; Sodium Chloride; Swine; Swine, Miniature | 1998 |
Internal axis molecular parameters, torsional energies and matrix elements of methyl mercaptan-D1.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Hydrogen; Infrared Rays; Microwaves; Physical Phenomena; Physics; Spectrum Analysis; Sulfhydryl Compounds | 1997 |
Two structural subdomains of barstar detected by rapid mixing NMR measurement of amide hydrogen exchange.
Topics: Amides; Bacillus; Bacterial Proteins; Circular Dichroism; Deuterium; Fluorescence; Guanidine; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Models, Molecular; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Thermodynamics | 1998 |
Comet origin of oceans all wet?
Topics: Deuterium; Evolution, Planetary; Hydrogen; Meteoroids; Oceans and Seas; Water | 1997 |
Substrate binding and conformational changes of Clostridium glutamicum diaminopimelate dehydrogenase revealed by hydrogen/deuterium exchange and electrospray mass spectrometry.
Topics: Amino Acid Oxidoreductases; Amino Acid Sequence; Chromatography, Liquid; Clostridium; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; NADP; Peptide Fragments; Recombinant Proteins; Substrate Specificity | 1998 |
Structural stability and internal motions of Escherichia coli ribonuclease HI: 15N relaxation and hydrogen-deuterium exchange analyses.
Topics: Amides; Deuterium; Escherichia coli; Glycine; Hydrogen; Hydrogen Bonding; Lysine; Mutagenesis, Site-Directed; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Ribonuclease H; Time Factors | 1998 |
Definition of amide protection factors for early kinetic intermediates in protein folding.
Topics: Amides; Animals; Cytochrome c Group; Deuterium; Disulfides; Horses; Hydrogen; Kinetics; Models, Chemical; Protein Folding; Proteins; Ribonuclease, Pancreatic | 1998 |
Determinants of protein hydrogen exchange studied in equine cytochrome c.
Topics: Animals; Cytochrome c Group; Deuterium; Horses; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Molecular Sequence Data; Motion; Protein Conformation; Solvents; Thermodynamics | 1998 |
Pressure dependence of amide hydrogen-deuterium exchange rates for individual sites in T4 lysozyme.
Topics: Amides; Amino Acids; Bacteriophage T4; Crystallography, X-Ray; Deuterium; Histidine; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Muramidase; Pressure; Protein Folding; Protein Structure, Secondary; Protons | 1998 |
Detection of atomic deuterium in the upper atmosphere of Mars.
Topics: Atmosphere; Deuterium; Extraterrestrial Environment; Hydrogen; Ice; Mars; Temperature; Water | 1998 |
Atmosphere-surface interactions on Mars: delta 17O measurements of carbonate from ALH 84001.
Topics: Atmosphere; Carbon Dioxide; Carbonates; Deuterium; Extraterrestrial Environment; Hot Temperature; Hydrogen; Mars; Meteoroids; Oxidation-Reduction; Oxygen Isotopes; Ozone; Photolysis; Water | 1998 |
Protein identification using mass spectrometric information.
Topics: Amino Acid Sequence; Amino Acids; Base Sequence; Databases, Factual; Deuterium; Fungal Proteins; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Peptides; Saccharomyces cerevisiae; Software | 1998 |
Deuteronomy?: a puzzle of deuterium and oxygen on Mars.
Topics: Atmosphere; Deuterium; Extraterrestrial Environment; Hydrogen; Kinetics; Mars; Oxygen; Oxygen Isotopes; Temperature; Thermodynamics; Water | 1998 |
NMR temperature measurements using a paramagnetic lanthanide complex.
Topics: Calcium; Deuterium; Electron Spin Resonance Spectroscopy; Humans; Hydrogen; Hydrogen-Ion Concentration; Image Enhancement; Magnetic Resonance Spectroscopy; Metals, Rare Earth; Models, Chemical; Molecular Structure; Organometallic Compounds; Organophosphorus Compounds; Phosphorus; Temperature; Thulium | 1998 |
A high-pressure, high-resolution NMR probe for experiments at 500 MHz.
Topics: Deuterium; Equipment Design; Humans; Hydrogen; Image Enhancement; Magnetic Resonance Spectroscopy; Mutation; Pressure; Temperature; Troponin C | 1998 |
RF microcoil design for practical NMR of mass-limited samples.
Topics: Artifacts; Chloroquine; Deuterium; Equipment Design; Fluorocarbons; Hydrogen; Image Enhancement; Magnetic Resonance Spectroscopy; Miniaturization; Radio Waves; Sucrose | 1998 |
Conformational changes in the core structure of bacteriorhodopsin.
Topics: Amides; Bacteriorhodopsins; Deuterium; Halobacterium salinarum; Hydrogen; Lipids; Photochemistry; Protein Conformation; Protein Denaturation; Retinaldehyde; Spectroscopy, Fourier Transform Infrared | 1998 |
Calibration of isotope ratio mass spectrometry working standard for 2H/1H ratio analysis.
Topics: Calibration; Deuterium; Deuterium Oxide; Hydrogen; Isotope Labeling; Mass Spectrometry; Water | 1998 |
DNA strand breaking by the hydroxyl radical is governed by the accessible surface areas of the hydrogen atoms of the DNA backbone.
Topics: Base Sequence; Binding Sites; Deuterium; DNA; DNA Damage; Hydrogen; Hydroxyl Radical; Kinetics; Molecular Structure; Solvents; Surface Properties | 1998 |
Stopped-flow NMR measurement of hydrogen exchange rates in reduced horse cytochrome c under strongly destabilizing conditions.
Topics: Animals; Cytochrome c Group; Deuterium; Enzyme Stability; Guanidine; Horses; Hydrogen; Kinetics; Nuclear Magnetic Resonance, Biomolecular; Oxidation-Reduction; Protein Denaturation; Protein Folding; Protons; Thermodynamics | 1998 |
Investigations of the metastable decay of DNA under ultraviolet matrix-assisted laser desorption/ionization conditions with post-source-decay analysis and hydrogen/deuterium exchange.
Topics: Calibration; Deuterium; DNA; DNA Adducts; DNA Fragmentation; Hydrogen; Nucleic Acid Conformation; Oligonucleotides; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Ultraviolet Rays | 1998 |
Hydrogen/deuterium exchange of nucleotides in the gas phase.
Topics: Cyclotrons; Deuterium; Fourier Analysis; Hydrogen; Mass Spectrometry; Models, Molecular; Nucleotides | 1998 |
Measurement of amide hydrogen exchange by MALDI-TOF mass spectrometry.
Topics: Amides; Amino Acid Sequence; Angiotensin I; Cyclic AMP-Dependent Protein Kinases; Deuterium; Hydrogen; Molecular Sequence Data; Pepsin A; Peptide Fragments; Protein Conformation; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 1998 |
Characterization of a folding intermediate from HIV-1 ribonuclease H.
Topics: Circular Dichroism; Deuterium; Drug Design; Enzyme Inhibitors; Enzyme Stability; Guanidine; HIV-1; Hydrogen; Kinetics; Models, Molecular; Mutation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Ribonuclease H; Viral Proteins | 1998 |
Conformational and dynamic changes of Yersinia protein tyrosine phosphatase induced by ligand binding and active site mutation and revealed by H/D exchange and electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry.
Topics: Amino Acid Sequence; Binding Sites; Cyclotrons; Cysteine; Deuterium; Endopeptidases; Hydrogen; Hydrolysis; Ligands; Mass Spectrometry; Molecular Sequence Data; Mutagenesis, Site-Directed; Peptide Fragments; Protein Binding; Protein Conformation; Protein Tyrosine Phosphatases; Serine; Spectroscopy, Fourier Transform Infrared; Thermodynamics; Threonine; Yersinia | 1998 |
Thioredoxin reductase-thioredoxin fusion enzyme from Mycobacterium leprae: comparison with the separately expressed thioredoxin reductase.
Topics: Adenine Nucleotides; Alkylation; Deuterium; Dithionite; Dithionitrobenzoic Acid; Escherichia coli; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Mycobacterium leprae; NADP; Naphthoquinones; Oxidation-Reduction; Protons; Recombinant Fusion Proteins; Solvents; Thioredoxin-Disulfide Reductase; Thioredoxins; Titrimetry | 1998 |
Characterization of low-salt and high-salt conformation of poly(dI-dC) by hydrogen-deuterium exchange kinetics: a classical Raman spectroscopy study.
Topics: Deuterium; Hydrogen; Kinetics; Nucleic Acid Conformation; Polydeoxyribonucleotides; Sodium Chloride; Spectrum Analysis, Raman | 1998 |
Sugar-induced molten-globule model.
Topics: Animals; Carbohydrates; Circular Dichroism; Cytochrome c Group; Deuterium; Horses; Hydrogen; Nuclear Magnetic Resonance, Biomolecular; Protein Folding | 1998 |
Multiple isotope effects as a probe of proton and hydride transfer in the 6-phosphogluconate dehydrogenase reaction.
Topics: Animals; Candida; Carbon Isotopes; Deuterium; Electron Transport; Fungal Proteins; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Liver; Phosphogluconate Dehydrogenase; Protons; Sheep; Solvents; Substrate Specificity | 1998 |
Papaya glutamine cyclase, a plant enzyme highly resistant to proteolysis, adopts an all-beta conformation.
Topics: Aminoacyltransferases; Chymotrypsin; Deuterium; Hydrogen; Hydrolysis; Plants; Protein Conformation; Spectrum Analysis; Trypsin | 1998 |
Effects on substrate reduction of substitution of histidine-195 by glutamine in the alpha-subunit of the MoFe protein of Azotobacter vinelandii nitrogenase.
Topics: Adenosine Triphosphate; Amino Acid Substitution; Ammonia; Azides; Azotobacter vinelandii; Cyanides; Deuterium; Electron Transport; Glutamine; Histidine; Hydrogen; Hydrogen-Ion Concentration; Molybdoferredoxin; Nitrogen; Nitrogenase; Oxidation-Reduction; Oxidoreductases; Substrate Specificity; Temperature | 1998 |
3D NMR experiments for measuring 15N relaxation data of large proteins: application to the 44 kDa ectodomain of SIV gp41.
Topics: Carbon Isotopes; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Membrane Glycoproteins; Molecular Weight; Nitrogen Isotopes; Protein Conformation; Retroviridae Proteins; Signal Processing, Computer-Assisted; Simian Immunodeficiency Virus; Viral Envelope Proteins | 1998 |
Gas-phase reactivity and molecular modeling studies on triply protonated dodecapeptides that contain four basic residues.
Topics: Cyclotrons; Deuterium; Fourier Analysis; Hydrogen; Mass Spectrometry; Models, Molecular; Peptides; Protons | 1998 |
A mass spectrum that today is rarely seen.
Topics: Deuterium; Helium; Hydrogen; Mass Spectrometry; Nitrogen | 1999 |
Detection and classification of hyperfine-shifted 1H, 2H, and 15N resonances of the Rieske ferredoxin component of toluene 4-monooxygenase.
Topics: Amino Acid Sequence; Deuterium; Electron Transport Complex III; Escherichia coli; Ferredoxins; Genetic Vectors; Hydrogen; Hydrogen Bonding; Iron-Sulfur Proteins; Ligands; Molecular Sequence Data; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Oxidation-Reduction; Oxygenases; Pseudomonas; Recombinant Proteins | 1999 |
Thermal denaturation of Escherichia coli thioredoxin studied by hydrogen/deuterium exchange and electrospray ionization mass spectrometry: monitoring a two-state protein unfolding transition.
Topics: Bacterial Proteins; Circular Dichroism; Deuterium; Escherichia coli; Hot Temperature; Hydrogen; Mass Spectrometry; Protein Conformation; Protein Denaturation; Protein Folding; Thermodynamics; Thioredoxins | 1999 |
Evaluation of the role of His447 in the reaction catalyzed by cholesterol oxidase.
Topics: Asparagine; Binding Sites; Catalysis; Cholestenones; Cholesterol; Cholesterol Oxidase; Crystallography, X-Ray; Deuterium; Glutamine; Histidine; Hydrogen; Mutagenesis, Insertional; Oxidation-Reduction; Protein Isoforms; Solvents; Substrate Specificity | 1998 |
Pressure-denatured state of Escherichia coli ribonuclease HI as monitored by Fourier transform infrared and NMR spectroscopy.
Topics: Amides; Deuterium; Escherichia coli; Hydrogen; Kinetics; Models, Molecular; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Pressure; Protein Denaturation; Protein Structure, Secondary; Protein Structure, Tertiary; Ribonuclease H; Ribonuclease, Pancreatic; Spectroscopy, Fourier Transform Infrared | 1998 |
Effect of peptide binding on amide proton exchange rates in the PDZ2 domain from human phosphatase hPTP1E.
Topics: Deuterium; Humans; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Models, Molecular; Peptide Fragments; Protein Binding; Protein Folding; Protein Tyrosine Phosphatase, Non-Receptor Type 13; Protein Tyrosine Phosphatases; Protons; Recombinant Fusion Proteins | 1998 |
Structure and dynamics of amorphous water ice.
Topics: Argon; Astronomical Phenomena; Astronomy; Carbon Monoxide; Deuterium; Extraterrestrial Environment; Hydrogen; Ice; Methane; Models, Chemical; Neon; Nitrogen; Temperature | 1987 |
Hydroxyl radical-induced hydrogen/deuterium exchange in amino acid carbon-hydrogen bonds.
Topics: Amino Acids; Carbon; Chemical Phenomena; Chemistry, Physical; Deuterium; Dithiothreitol; Hydrogen; Hydroxyl Radical; Kinetics; Leucine; Mass Spectrometry; Sulfhydryl Reagents | 1999 |
UV irradiation of polycyclic aromatic hydrocarbons in ices: production of alcohols, quinones, and ethers.
Topics: Alcohols; Astronomical Phenomena; Astronomy; Deuterium; Ethers; Evolution, Chemical; Exobiology; Hydrogen; Ice; Mass Spectrometry; Meteoroids; Origin of Life; Oxidation-Reduction; Photolysis; Polycyclic Aromatic Hydrocarbons; Quinones; Spectrophotometry, Infrared; Ultraviolet Rays | 1999 |
A new look at the jovian planets.
Topics: Atmosphere; Carbon Dioxide; Deuterium; Extraterrestrial Environment; Hydrocarbons; Hydrogen; Jupiter; Neptune; Planets; Saturn; Spectrophotometry, Infrared; Uranus; Water | 1999 |
Solid-state NMR and hydrogen-deuterium exchange in a bilayer-solubilized peptide: structural and mechanistic implications.
Topics: Binding Sites; Biophysical Phenomena; Biophysics; Deuterium; Deuterium Oxide; Dimerization; Gramicidin; Hydrogen; Lipid Bilayers; Magnetic Resonance Spectroscopy; Models, Molecular; Peptides; Protein Conformation; Solubility | 1999 |
Molecules on a space odyssey.
Topics: Astronomical Phenomena; Astronomy; Cosmic Dust; Deuterium; Earth, Planet; Evolution, Chemical; Exobiology; Hydrogen; Ice; Meteoroids; Origin of Life; Polycyclic Aromatic Hydrocarbons; Ultraviolet Rays | 1999 |
Neutron Laue diffraction studies of coenzyme cob(II)alamin.
Topics: Coenzymes; Crystallography, X-Ray; Deuterium; Hydrogen; Hydrogen Bonding; Models, Molecular; Neutrons; Solvents; Vitamin B 12 | 1999 |
Comparison of SH3 and SH2 domain dynamics when expressed alone or in an SH(3+2) construct: the role of protein dynamics in functional regulation.
Topics: Amino Acid Sequence; Deuterium; Humans; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Peptide Fragments; Protein Conformation; Protein Folding; Protein Structure, Tertiary; Protein-Tyrosine Kinases; Proto-Oncogene Proteins; Proto-Oncogene Proteins c-hck; src Homology Domains; Thermodynamics | 1999 |
Denatured states of human carbonic anhydrase II: an NMR study of hydrogen/deuterium exchange at tryptophan-indole-H(N) sites.
Topics: Carbonic Anhydrases; Deuterium; Humans; Hydrogen; Indoles; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Denaturation; Protein Folding; Tryptophan | 1999 |
Usefulness of the hydrogen--deuterium exchange method in the study of drug metabolism using liquid chromatography-tandem mass spectrometry.
Topics: Animals; Deuterium; Dogs; Ethanolamines; Gas Chromatography-Mass Spectrometry; Glucuronates; Glucuronic Acid; Hydrogen; Ion Exchange; Molecular Structure; Pharmacokinetics; Promethazine; Sulfuric Acids | 1998 |
Hydrogen bonding and equilibrium protium-deuterium fractionation factors in the immunoglobulin G binding domain of protein G.
Topics: Amino Acid Sequence; Bacterial Proteins; Deuterium; Hydrogen; Hydrogen Bonding; Immunoglobulin G; Models, Molecular; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Structure, Secondary; Receptors, IgG; Streptococcus | 1999 |
Application of amino acid type-specific 1H- and 14N-labeling in a 2H-, 15N-labeled background to a 47 kDa homodimer: potential for NMR structure determination of large proteins.
Topics: Amino Acid Sequence; Amino Acids; Deuterium; Dimerization; Hydrogen; Molecular Weight; Nitrogen; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Oligopeptides; Protein Conformation; Proteins | 1999 |
[13C]-constant-time [15N,1H]-TROSY-HNCA for sequential assignments of large proteins.
Topics: Aldehyde-Lyases; Amides; Carbon Isotopes; Deuterium; Hydrogen; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Proteins; Sensitivity and Specificity; Staphylococcus aureus; Time Factors | 1999 |
An unexpected role for the active site base in cofactor orientation and flexibility in the copper amine oxidase from Hansenula polymorpha.
Topics: Amine Oxidase (Copper-Containing); Ammonia; Asparagine; Aspartic Acid; Binding Sites; Carbon; Deuterium; Enzyme Activation; Glutamic Acid; Hydrogen; Methylamines; Mutagenesis, Site-Directed; Oxygen; Pichia; Schiff Bases; Solvents; Spectrophotometry, Ultraviolet; Spectrum Analysis, Raman; Substrate Specificity; Viscosity | 1999 |
Removal of the conserved disulfide bridges from the scFv fragment of an antibody: effects on folding kinetics and aggregation.
Topics: Conserved Sequence; Deuterium; Disulfides; Guanidine; Humans; Hydrogen; Immunoglobulin Fragments; Immunoglobulin Variable Region; Isomerism; Kinetics; Mass Spectrometry; Mutation; Proline; Protein Conformation; Protein Denaturation; Protein Folding; Solubility; Spectrometry, Fluorescence; Thermodynamics | 1999 |
The native state conformational ensemble of the SH3 domain from alpha-spectrin.
Topics: Calorimetry, Differential Scanning; Computer Simulation; Deuterium; Entropy; Hot Temperature; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Peptide Fragments; Protein Conformation; Protein Folding; Spectrin; src Homology Domains; Thermodynamics | 1999 |
Electrospray ionization mass spectrometry and hydrogen/deuterium exchange for probing the interaction of calmodulin with calcium.
Topics: Algorithms; Animals; Calcium; Calmodulin; Deuterium; Hydrogen; Mass Spectrometry; Muramidase; Protein Conformation; Swine | 1999 |
Matrix-assisted laser desorption ionization hydrogen/deuterium exchange studies to probe peptide conformational changes.
Topics: Algorithms; Amino Acid Sequence; Circular Dichroism; Deuterium; Hydrogen; Molecular Sequence Data; Peptides; Protein Conformation; Solvents; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 1999 |
Conformational stability of adsorbed insulin studied with mass spectrometry and hydrogen exchange.
Topics: Adsorption; Animals; Cattle; Deuterium; Hydrogen; Insulin; Kinetics; Protein Conformation; Silicon Dioxide; Solutions; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Surface Properties | 1999 |
A model of the changes in denatured state structure underlying m value effects in staphylococcal nuclease.
Topics: Amino Acid Substitution; Deuterium; Deuterium Oxide; Fluorescence; Guanidine; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Micrococcal Nuclease; Models, Molecular; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Protons; Solvents; Staphylococcus; Thermodynamics | 1999 |
Multinuclear magnetic resonance studies of Escherichia coli adenylate kinase in free and bound forms. Resonance assignment, secondary structure and ligand binding.
Topics: Adenylate Kinase; Amino Acid Sequence; Catalytic Domain; Deuterium; Dinucleoside Phosphates; Escherichia coli; Hydrogen; Ligands; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Protein Structure, Secondary | 1999 |
Nature of hydrogen transfer in soybean lipoxygenase 1: separation of primary and secondary isotope effects.
Topics: Catalysis; Deuterium; Electron Transport; Glycine max; Hydrogen; Kinetics; Linoleic Acid; Lipoxygenase; Models, Chemical; Models, Molecular; Mutagenesis, Site-Directed; Plant Proteins; Stereoisomerism | 1999 |
Hydrogen atom exchange between 5'-deoxyadenosine and hydroxyethylhydrazine during the single turnover inactivation of ethanolamine ammonia-lyase.
Topics: Deoxyadenosines; Deuterium; Enzyme Inhibitors; Ethanolamine Ammonia-Lyase; Gas Chromatography-Mass Spectrometry; Hydrazines; Hydrogen; Kinetics; Protons; Salmonella typhimurium; Spectrophotometry; Vitamin B 12 | 1999 |
Suppression of diagonal peaks in TROSY-type 1H NMR NOESY spectra of 15N-labeled proteins.
Topics: Animals; Deuterium; Electron Spin Resonance Spectroscopy; Hydrogen; Image Enhancement; Magnetic Resonance Spectroscopy; Neural Cell Adhesion Molecules; Nitrogen Isotopes; Rats; Sensitivity and Specificity | 1999 |
Protein conformational stabilities can be determined from hydrogen exchange rates.
Topics: Deuterium; Deuterium Oxide; Hydrogen; Isomerism; Kinetics; Proline; Protein Conformation; Protein Denaturation; Protein Folding; Ribonuclease T1; Temperature; Thermodynamics | 1999 |
Backbone dynamics of a short PU.1 ETS domain.
Topics: Amino Acid Motifs; Amino Acid Sequence; Conserved Sequence; Deuterium; Diffusion; DNA-Binding Proteins; Hydrogen; Kinetics; Models, Molecular; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Peptide Fragments; Protein Binding; Protein Folding; Protein Structure, Secondary; Proto-Oncogene Proteins; Protons; Solvents; Trans-Activators | 1999 |
Structure-activity relationships in the oxidation of para-substituted benzylamine analogues by recombinant human liver monoamine oxidase A.
Topics: Anaerobiosis; Animals; Benzylamines; Binding Sites; Catalysis; Cattle; Deuterium; Humans; Hydrogen; Kinetics; Liver; Monoamine Oxidase; Oxidation-Reduction; Protons; Recombinant Proteins; Spectrophotometry; Structure-Activity Relationship; Substrate Specificity; Titrimetry | 1999 |
The energetics of T4 lysozyme reveal a hierarchy of conformations.
Topics: Bacteriophage T4; Deuterium; Guanidine; Hydrogen; Kinetics; Models, Molecular; Muramidase; Protein Denaturation; Protein Folding; Protein Structure, Tertiary; Thermodynamics | 1999 |
Intrinsic helical propensities and stable secondary structure in a membrane-bound fragment (S4) of the shaker potassium channel.
Topics: Amino Acid Sequence; Circular Dichroism; Deuterium; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Kinetics; Lipid Bilayers; Liposomes; Methanol; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Peptide Fragments; Phosphatidylcholines; Phosphatidylglycerols; Potassium Channels; Protein Structure, Secondary; Protons; Shaker Superfamily of Potassium Channels | 1999 |
Assembly dynamics of the nucleocapsid shell subunit (P8) of bacteriophage phi6.
Topics: Bacteriophage phi 6; Circular Dichroism; Deuterium; Hydrogen; Nucleocapsid; Protein Conformation; Protein Structure, Secondary; Solubility; Spectrum Analysis, Raman | 1999 |
High resolution neutron fibre diffraction data on hydrogenated and deuterated cellulose.
Topics: Cellulose; Crystallography; Deuterium; Hydrogen; Materials Testing; Neutrons | 1999 |
Relationship between the native-state hydrogen exchange and the folding pathways of barnase.
Topics: Bacterial Proteins; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Folding; Protons; Ribonucleases; Thermodynamics | 1999 |
Unfolding dynamics of a beta-sheet protein studied by mass spectrometry.
Topics: Deuterium; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Mass Spectrometry; Models, Molecular; Protein Conformation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Receptors, Retinoic Acid; Solutions; Water | 1999 |
Structure and interaction of VacA of Helicobacter pylori with a lipid membrane.
Topics: Bacterial Proteins; Deuterium; Fluoresceins; Helicobacter pylori; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Lipid Bilayers; Liposomes; Phosphatidylcholines; Phospholipids; Protein Structure, Secondary; Protein Structure, Tertiary; Spectroscopy, Fourier Transform Infrared | 2000 |
Rate and equilibrium constants for protein unfolding and refolding determined by hydrogen exchange-mass spectrometry.
Topics: Animals; Chromatography, High Pressure Liquid; Deuterium; Fructose-Bisphosphate Aldolase; Hydrogen; In Vitro Techniques; Kinetics; Protein Denaturation; Protein Folding; Protein Structure, Tertiary; Proteins; Rabbits; Spectrometry, Mass, Electrospray Ionization; Thermodynamics; Urea | 1999 |
Observation of hydrogen-deuterium exchange of ubiquitin by direct analysis of electrospray capillary-skimmer dissociation with Fourier transform ion cyclotron resonance mass spectrometry.
Topics: Animals; Cattle; Deuterium; Fourier Analysis; Hydrogen; Magnetic Resonance Spectroscopy; Mass Spectrometry; Molecular Structure; Ubiquitins | 1999 |
NMR-Based amide hydrogen-deuterium exchange measurements for complex membrane proteins: development and critical evaluation.
Topics: Amides; Deuterium; Diacylglycerol Kinase; Escherichia coli; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Membrane Proteins | 2000 |
Electron-nuclear interactions in two prototypical [2Fe-2S] proteins: selective (chiral) deuteration and analysis of (1)H and (2)H NMR signals from the alpha and beta hydrogens of cysteinyl residues that ligate the iron in the active sites of human ferredo
Topics: Anabaena; Binding Sites; Carbon-Oxygen Lyases; Cysteine; Deuterium; Electrons; Escherichia coli; Ferredoxins; Humans; Hydrogen; Iron-Sulfur Proteins; Magnetic Resonance Spectroscopy; Models, Molecular; Plant Proteins; Protein Conformation; Recombinant Proteins | 2000 |
Enhanced gas-phase hydrogen-deuterium exchange of oligonucleotide and protein ions stored in an external multipole ion reservoir.
Topics: Deuterium; Fourier Analysis; Hydrogen; Ions; Mass Spectrometry; Oligonucleotides; Proteins | 2000 |
Structure of the influenza C virus CM2 protein transmembrane domain obtained by site-specific infrared dichroism and global molecular dynamics searching.
Topics: Deuterium; Gammainfluenzavirus; Hydrogen; Membrane Glycoproteins; Models, Molecular; Peptide Fragments; Protein Structure, Secondary; Spectroscopy, Fourier Transform Infrared; Viral Matrix Proteins; Viral Proteins | 2000 |
Identification of the sites of hydroxyl radical reaction with peptides by hydrogen/deuterium exchange: prevalence of reactions with the side chains.
Topics: Deuterium; Dithiothreitol; DNA Footprinting; Enkephalin, Leucine-2-Alanine; Hydrogen; Hydrogen Peroxide; Hydroxyl Radical; Iron; Leucine; Oligopeptides; Oxidation-Reduction; Peptide Fragments; Phenylalanine; Receptor, Serotonin, 5-HT2A; Receptors, Serotonin; Tyrosine | 2000 |
Probes of a role for remote binding interactions on hydrogen tunneling in the horse liver alcohol dehydrogenase reaction.
Topics: Alcohol Dehydrogenase; Amino Acid Substitution; Animals; Binding Sites; Deuterium; Horses; Hydrogen; Isoleucine; Kinetics; Liver; Mutagenesis, Site-Directed; Phenylalanine; Recombinant Proteins; Tritium; Tryptophan | 2000 |
Hydrogen exchange at the core of Escherichia coli alkaline phosphatase studied by room-temperature tryptophan phosphorescence.
Topics: Alkaline Phosphatase; Buffers; Deuterium; Escherichia coli; Hydrogen; Kinetics; Solutions; Spectrometry, Fluorescence; Temperature; Tryptophan; Water | 2000 |
Is folding of beta-lactoglobulin non-hierarchic? Intermediate with native-like beta-sheet and non-native alpha-helix.
Topics: Animals; Cattle; Circular Dichroism; Deuterium; Hydrogen; Kinetics; Lactoglobulins; Magnetic Resonance Spectroscopy; Models, Molecular; Pichia; Protein Folding; Protein Structure, Secondary | 2000 |
Effect of pressure on deuterium isotope effects of yeast alcohol dehydrogenase: evidence for mechanical models of catalysis.
Topics: Alcohol Dehydrogenase; Benzyl Alcohol; Catalysis; Deuterium; Discriminant Analysis; Enzyme Activation; Hydrogen; Linear Models; Models, Chemical; Pressure; Protein Structure, Tertiary; Saccharomyces cerevisiae; Software; Temperature | 2000 |
Probing the photoreaction mechanism of phytochrome through analysis of resonance Raman vibrational spectra of recombinant analogues.
Topics: Avena; Biliverdine; Deuterium; Ethylenes; Hydrogen; Light; Photochemistry; Phycobilins; Phycocyanin; Phytochrome; Plant Growth Regulators; Pyrroles; Recombinant Proteins; Spectrum Analysis, Raman; Tetrapyrroles | 2000 |
Thermal unfolding of an intermediate is associated with non-Arrhenius kinetics in the folding of hen lysozyme.
Topics: Allosteric Regulation; Animals; Chickens; Circular Dichroism; Deuterium; Disulfides; Enzyme Stability; Female; Fluorescence; Hydrogen; Kinetics; Mass Spectrometry; Muramidase; Protein Denaturation; Protein Folding; Protein Renaturation; Protein Structure, Tertiary; Temperature; Thermodynamics; Tryptophan | 2000 |
Preparation of hydrogen from water by reduction with lithium aluminium hydride for the analysis of delta(2)H by isotope ratio mass spectrometry.
Topics: Aluminum Compounds; Deuterium; Hydrogen; Lithium Compounds; Mass Spectrometry; Oxidation-Reduction; Reducing Agents; Reproducibility of Results; Seawater; Water | 2000 |
Electrospray ionization mass spectrometry as a tool to analyze hydrogen/deuterium exchange kinetics of transmembrane peptides in lipid bilayers.
Topics: Amino Acid Sequence; Deuterium; Hydrogen; Kinetics; Lipid Bilayers; Mass Spectrometry; Membrane Proteins; Molecular Sequence Data; Peptides | 2000 |
Enhanced visibility of hydrogen atoms by neutron crystallography on fully deuterated myoglobin.
Topics: Amino Acid Sequence; Base Sequence; Crystallography; Deuterium; Escherichia coli; Histidine; Hydrogen; Models, Molecular; Myoglobin; Protein Conformation; Recombinant Fusion Proteins | 2000 |
Direct evidence by H/D exchange and ESI-MS for transient unproductive domain interaction in the refolding of an antibody scFv fragment.
Topics: Deuterium; Hydrogen; Immunoglobulin Fragments; Immunoglobulin Variable Region; Kinetics; Mass Spectrometry; Proline; Protein Folding; Protein Structure, Tertiary; Spectrometry, Fluorescence; Stereoisomerism | 2000 |
Hydrogen-deuterium exchange signature of porcine cerebroside sulfate activator protein.
Topics: Animals; Circular Dichroism; Deuterium; Glycoproteins; Hydrogen; Hydrolysis; In Vitro Techniques; Kidney; Mass Spectrometry; Protein Conformation; Protein Denaturation; Protons; Saposins; Sphingolipid Activator Proteins; Sulfoglycosphingolipids; Swine | 2000 |
Hydrogen exchange monitored by MALDI-TOF mass spectrometry for rapid characterization of the stability and conformation of proteins.
Topics: Carboxypeptidases; Carboxypeptidases A; Catalytic Domain; Deuterium; Enzyme Precursors; Humans; Hydrogen; Mutagenesis, Site-Directed; Plant Proteins; Protease Inhibitors; Protein Conformation; Protein Folding; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2000 |
An innovative method for measuring hydrogen and deuterium: chemical reaction interface mass spectrometry with nitrogen reactant gas.
Topics: Chromatography, Gas; Chromatography, High Pressure Liquid; Deuterium; Hydrogen; Leucine; Mass Spectrometry; Neurotensin; Nitrogen | 2000 |
Biosynthetic origin of hydrogen atoms in the lipase inhibitor lipstatin.
Topics: Carbon Isotopes; Deuterium; Enzyme Inhibitors; Helianthus; Hydrogen; Lactones; Lipase; Lipid Metabolism; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Conformation; Plant Oils; Radioisotope Dilution Technique; Streptomyces; Sunflower Oil | 2000 |
A new technique to determine hydrogen excreted by gnotobiotic rats.
Topics: Animals; Clostridium perfringens; Colon; Colony Count, Microbial; Deuterium; Feces; Fermentation; Germ-Free Life; Hydrogen; Kinetics; Rats; Rats, Inbred Strains; Rats, Wistar | 2000 |
Mechanistic aspects of dihydrogen activation and transfer during asymmetric hydrogenation in supercritical carbon dioxide.
Topics: Carbon Dioxide; Catalysis; Chemistry; Deuterium; Hydrogen; Ligands; Magnetic Resonance Spectroscopy; Models, Chemical; Pressure; Rhodium; Solvents; Time Factors | 2000 |
Generation of hydrogen radicals for reactivity studies in Fourier transform ion cyclotron resonance mass spectrometry.
Topics: Bradykinin; Carbon; Cyclotrons; Deuterium; Fourier Analysis; Free Radicals; Fullerenes; Hydrogen; Mass Spectrometry; Peptides | 2000 |
Hydrogen/deuterium exchange using a coaxial sheath-flow interface for capillary electrophoresis/mass spectrometry.
Topics: Atenolol; Cimetidine; Deuterium; Electrophoresis, Capillary; Hydrogen; Mass Spectrometry; Molecular Structure; Propranolol | 2000 |
Molten globule structure of equine beta-lactoglobulin probed by hydrogen exchange.
Topics: Amides; Amino Acid Sequence; Animals; Cattle; Circular Dichroism; Deuterium; Horses; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Lactoglobulins; Models, Molecular; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Protein Folding; Protein Structure, Secondary; Protons; Recombinant Proteins | 2000 |
Conformational characterization of a helix-nucleated bicyclic GCN4 decapeptide by proton NMR.
Topics: Amino Acid Sequence; Circular Dichroism; Deuterium; DNA; DNA-Binding Proteins; Fungal Proteins; Hydrogen; Ligands; Magnetic Resonance Spectroscopy; Models, Chemical; Models, Molecular; Molecular Sequence Data; Peptide Biosynthesis; Protein Binding; Protein Conformation; Protein Kinases; Protein Structure, Secondary; Protons; Saccharomyces cerevisiae Proteins | 2000 |
Characterization of intermolecular beta-sheet peptides by mass spectrometry and hydrogen isotope exchange.
Topics: Algorithms; Amino Acid Sequence; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Molecular Sequence Data; Peptides; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2000 |
Deuterium in the Galactic Centre as a result of recent infall of low-metallicity gas.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Extraterrestrial Environment; Hydrogen | 2000 |
Ca2+-assisted, direct hydride transfer, and rate-determining tautomerization of C5-reduced PQQ to PQQH2, in the oxidation of beta-D-glucose by soluble, quinoprotein glucose dehydrogenase.
Topics: Acinetobacter calcoaceticus; Barium; Calcium; Carbon; Catalysis; Coenzymes; Deuterium; Dimerization; Electron Transport; Glucose; Glucose Dehydrogenases; Holoenzymes; Hydrogen; Isomerism; Kinetics; Oxidation-Reduction; PQQ Cofactor; Quinolines; Solubility; Spectrometry, Fluorescence; Substrate Specificity | 2000 |
Folding of a three-stranded coiled coil.
Topics: Amides; Amino Acid Sequence; Circular Dichroism; Deuterium; Dimerization; Fluorometry; Hydrogen; Leucine Zippers; Molecular Sequence Data; Peptides; Protein Folding | 2000 |
Asp338 controls hydride transfer in Escherichia coli IMP dehydrogenase.
Topics: Alkylation; Aspartic Acid; Catalysis; Catalytic Domain; Deuterium; Escherichia coli; Hydrogen; IMP Dehydrogenase; Inosine Monophosphate; Kinetics; Models, Chemical; Mutation | 2000 |
Identification and characterization of an equilibrium intermediate in the unfolding pathway of an all beta-barrel protein.
Topics: Anilino Naphthalenesulfonates; Chromatography; Densitometry; Deuterium; Dose-Response Relationship, Drug; Electrophoresis, Polyacrylamide Gel; Fibroblast Growth Factor 1; Fibroblast Growth Factor 2; Fluorescent Dyes; Guanidine; Heparin; Humans; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Models, Molecular; Protein Binding; Protein Conformation; Protein Folding; Protein Structure, Secondary; Spectrometry, Fluorescence; Time Factors; Urea | 2000 |
Measuring enzyme motility in organic media using novel H-D exchange methodology.
Topics: Air; Bacillus; Biotechnology; Deuterium; Enzymes; Freeze Drying; Hexanes; Hydrogen; In Vitro Techniques; Magnetic Resonance Spectroscopy; Protein Conformation; Solvents; Subtilisins | 2000 |
Structure of an active water molecule in the water-oxidizing complex of photosystem II as studied by FTIR spectroscopy.
Topics: Cyanobacteria; Deuterium; Hydrogen; Hydrogen Bonding; Manganese; Oxidation-Reduction; Oxygen Isotopes; Photolysis; Photosynthetic Reaction Center Complex Proteins; Spectroscopy, Fourier Transform Infrared; Vibration; Water | 2000 |
Isotope effects in the transient phases of the reaction catalyzed by ethanolamine ammonia-lyase: determination of the number of exchangeable hydrogens in the enzyme-cofactor complex.
Topics: Catalysis; Cobamides; Coenzymes; Deuterium; Electron Transport; Ethanolamine Ammonia-Lyase; Hydrogen; Kinetics; Models, Chemical; Spectrophotometry; Substrate Specificity; Tritium | 2000 |
Dissecting the hydrogen exchange properties of insulin under amyloid fibril forming conditions: a site-specific investigation by mass spectrometry.
Topics: Amino Acid Sequence; Animals; Cattle; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Insulin; Kinetics; Models, Molecular; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Pepsin A; Peptide Fragments; Plaque, Amyloid; Protein Folding; Protein Footprinting; Protein Structure, Quaternary; Protein Structure, Secondary; Solutions; Spectrometry, Mass, Electrospray Ionization | 2000 |
Characterization of the hydrogen-deuterium exchange activities of the energy-transducing HupSL hydrogenase and H(2)-signaling HupUV hydrogenase in Rhodobacter capsulatus.
Topics: Acetylene; Bacterial Proteins; Deuterium; DNA-Binding Proteins; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Membrane Proteins; Multigene Family; Mutation; Oxidoreductases; Oxygen; Proteins; Rhodobacter capsulatus | 2000 |
Solar wind record on the moon: deciphering presolar from planetary nitrogen.
Topics: Argon; Deuterium; Extraterrestrial Environment; Hydrogen; Isotopes; Moon; Nitrogen; Nitrogen Isotopes; Solar System | 2000 |
The asparagine-stabilized beta-turn of apamin: contribution to structural stability from dynamics simulation and amide hydrogen exchange analysis.
Topics: Amides; Amino Acid Sequence; Amino Acid Substitution; Animals; Apamin; Asparagine; Cysteine; Deuterium; Disulfides; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Oxidation-Reduction; Peptides; Protein Conformation; Protein Structure, Secondary; Thermodynamics | 2000 |
Electron spin echo study of long-lived radicals which cause mutation in gamma-ray irradiated mammalian cells.
Topics: Albumins; Animals; Cell Line; Cricetinae; Deuterium; Electron Spin Resonance Spectroscopy; Free Radicals; Gamma Rays; Hydrogen; Mesocricetus; Mutation | 2000 |
An amino acid code for protein folding.
Topics: Amino Acids; Cytochrome c Group; Deuterium; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Kinetics; Models, Molecular; Protein Folding; Protein Structure, Secondary; Protein Structure, Tertiary; Proteins; Thermodynamics | 2001 |
Thermal unfolding of a llama antibody fragment: a two-state reversible process.
Topics: Amides; Animals; Camelids, New World; Chorionic Gonadotropin; Circular Dichroism; Deuterium; Hot Temperature; Humans; Hydrogen; Immunoglobulin Heavy Chains; Immunoglobulin Variable Region; Mass Spectrometry; Nuclear Magnetic Resonance, Biomolecular; Protein Denaturation; Protein Folding; Recombinant Proteins; Thermodynamics | 2001 |
The excluding effects of sucrose on a protein chemical degradation pathway: methionine oxidation in subtilisin.
Topics: Borates; Deuterium; Electron Spin Resonance Spectroscopy; Free Radical Scavengers; Hydrogen; Methionine; Oxidation-Reduction; Protein Conformation; Subtilisin; Sucrose; Viscosity | 2000 |
A kinetic folding intermediate probed by native state hydrogen exchange.
Topics: Animals; CD2 Antigens; Deuterium; Fluorescence; Guanidine; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Protein Denaturation; Protein Folding; Protein Renaturation; Protein Structure, Tertiary; Rats; Thermodynamics | 2001 |
Pre-global surveyor evidence for Martian ground water.
Topics: Deuterium; Hydrogen; Mars; Space Flight; Water | 2001 |
Characterization of subunit structural changes accompanying assembly of the bacteriophage P22 procapsid.
Topics: Amides; Bacteriophage P22; Capsid; Capsid Proteins; Deuterium; Hydrogen; Peptide Fragments; Protein Conformation; Protein Folding; Protein Precursors; Protein Structure, Secondary; Protein Structure, Tertiary; Scattering, Radiation; Spectrum Analysis, Raman; Thermodynamics; Virus Assembly; X-Rays | 2001 |
Intestinal fatty acid binding protein: the folding mechanism as determined by NMR studies.
Topics: Animals; Carrier Proteins; Deuterium; Dose-Response Relationship, Drug; Fatty Acid-Binding Protein 7; Fatty Acid-Binding Proteins; Fatty Acids; Hydrogen; Hydrogen Bonding; Intestinal Mucosa; Neoplasm Proteins; Nerve Tissue Proteins; Nuclear Magnetic Resonance, Biomolecular; Protein Denaturation; Protein Folding; Protein Renaturation; Protein Structure, Secondary; Rats; Spectrometry, Fluorescence; Urea | 2001 |
Fragmentation mechanisms of oligodeoxynucleotides studied by H/D exchange and electrospray ionization tandem mass spectrometry.
Topics: Deuterium; Hydrogen; Oligonucleotides; Spectrometry, Mass, Electrospray Ionization | 2001 |
An estimation of the size of the water cluster present at the cleavage site of the water splitting enzyme.
Topics: Algorithms; Binomial Distribution; Catalytic Domain; Deuterium; Diffusion; Hydrogen; Mass Spectrometry; Nicotiana; Oxidoreductases; Oxygen Isotopes; Photosynthetic Reaction Center Complex Proteins; Photosystem II Protein Complex; Plants, Toxic; Temperature; Thylakoids; Water | 2001 |
Complete 1H, 13C and 15N backbone assignments for the hepatitis A virus 3C protease.
Topics: 3C Viral Proteases; Carbon Isotopes; Cysteine Endopeptidases; Deuterium; Hepatovirus; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Nitrogen Isotopes; Recombinant Proteins; Viral Proteins | 2001 |
An NMR-based quenched hydrogen exchange investigation of model amyloid fibrils formed by cold shock protein A.
Topics: Amyloid; Carrier Proteins; CCAAT-Enhancer-Binding Proteins; Deuterium; DNA-Binding Proteins; Heat-Shock Proteins; Humans; Hydrogen; Macromolecular Substances; Magnetic Resonance Spectroscopy; Models, Chemical; Protein Conformation | 2001 |
Kinetics of unfolding and folding from amide hydrogen exchange in native ubiquitin.
Topics: Deuterium; Guanidine; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Protein Denaturation; Protein Folding; Thermodynamics; Ubiquitins | 2001 |
Structural characterization of protein kinase A as a function of nucleotide binding. Hydrogen-deuterium exchange studies using matrix-assisted laser desorption ionization-time of flight mass spectrometry detection.
Topics: Adenosine Diphosphate; Animals; Binding Sites; Catalysis; Cyclic AMP-Dependent Protein Kinases; Deuterium; Enzyme Activation; Escherichia coli; Glycine; Hydrogen; Kinetics; Mice; Models, Molecular; Nucleotides; Protein Binding; Protein Conformation; Protein Isoforms; Protein Structure, Secondary; Protein Structure, Tertiary; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Time Factors | 2001 |
Gas-phase hydrogen/deuterium exchange of positively charged mononucleotides by use of Fourier-transform ion cyclotron resonance mass spectrometry.
Topics: Cyclotrons; Deuterium; Fourier Analysis; Hydrogen; Kinetics; Models, Molecular; Nucleotides; Pyrimidines; Spectrometry, Mass, Electrospray Ionization; Thermodynamics | 2001 |
Inter- and intra-molecular migration of peptide amide hydrogens during electrospray ionization.
Topics: Algorithms; Amides; Aspartic Acid; Deuterium; Fourier Analysis; Hydrogen; Oligopeptides; Phenylalanine; Spectrometry, Mass, Electrospray Ionization; Tyrosine | 2001 |
Probes of hydrogen tunneling with horse liver alcohol dehydrogenase at subzero temperatures.
Topics: Acetonitriles; Alcohol Dehydrogenase; Amino Acid Substitution; Animals; Binding, Competitive; Deuterium; Dimethyl Sulfoxide; Dimethylformamide; Ethylene Glycol; Freezing; Horses; Hydrogen; Kinetics; Liver; Methanol; Phenylalanine; Propranolol; Protons; Solvents; Tryptophan | 2001 |
Anabaena apoflavodoxin hydrogen exchange: on the stable exchange core of the alpha/beta(21345) flavodoxin-like family.
Topics: Amino Acid Sequence; Anabaena; Apoproteins; Consensus Sequence; Cyanobacteria; Deuterium; Flavodoxin; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Kinetics; Models, Molecular; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Proteins; Radioisotopes; Sequence Alignment | 2001 |
Differences in the pathways for unfolding and hydrogen exchange among mutants of Escherichia coli alkaline phosphatase.
Topics: Alkaline Phosphatase; Bacterial Proteins; Deuterium; Escherichia coli; Guanidine; Hydrogen; Hydrogen Bonding; Kinetics; Luminescent Measurements; Models, Molecular; Mutagenesis, Site-Directed; Protein Conformation; Protein Denaturation; Protein Folding; Recombinant Fusion Proteins; Thermodynamics; Tryptophan | 2001 |
Assignment of the 1511 cm(-1) UV resonance Raman marker band of hemoglobin to tryptophan.
Topics: Adult; Deuterium; Hemoglobins; Humans; Hydrogen; In Vitro Techniques; Nitrogen; Spectrum Analysis, Raman; Tryptophan | 2001 |
Kinetics of conformational fluctuations by EX1 hydrogen exchange in native proteins.
Topics: Amides; Deuterium; Hydrogen; Kinetics; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation | 2001 |
Thermostability of endo-1,4-beta-xylanase II from Trichoderma reesei studied by electrospray ionization Fourier-transform ion cyclotron resonance MS, hydrogen/deuterium-exchange reactions and dynamic light scattering.
Topics: Deuterium; Endo-1,4-beta Xylanases; Enzyme Stability; Fourier Analysis; Hot Temperature; Hydrogen; Light; Models, Molecular; Protein Conformation; Scattering, Radiation; Spectrometry, Mass, Electrospray Ionization; Trichoderma; Xylosidases | 2001 |
Using solution phase hydrogen/deuterium (H/D) exchange to determine the origin of non-covalent complexes observed by electrospray ionization mass spectrometry: in solution or in vacuo?
Topics: Algorithms; Antineoplastic Agents; Deuterium; Doxorubicin; Etoposide; Hydrogen; Molecular Weight; Paclitaxel; Spectrometry, Mass, Electrospray Ionization | 2001 |
Origin of apparent fast and non-exponential kinetics of lysozyme folding measured in pulsed hydrogen exchange experiments.
Topics: Amides; Animals; Computer Simulation; Deuterium; Guanidine; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Muramidase; Protein Denaturation; Protein Folding; Protein Renaturation; Protein Structure, Secondary; Protein Structure, Tertiary; Protons; Solvents; Spectrometry, Mass, Electrospray Ionization | 2001 |
Deuterium/hydrogen isotope ratio measurement of water and organic samples by continuous-flow isotope ratio mass spectrometry using chromium as the reducing agent in an elemental analyser.
Topics: Algorithms; Alkanes; Calcium; Chromium; Deuterium; Esters; Formates; Helium; Hydrogen; Isotopes; Mass Spectrometry; Water | 2001 |
Hydrogen isotope analysis of natural abundance and deuterium-enriched waters by reduction over chromium on-line to a dynamic dual inlet isotope-ratio mass spectrometer.
Topics: Chromium; Deuterium; Environmental Monitoring; Hydrogen; Isotopes; Mass Spectrometry; Oxidation-Reduction; Water | 2001 |
Measurements of protein stability by H/D exchange and matrix-assisted laser desorption/ionization mass spectrometry using picomoles of material.
Topics: Deuterium; Enzyme Stability; Hydrogen; Microchemistry; Proteins; Ribonuclease, Pancreatic; Sensitivity and Specificity; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Thermodynamics | 2001 |
TROSY NMR with partially deuterated proteins.
Topics: Anisotropy; Bacillus subtilis; Carbon Isotopes; Chorismate Mutase; Deuterium; Hydrogen; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Proteins | 2001 |
Isotope geochemistry. The origin of water on earth.
Topics: Astronomical Phenomena; Astronomy; Atmosphere; Deuterium; Earth, Planet; Evolution, Planetary; Hydrogen; Mars; Meteoroids; Silicates; Water | 2001 |
The D/H ratio and the evolution of water in the terrestrial planets.
Topics: Atmosphere; Deuterium; Earth, Planet; Evolution, Planetary; Extraterrestrial Environment; Hydrogen; Mars; Spectrum Analysis; Venus; Water | 1993 |
Isotopic characteristics of simulated meteoritic organic matter: 1--Kerogen-like material.
Topics: Carbon; Carbon Isotopes; Deuterium; Hydrocarbons; Hydrogen; Meteoroids; Temperature | 1989 |
Organic sulfur compounds resulting from the interaction of iron sulfide, hydrogen sulfide and carbon dioxide in an anaerobic aqueous environment.
Topics: Anaerobiosis; Carbon Dioxide; Deuterium; Earth, Planet; Evolution, Chemical; Ferrous Compounds; Hot Temperature; Hydrochloric Acid; Hydrogen; Hydrogen Sulfide; Hydrogen-Ion Concentration; Sulfhydryl Compounds; Time Factors; Water | 1996 |
Isotopic composition of hydrogen in insoluble organic matter from cherts.
Topics: Deuterium; Hydrochloric Acid; Hydrofluoric Acid; Hydrogen; Isotopes; Paleontology; Quartz; Temperature | 1991 |
Fractionation of hydrogen and deuterium on Venus due to collisional ejection.
Topics: Atmosphere; Computer Simulation; Deuterium; Extraterrestrial Environment; Hydrogen; Models, Chemical; Monte Carlo Method; Oxygen; Venus | 1993 |
Impact-induced devolatilization and hydrogen isotopic fractionation of serpentine: implications for planetary accretion.
Topics: Asbestos, Serpentine; Deuterium; Earth, Planet; Gases; Geology; Hydrogen; Isotopes; Planets; Solar System; Temperature; Volatilization; Water | 1990 |
How primitive are the gases in Titan's atmosphere?
Topics: Argon; Atmosphere; Carbon; Deuterium; Evolution, Planetary; Extraterrestrial Environment; Gases; Hydrogen; Ice; Methane; Nitrogen; Saturn | 1987 |
Kinetic isotopic fractionation and the origin of HDO and CH3D in the Solar System.
Topics: Atmosphere; Deuterium; Extraterrestrial Environment; Hydrogen; Hydroxyl Radical; Isotopes; Models, Chemical; Photochemistry; Photolysis; Planets; Solar System; Water | 1988 |
Deuterium on Venus: observations from Earth.
Topics: Atmosphere; Carbon Dioxide; Deuterium; Extraterrestrial Environment; Hydrogen; Models, Theoretical; Spectrophotometry, Ultraviolet; Venus; Water | 1991 |
Deuterium enrichment in the primitive ices of the protosolar nebula.
Topics: Atmosphere; Deuterium; Extraterrestrial Environment; Hydrogen; Ice; Methane; Models, Chemical; Neptune; Solar System; Uranus | 1990 |
Calculations of ion-molecule deuterium fractionation reactions involving HD.
Topics: Astronomy; Deuterium; Extraterrestrial Environment; Hydrogen; Ion Exchange; Models, Chemical; Models, Molecular; Solar System; Temperature | 1992 |
Insoluble organic material of the Orgueil carbonaceous chondrite and the unidentified infrared bands.
Topics: Carbon; Carbon Isotopes; Chemical Phenomena; Chemistry; Deuterium; Dust; Extraterrestrial Environment; Hydrochloric Acid; Hydrofluoric Acid; Hydrogen; Meteoroids; Polycyclic Aromatic Hydrocarbons; Spectroscopy, Fourier Transform Infrared; Spectrum Analysis; Spectrum Analysis, Raman | 1988 |
The possible formation of a hydrogen coma around comets at large heliocentric distances.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Dust; Extraterrestrial Environment; Hydrogen; Ice; Meteoroids; Models, Theoretical; Neon; Temperature; Water | 1988 |
Mass fractionation of noble gases in diffusion-limited hydrodynamic hydrogen escape.
Topics: Argon; Atmosphere; Carbon Dioxide; Chemical Fractionation; Deuterium; Extraterrestrial Environment; Hydrogen; Mars; Models, Chemical; Neon; Nitrogen; Noble Gases | 1990 |
HDO in the Martian atmosphere: implications for the abundance of crustal water.
Topics: Atmosphere; Deuterium; Extraterrestrial Environment; Geological Phenomena; Geology; Hydrogen; Mars; Models, Chemical; Photochemistry; Spacecraft; Water | 1988 |
Hydrogen and deuterium loss from the terrestrial atmosphere: a quantitative assessment of nonthermal escape fluxes.
Topics: Atmosphere; Deuterium; Earth, Planet; Hydrogen; Models, Chemical; Oxygen; Photochemistry; Protons; Temperature | 1989 |
Titan's atmosphere composition: certainties and speculations.
Topics: Argon; Atmosphere; Deuterium; Extraterrestrial Environment; Gases; Hydrogen; Methane; Nitrogen; Saturn; Space Flight; Temperature | 1995 |
Interstellar water in meteorites?
Topics: Carbon; Deuterium; Extraterrestrial Environment; Hydrogen; Ice; Isotopes; Meteoroids; Models, Molecular; Potassium; Silicon; Water | 1995 |
The search for other planets: clues from the solar system.
Topics: Astronomical Phenomena; Astronomy; Atmosphere; Carbon Dioxide; Cosmic Dust; Deuterium; Evolution, Planetary; Extraterrestrial Environment; Helium; Hydrogen; Meteoroids; Minor Planets; Nitrogen; Noble Gases; Planets; Solar System; Water | 1994 |
Molecular and isotopic analyses of the hydroxy acids, dicarboxylic acids, and hydroxicarboxylic acids of the Murchison meteorite.
Topics: Carbon Isotopes; Deuterium; Dicarboxylic Acids; Gas Chromatography-Mass Spectrometry; Hydrogen; Hydroxy Acids; Isotopes; Meteoroids; Organosilicon Compounds | 1993 |
Deuterium exchange during acid-demineralisation.
Topics: Astronomical Phenomena; Astronomy; Deuterium; Geological Phenomena; Geology; Hydrogen; Isotopes; Meteoroids; Water | 1988 |
Influence of Murchison or Allende minerals on hydrogen-deuterium exchange of amino acids.
Topics: Acetaldehyde; Acetone; Amino Acids; Deuterium; Deuterium Oxide; Formaldehyde; Hydrogen; Hydrogen-Ion Concentration; Isotopes; Meteoroids; Temperature | 1995 |
Plasma processing of interstellar PAHs into solar system kerogen.
Topics: Alkanes; Cosmic Dust; Deuterium; Electrodes; Evolution, Chemical; Extraterrestrial Environment; Gas Chromatography-Mass Spectrometry; Hydrogen; Hydrogen Bonding; Hydrogenation; Meteoroids; Naphthalenes; Polycyclic Aromatic Hydrocarbons; Solar System; Spectrophotometry, Infrared | 1995 |
Deuterium in the outer Solar System: evidence for two distinct reservoirs.
Topics: Atmosphere; Deuterium; Extraterrestrial Environment; Hydrocarbons; Hydrogen; Jupiter; Methane; Saturn; Solar System; Temperature; Uranus | 1986 |
Unusual stable isotope ratios in amino acid and carboxylic acid extracts from the Murchison meteorite.
Topics: Amino Acids; Carbon; Carbon Isotopes; Carboxylic Acids; Deuterium; Evolution, Chemical; Hydrogen; Hydrogen-Ion Concentration; Isotopes; Meteoroids; Nitrogen; Nitrogen Isotopes; Origin of Life; Temperature | 1987 |
Hot hydrogen atom reactions moderated by H2 and He.
Topics: Ammonia; Atmosphere; Deuterium; Elementary Particle Interactions; Helium; Hot Temperature; Hydrogen; Mass Spectrometry; Methane; Models, Chemical; Photolysis; Planets | 1986 |
Isotopic characterisation of kerogen-like material in the Murchison carbonaceous chondrite.
Topics: Carbon; Carbon Isotopes; Deuterium; Evolution, Chemical; Geological Phenomena; Geology; Hydrogen; Isotopes; Meteoroids; Nitrogen; Nitrogen Isotopes; Origin of Life; Polycyclic Aromatic Hydrocarbons; Tritium | 1987 |
Irradiated interplanetary dust particles as a possible solution for the deuterium/hydrogen paradox of Earth's oceans.
Topics: Cosmic Dust; Deuterium; Earth, Planet; Evolution, Planetary; Hydrogen; Meteoroids; Oceans and Seas; Seawater; Solar Activity | 1999 |
Water on Mars: isotopic constraints on exchange between the atmosphere and surface.
Topics: Atmosphere; Chemical Fractionation; Deuterium; Evolution, Planetary; Exobiology; Extraterrestrial Environment; Hydrogen; Ice; Mars; Models, Chemical; Water | 1999 |
Photo-induced fractionation of water isotopomers in the Martian atmosphere.
Topics: Atmosphere; Chemical Fractionation; Deuterium; Evolution, Planetary; Exobiology; Extraterrestrial Environment; Hydrogen; Light; Mars; Models, Chemical; Photolysis; Synchrotrons; Water | 1999 |
Deuterium enrichment of polycyclic aromatic hydrocarbons by photochemically induced exchange with deuterium-rich cosmic ices.
Topics: Deuterium; Exobiology; Extraterrestrial Environment; Hydrogen; Ice; Meteoroids; Photochemistry; Photolysis; Polycyclic Aromatic Hydrocarbons; Polycyclic Compounds; Ultraviolet Rays | 2000 |
An integrated (2)H and (13)C NMR study of gluconeogenesis and TCA cycle flux in humans.
Topics: Acetaminophen; Adult; Blood Glucose; Carbon Isotopes; Citric Acid Cycle; Deuterium; Female; Gluconeogenesis; Glucose; Glutamine; Humans; Hydrogen; Kinetics; Liver; Liver Glycogen; Magnetic Resonance Spectroscopy; Male; Models, Biological; Phosphoenolpyruvate; Propionates; Reference Values; Time Factors; Water | 2001 |
Use of on-line hydrogen/deuterium exchange to facilitate metabolite identification.
Topics: Amides; Biotransformation; Chromatography, High Pressure Liquid; Deuterium; Deuterium Oxide; Gas Chromatography-Mass Spectrometry; Glucosides; Glucuronidase; Glucuronides; Hydrogen; Indicators and Reagents; Mass Spectrometry; Sulfones; Sulfoxides; Water | 2001 |
H/D exchange reactions in dinuclear iron thiolates as activity assay models of Fe-H2ase.
Topics: Bacterial Proteins; Deuterium; Hydrogen; Hydrogenase; Iron-Sulfur Proteins; Sulfhydryl Compounds | 2001 |
Site-specific amide hydrogen/deuterium exchange in E. coli thioredoxins measured by electrospray ionization mass spectrometry.
Topics: Amino Acid Sequence; Binding Sites; Deuterium; Escherichia coli; Hydrogen; Kinetics; Molecular Sequence Data; Oxidation-Reduction; Protein Conformation; Spectrometry, Mass, Electrospray Ionization; Substrate Specificity; Thioredoxins | 2001 |
Theoretical evaluation of the hydrogen kinetic isotope effect on the first step of the methylmalonyl-CoA mutase reaction.
Topics: Deuterium; Hydrogen; Hydrogen Bonding; Kinetics; Methylmalonyl-CoA Mutase; Models, Chemical; Thermodynamics; Tritium | 2001 |
Characterization of hydride transfer to flavin adenine dinucleotide in neuronal nitric oxide synthase reductase domain: geometric relationship between the nicotinamide and isoalloxazine rings.
Topics: Animals; Catalysis; Deuterium; Flavin-Adenine Dinucleotide; Flavins; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Conformation; Molecular Structure; NADP; Niacinamide; Nitric Oxide; Nitric Oxide Synthase; Nitric Oxide Synthase Type I; Osmolar Concentration; Protein Structure, Tertiary; Rats; Substrate Specificity | 2001 |
Determination of the enrichment of the hydrogen bound to carbon 5 of glucose on 2H2O administration.
Topics: Carbon; Deuterium; Formaldehyde; Gluconeogenesis; Glucose; Hydrogen; Methenamine; Water; Xylose | 2001 |
Hydride transfer in liver alcohol dehydrogenase: quantum dynamics, kinetic isotope effects, and role of enzyme motion.
Topics: Alcohol Dehydrogenase; Binding Sites; Deuterium; Hydrogen; Kinetics; Liver; Models, Molecular; NAD; Protein Conformation; Quantum Theory; Thermodynamics; Tritium | 2001 |
NMR structure of Desulfovibrio gigas rubredoxin: a model for studying protein stabilization by compatible solutes.
Topics: Amides; Amino Acid Sequence; Desulfovibrio; Deuterium; Drug Stability; Hydrogen; Models, Molecular; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Rubredoxins; Solutions; Temperature; Thermodynamics | 2001 |
Low-frequency vibrational modes in proteins: a neutron scattering investigation.
Topics: Biophysical Phenomena; Biophysics; Deuterium; Escherichia coli; Hydrogen; Hydrogen Bonding; Isotopes; Neutrons; Plastocyanin; Protein Conformation; Proteins; Scattering, Radiation | 2001 |
Automatic analysis of hydrogen/deuterium exchange mass spectra of peptides and proteins using calculations of isotopic distributions.
Topics: Algorithms; Autoanalysis; Computers; Deuterium; Hydrogen; Mass Spectrometry; Myoglobin; Peptide Fragments; Peptides; Proteins; Spectrometry, Mass, Electrospray Ionization; Substance P | 2001 |
Hydrogen-deuterium exchange at non-labile sites: a new reaction facet with broad implications for structural and dynamic determinations.
Topics: Carboxylic Acids; Deuterium; Hydrogen; Quaternary Ammonium Compounds; Spectrometry, Mass, Electrospray Ionization | 2001 |
Intramolecular interactions in chemically modified Escherichia coli thioredoxin monitored by hydrogen/deuterium exchange and electrospray ionization mass spectrometry.
Topics: Alkylation; Chromatography, High Pressure Liquid; Cysteine; Deuterium; Escherichia coli; Glutathione; Hydrogen; Kinetics; Oxidation-Reduction; Peptide Fragments; Protein Conformation; Spectrometry, Mass, Electrospray Ionization; Substrate Specificity; Thioredoxins | 2001 |
Structure of melittin bound to phospholipid micelles studied using hydrogen-deuterium exchange and electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry.
Topics: Animals; Bees; Cyclotrons; Deuterium; Fourier Analysis; Hydrogen; Melitten; Micelles; Phospholipids; Protein Conformation; Spectrometry, Mass, Electrospray Ionization | 2001 |
Studies on the mechanism of metal-catalyzed hydrogen transfer from alcohols to ketones.
Topics: Alcohols; Catalysis; Chemistry, Pharmaceutical; Deuterium; Hydrogen; Ketones; Oxidation-Reduction; Transition Elements | 2001 |
A ruthenium(II) tris(bipyridyl) amino acid: synthesis and direct incorporation into an alpha-helical peptide by solid-phase synthesis.
Topics: 2,2'-Dipyridyl; Alanine; Algorithms; Amino Acid Sequence; Amino Acids; Catalysis; Circular Dichroism; Deuterium; Histidine; Hydrogen; Lysine; Molecular Structure; Nuclear Magnetic Resonance, Biomolecular; Organometallic Compounds; Peptides; Ruthenium; Spectrometry, Fluorescence; Spectrophotometry, Ultraviolet; Temperature; Time Factors | 2002 |
pH and urea dependence of amide hydrogen-deuterium exchange rates in the beta-trefoil protein hisactophilin.
Topics: Amides; Carrier Proteins; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Microfilament Proteins; Models, Molecular; Protein Conformation; Protein Denaturation; Protozoan Proteins; Urea | 2002 |
Characterization of transient protein folding intermediates during myoglobin reconstitution by time-resolved electrospray mass spectrometry with on-line isotopic pulse labeling.
Topics: Animals; Deuterium; Heme; Horses; Hydrogen; Hydrogen Bonding; In Vitro Techniques; Mass Spectrometry; Myoglobin; Protein Conformation; Protein Folding; Spectrometry, Mass, Electrospray Ionization | 2002 |
Solution structure and backbone dynamics of an engineered arginine-rich subdomain 2 of the hepatitis C virus NS3 RNA helicase.
Topics: Amino Acid Motifs; Arginine; Deuterium; Hepacivirus; Hydrogen; Kinetics; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Peptide Fragments; Pliability; Protein Engineering; Protein Structure, Secondary; Protein Structure, Tertiary; RNA Helicases; Solutions; Structure-Activity Relationship; Viral Nonstructural Proteins | 2001 |
Fourier transform infrared spectroscopy of calcium-binding proteins.
Topics: Calcium-Binding Proteins; Deuterium; Equipment Design; Hydrogen; Solubility; Spectroscopy, Fourier Transform Infrared | 2002 |
Hydrogen/deuterium exchange for higher specificity of protein identification by peptide mass fingerprinting.
Topics: Amino Acid Sequence; Animals; Cattle; Deuterium; Hydrogen; Molecular Sequence Data; Peptide Mapping; Peptides; Sensitivity and Specificity; Serum Albumin; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2002 |
Polarization IR spectra of hydrogen bonded pyrazole crystals: self-organization effects in proton and deuteron mixture systems. Long-range H/D isotopic effects.
Topics: Crystallization; Deuterium; Hydrogen; Hydrogen Bonding; Isotopes; Models, Chemical; Pyrazoles; Spectrophotometry, Infrared; Temperature | 2002 |
Thermodynamic stability measurements on multimeric proteins using a new H/D exchange- and matrix-assisted laser desorption/ionization (MALDI) mass spectrometry-based method.
Topics: Bacterial Proteins; Deuterium; DNA-Binding Proteins; Enzyme Stability; Hydrogen; Isomerases; Microchemistry; Protein Conformation; Protein Folding; Protein Kinases; Repressor Proteins; Saccharomyces cerevisiae Proteins; Sensitivity and Specificity; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Thermodynamics; Viral Proteins; Viral Regulatory and Accessory Proteins | 2002 |
Deuterium/hydrogen exchange factors measured by solution nuclear magnetic resonance spectroscopy as indicators of the structure and topology of membrane proteins.
Topics: Antimicrobial Cationic Peptides; Biophysical Phenomena; Biophysics; Cell Membrane; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Lipid Bilayers; Magainins; Magnetic Resonance Spectroscopy; Micelles; Models, Biological; Spectrophotometry; Thermodynamics; Time Factors; Xenopus Proteins | 2002 |
Investigating structural changes induced by nucleotide binding to RecA using difference FTIR.
Topics: Adenosine Diphosphate; Adenosine Triphosphate; Deuterium; Dose-Response Relationship, Drug; Hydrogen; Hydrolysis; Nucleotides; Protein Binding; Protein Conformation; Protein Structure, Secondary; Rec A Recombinases; Spectrometry, Fluorescence; Spectrophotometry, Infrared; Spectroscopy, Fourier Transform Infrared; Time Factors; Water | 2002 |
Boundary conditions for the Swain-Schaad relationship as a criterion for hydrogen tunneling.
Topics: Alcohol Dehydrogenase; Animals; Deuterium; Humans; Hydrogen; Kinetics; Liver; Models, Chemical; Models, Molecular; Protein Conformation; Quantum Theory; Saccharomyces cerevisiae; Thermodynamics; Tritium | 2002 |
Temperature-dependent isotope effects in soybean lipoxygenase-1: correlating hydrogen tunneling with protein dynamics.
Topics: Binding Sites; Catalysis; Computer Simulation; Deuterium; Glycine max; Hydrogen; Kinetics; Lipoxygenase; Models, Molecular; Mutagenesis; Protein Conformation; Temperature; Thermodynamics | 2002 |
pH dependence of the hydrogen exchange in the SH3 domain of alpha-spectrin.
Topics: Deuterium; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Models, Molecular; Protein Conformation; Protein Folding; Spectrin; src Homology Domains; Thermodynamics | 2002 |
Involvement of NADPH in the cyclization reaction of carotenoid biosynthesis.
Topics: Allosteric Regulation; beta Carotene; Carotenoids; Chromatography, High Pressure Liquid; Cyclization; Deuterium; Deuterium Oxide; Hydrogen; Intramolecular Lyases; Lycopene; Mass Spectrometry; NADP; Water | 2002 |
Temperature adaptation in Gillichthys (Teleost: Gobiidae) A(4)-lactate dehydrogenases: identical primary structures produce subtly different conformations.
Topics: Adaptation, Physiological; Animals; Circular Dichroism; Deuterium; Hydrogen; Isoenzymes; L-Lactate Dehydrogenase; Lactate Dehydrogenase 5; Models, Molecular; Muscles; Perciformes; Protein Conformation; Protein Structure, Secondary; Spectrometry, Fluorescence; Spectroscopy, Fourier Transform Infrared; Temperature; Thermodynamics | 2002 |
In electrospray ionization source hydrogen/deuterium exchange LC-MS and LC-MS/MS for characterization of metabolites.
Topics: Animals; Biotransformation; Biphenyl Compounds; Chromatography, Liquid; Deuterium; Hydrogen; Indicators and Reagents; Matrix Metalloproteinase Inhibitors; Online Systems; Protease Inhibitors; Rabbits; Spectrometry, Mass, Electrospray Ionization; Sulfonamides | 2002 |
The solution structure of reduced dimeric copper zinc superoxide dismutase. The structural effects of dimerization.
Topics: Deuterium; Dimerization; Hydrogen; Hydrogen Bonding; Metals; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Superoxide Dismutase; X-Ray Diffraction | 2002 |
Facile hydrogen-deuterium exchange at the 5'-position of an analogue of S-adenosyl-l-methionine.
Topics: Deuterium; Hydrogen; Kinetics; Molecular Conformation; Molecular Structure; S-Adenosylmethionine; Thermodynamics | 2002 |
Mapping the core of the beta(2)-microglobulin amyloid fibril by H/D exchange.
Topics: Amyloidosis; beta 2-Microglobulin; Circular Dichroism; Deuterium; Dimethyl Sulfoxide; Humans; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Models, Molecular; Protein Structure, Quaternary | 2002 |
Power-law fluctuations in phase-separated lipid membranes.
Topics: Deuterium; Hydrogen; Lipid Bilayers; Membranes, Artificial; Neutrons; Phosphatidylcholines; Scattering, Radiation; Solutions; X-Rays | 1999 |
Aggregation of granulocyte colony stimulating factor under physiological conditions: characterization and thermodynamic inhibition.
Topics: Chemical Precipitation; Circular Dichroism; Deuterium; Dimerization; Granulocyte Colony-Stimulating Factor; Humans; Hydrogen; Kinetics; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Recombinant Proteins; Solutions; Spectrophotometry, Infrared; Spectrophotometry, Ultraviolet; Sucrose; Surface Properties; Thermodynamics | 2002 |
Mass spectral characterization of tetracyclines by electrospray ionization, H/D exchange, and multiple stage mass spectrometry.
Topics: Deuterium; Hydrogen; Indicators and Reagents; Mass Spectrometry; Spectrometry, Mass, Electrospray Ionization; Tetracyclines | 2002 |
Epitope mapping of a monoclonal antibody against human thrombin by H/D-exchange mass spectrometry reveals selection of a diverse sequence in a highly conserved protein.
Topics: Amino Acid Sequence; Animals; Antibodies, Monoclonal; Deuterium; Epitope Mapping; Humans; Hydrogen; Mice; Molecular Sequence Data; Protein Binding; Protein C; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Thrombin | 2002 |
Conformational changes in chemically modified Escherichia coli thioredoxin monitored by H/D exchange and electrospray ionization mass spectrometry.
Topics: Deuterium; Escherichia coli Proteins; Hydrogen; Models, Molecular; Protein Conformation; Protein Denaturation; Protein Folding; Spectrometry, Mass, Electrospray Ionization; Temperature; Thioredoxins | 2002 |
Structural features of interferon-gamma aggregation revealed by hydrogen exchange.
Topics: Deuterium; Dimerization; Hydrogen; Interferon-gamma; Protein Denaturation; Protein Folding; Protein Structure, Tertiary; Recombinant Proteins; Salts; Solutions; Spectrometry, Mass, Electrospray Ionization | 2002 |
Ligand-induced conformational and structural dynamics changes in Escherichia coli cyclic AMP receptor protein.
Topics: Binding Sites; Cyclic AMP; Cyclic AMP Receptor Protein; Cyclic GMP; Deuterium; DNA-Binding Proteins; Escherichia coli; Hydrogen; Ligands; Protein Conformation; Protein Structure, Tertiary; Spectroscopy, Fourier Transform Infrared | 2002 |
Using stable-isotope-labeled proteins for hydrogen exchange studies in complex mixtures.
Topics: Cytosol; Deuterium; Escherichia coli; Hydrogen; Isotopes; Macromolecular Substances; Mass Spectrometry; Protein Binding; Protein Conformation; Proteins | 2002 |
Determination of membrane Peptide orientation by 1H-detected 2H NMR spectroscopy.
Topics: Antimicrobial Cationic Peptides; Deuterium; Gramicidin; Hydrogen; Magnetic Resonance Spectroscopy; Models, Biological; Peptides; Protein Conformation | 2002 |
Vibration spectroscopy reveals light-induced chromophore and protein structural changes in the LOV2 domain of the plant blue-light receptor phototropin 1.
Topics: Amides; Avena; Carbon; Cryptochromes; Deuterium; Drosophila Proteins; Eye Proteins; Flavin Mononucleotide; Flavoproteins; Hydrogen; Light; Photochemistry; Photoreceptor Cells, Invertebrate; Protein Structure, Tertiary; Receptors, G-Protein-Coupled; Solvents; Spectroscopy, Fourier Transform Infrared; Spectrum Analysis, Raman; Water | 2002 |
Hydrogen and deuterium in myoglobin as seen by a neutron structure determination at 1.5 A resolution.
Topics: Animals; Crystallography; Deuterium; Hydrogen; Metmyoglobin; Movement; Myoglobin; Neutrons; Pliability; Protein Conformation; Scattering, Radiation; Sensitivity and Specificity; Water; Whales | 2002 |
Evaluating the roles of thrombin and calcium in the activation of coagulation factor XIII using H/D exchange and MALDI-TOF MS.
Topics: Amino Acid Sequence; Calcium; Catalysis; Deuterium; Enzyme Activation; Factor XIIIa; Humans; Hydrogen; Hydrolysis; Intercellular Signaling Peptides and Proteins; Molecular Sequence Data; Pepsin A; Peptide Fragments; Peptides; Protein Structure, Secondary; Protein Structure, Tertiary; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Thrombin | 2002 |
Relationship between the native-state hydrogen exchange and folding pathways of a four-helix bundle protein.
Topics: Amides; Apoproteins; Cytochrome b Group; Deuterium; Guanidine; Hydrogen; Hydrogen Bonding; Kinetics; Models, Chemical; Mutagenesis, Site-Directed; Protein Denaturation; Protein Engineering; Protein Folding; Protein Structure, Secondary; Protons; Thermodynamics | 2002 |
Correlation of backbone amide and side-chain (13)C resonances in perdeuterated proteins.
Topics: Carbon Isotopes; Deuterium; Hydrogen; Isotope Labeling; Magnetic Resonance Spectroscopy; Magnetics; Nitrogen Isotopes; Proteins | 2002 |
2H/(1)H and (13)C/(12)C isotope ratios of trans-anethole using gas chromatography-isotope ratio mass spectrometry.
Topics: Allylbenzene Derivatives; Anisoles; Carbon; Carbon Isotopes; Deuterium; Flavoring Agents; Gas Chromatography-Mass Spectrometry; Hydrogen | 2002 |
Hydrogen exchange-mass spectrometry: optimization of digestion conditions.
Topics: Chromatography, High Pressure Liquid; Cytochrome c Group; Deuterium; Hydrogen; Mass Spectrometry; Molecular Structure; Pepsin A; Peptide Fragments; Protein Folding; Proteome; Spectrometry, Mass, Electrospray Ionization | 2002 |
Towards high-resolution 1H-NMR in biological membranes: magic angle spinning of bicelles.
Topics: Animals; Deuterium; Hydrogen; In Vitro Techniques; Liposomes; Magnetic Resonance Spectroscopy; Membrane Fluidity; Membrane Lipids; Membrane Proteins; Membranes, Artificial; Micelles; Models, Theoretical; Nuclear Magnetic Resonance, Biomolecular; Phosphatidylcholines | 2002 |
Hydrogen tunneling in peptidylglycine alpha-hydroxylating monooxygenase.
Topics: Deuterium; Glycine; Hydrogen; Kinetics; Mixed Function Oxygenases; Multienzyme Complexes; Temperature; Thermodynamics | 2002 |
Application of 2H NMR to the study of natural site-specific hydrogen isotope transfer among substrate, medium, and glycerol in glucose fermentation with yeast.
Topics: Culture Media; Deuterium; Fermentation; Glucose; Glycerol; Hydrogen; Magnetic Resonance Spectroscopy; Mass Spectrometry; Saccharomyces cerevisiae; Zea mays | 2002 |
Hydrogen/deuterium exchange and mass spectrometric analysis of a protein containing multiple disulfide bonds: Solution structure of recombinant macrophage colony stimulating factor-beta (rhM-CSFbeta).
Topics: Amino Acid Sequence; Cysteine; Deuterium; Disulfides; Humans; Hydrogen; Macrophage Colony-Stimulating Factor; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Peptides; Protein Conformation; Protein Subunits; Recombinant Proteins; Solvents; Time Factors | 2002 |
Studying protein-carbohydrate interactions by amide hydrogen/deuterium exchange mass spectrometry.
Topics: Amides; Animals; Aspergillus niger; Biology; Carbohydrate Metabolism; Carbohydrates; Chickens; Crystallography, X-Ray; Deuterium; Disaccharides; Hexuronic Acids; Hydrogen; Mass Spectrometry; Muramidase; Oligosaccharides; Ovum; Polygalacturonase; Proteins | 2002 |
Thermal stability: a means to assure tertiary structure in therapeutic proteins.
Topics: Deuterium; Drug Stability; Hot Temperature; Human Growth Hormone; Humans; Hydrogen; Hydrogen-Ion Concentration; In Vitro Techniques; Protein Denaturation; Protein Structure, Tertiary; Recombinant Proteins; Spectroscopy, Fourier Transform Infrared; Thermodynamics | 2002 |
The temperature dependence of the hydrogen exchange in the SH3 domain of alpha-spectrin.
Topics: Deuterium; Hydrogen; Spectrin; src Homology Domains; Temperature; Thermodynamics | 2002 |
Hydrogen/deuterium exchange of myoglobin ions in a linear quadrupole ion trap.
Topics: Apoproteins; Deuterium; Deuterium Oxide; Electrochemistry; Humans; Hydrogen; Hydrogen-Ion Concentration; Ion Exchange; Mass Spectrometry; Myoglobin | 2002 |
Hydrogen/deuterium exchange and aggregation of a polyvaline and a polyleucine alpha-helix investigated by matrix-assisted laser desorption ionization mass spectrometry.
Topics: Animals; Deuterium; Hydrogen; Peptide Fragments; Peptides; Protein Structure, Secondary; Pulmonary Surfactant-Associated Protein C; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Swine | 2002 |
Phosphorylation driven motions in the COOH-terminal Src kinase, CSK, revealed through enhanced hydrogen-deuterium exchange and mass spectrometry (DXMS).
Topics: Adenine Nucleotides; Amino Acid Sequence; Catalytic Domain; CSK Tyrosine-Protein Kinase; Deuterium; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Motion; Peptide Fragments; Phosphorylation; Protein Conformation; Protein Structure, Tertiary; Protein-Tyrosine Kinases; src-Family Kinases | 2002 |
Backbone dynamics and hydrogen exchange of Pseudomonas aeruginosa ferricytochrome c(551).
Topics: Amino Acid Sequence; Bacterial Proteins; Cytochrome c Group; Cytochromes c; Deuterium; Hydrogen; Hydrogen Bonding; Kinetics; Methionine; Models, Molecular; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Proline; Pseudomonas aeruginosa; Saccharomyces cerevisiae Proteins; Sequence Alignment; Sequence Homology, Amino Acid; Structure-Activity Relationship | 2003 |
Hydrogen/deuterium exchange of hydrophobic peptides in model membranes by electrospray ionization mass spectrometry.
Topics: Centrifugation; Detergents; Deuterium; Freeze Drying; Hydrogen; Light; Lipids; Membrane Proteins; Membranes, Artificial; Methanol; Micelles; Microscopy, Electron; Peptides; Scattering, Radiation; Spectrometry, Mass, Electrospray Ionization | 2002 |
Fragmentation pathway studies of oligonucleotides in matrix-assisted laser desorption/ionization mass spectrometry by charge tagging and H/D exchange.
Topics: Deuterium; Hydrogen; Indicators and Reagents; Oligonucleotides; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Terminology as Topic | 2002 |
Mapping of protein:protein contact surfaces by hydrogen/deuterium exchange, followed by on-line high-performance liquid chromatography-electrospray ionization Fourier-transform ion-cyclotron-resonance mass analysis.
Topics: Amino Acid Sequence; Chromatography, High Pressure Liquid; Deuterium; Dimerization; Fourier Analysis; Hydrogen; Molecular Sequence Data; Recombinant Proteins; Spectrometry, Mass, Electrospray Ionization | 2002 |
Inclusion of carvone enantiomers in cyclomaltoheptaose (beta-cyclodextrin): thermal behaviour and H-->D and D-->H exchange.
Topics: beta-Cyclodextrins; Binding Sites; Cyclodextrins; Cyclohexane Monoterpenes; Deuterium; Hydrogen; Monoterpenes; Spectrum Analysis, Raman; Stereoisomerism; Temperature; Terpenes; Water | 2002 |
Protein hydrogen exchange mechanism: local fluctuations.
Topics: Amides; Amino Acid Substitution; Animals; Cytochrome c Group; Deuterium; Glycine; Horses; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Lysine; Motion; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Denaturation; Protons; Recombinant Proteins; Solvents; Thermodynamics | 2003 |
Induction of helical structure in a heptapeptide with a metal cross-link: modification of the Lifson-Roig helix-coil theory to account for covalent cross-links.
Topics: Amides; Circular Dichroism; Cross-Linking Reagents; Deuterium; Histidine; Hydrogen; Models, Chemical; Nuclear Magnetic Resonance, Biomolecular; Oligopeptides; Organometallic Compounds; Protein Structure, Secondary; Protein Structure, Tertiary; Ruthenium Compounds; Spectrophotometry, Ultraviolet | 2002 |
Alpha-crystallin regions affected by adenosine 5'-triphosphate identified by hydrogen-deuterium exchange.
Topics: Adenosine Triphosphate; Adult; alpha-Crystallin A Chain; alpha-Crystallin B Chain; Amino Acid Sequence; Deuterium; Humans; Hydrogen; Molecular Sequence Data; Peptide Fragments; Peptide Mapping | 2002 |
Identification of novel interactions in HIV-1 capsid protein assembly by high-resolution mass spectrometry.
Topics: Amides; Capsid Proteins; Cross-Linking Reagents; Deuterium; Dimerization; HIV-1; Hydrogen; Macromolecular Substances; Mass Spectrometry; Models, Molecular; Mutagenesis, Site-Directed; Protein Structure, Quaternary; Protein Structure, Tertiary; Protein Subunits | 2003 |
Activation of alkenes and H2 by [Fe]-H2ase model complexes.
Topics: Alkenes; Biomimetic Materials; Deuterium; Ferrous Compounds; Hydrogen; Hydrogenase; Iron-Sulfur Proteins; Kinetics; Magnetic Resonance Spectroscopy; Models, Molecular; Spectrophotometry, Infrared | 2003 |
Hydrogen exchange studies on Alzheimer's amyloid-beta peptides by mass spectrometry using matrix-assisted laser desorption/ionization and electrospray ionization.
Topics: Amino Acid Sequence; Amyloid beta-Peptides; Deuterium; Hydrogen; Hydrophobic and Hydrophilic Interactions; Protein Structure, Tertiary; Spectrometry, Mass, Electrospray Ionization; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2003 |
Microbe forensics: oxygen and hydrogen stable isotope ratios in Bacillus subtilis cells and spores.
Topics: Bacillus subtilis; Deuterium; Hydrogen; Oxygen; Oxygen Isotopes; Water | 2003 |
H/D exchange of gas phase bradykinin ions in a linear quadrupole ion trap.
Topics: Bradykinin; Deuterium; Deuterium Oxide; Electrochemistry; Gases; Hydrogen; Ion Exchange; Ions; Mass Spectrometry; Protons | 2003 |
Kinetic isotope effect evidence for a concerted hydrogen transfer mechanism in transfer hydrogenations catalyzed by [p-(Me2CH)C6H4Me]Ru- (NHCHPhCHPhNSO2C6H4-p-CH3).
Topics: 2-Propanol; Catalysis; Deuterium; Hydrogen; Hydrogenation; Isotopes; Kinetics; Models, Chemical; Molecular Structure; Organometallic Compounds; Oxidation-Reduction; Ruthenium | 2003 |
Close identity of a pressure-stabilized intermediate with a kinetic intermediate in protein folding.
Topics: Deuterium; Drug Stability; Hydrogen; In Vitro Techniques; Kinetics; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Pressure; Protein Conformation; Protein Folding; Thermodynamics; Ubiquitin | 2003 |
Downsizing improves sensitivity 100-fold for hydrogen exchange-mass spectrometry.
Topics: Amides; Chromatography, High Pressure Liquid; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Particle Size; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization | 2003 |
Charge state distribution and hydrogen/deuterium exchange of alpha-lactalbumin and beta-lactoglobulin preparations by electrospray ionization mass spectrometry.
Topics: Deuterium; Electrochemistry; Hydrogen; Hydrogen-Ion Concentration; Lactalbumin; Lactoglobulins; Milk Proteins; Spectrometry, Mass, Electrospray Ionization; Whey Proteins | 2003 |
Improving hydrogen/deuterium exchange mass spectrometry by reduction of the back-exchange effect.
Topics: Cyclophilins; Cyclosporine; Deuterium; Humans; Hydrogen; Models, Molecular; Molecular Structure; Peptides; Protein Conformation; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2003 |
Structural cooperativity in the SH3 domain studied by site-directed mutagenesis and amide hydrogen exchange.
Topics: Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Mutagenesis, Site-Directed; Protein Conformation; Spectrin; src Homology Domains; Thermodynamics | 2003 |
Backbone H(N), N, C(alpha) and C(beta) assignment of the GFPuv mutant.
Topics: Carbon; Cloning, Molecular; Deuterium; Genetic Vectors; Green Fluorescent Proteins; Hydrogen; Luminescent Proteins; Magnetic Resonance Spectroscopy; Mutagenesis, Site-Directed; Nitrogen; Point Mutation; Protein Conformation; Recombinant Proteins | 2003 |
Hydrogen isotope tracing in the reaction of orotidine-5'-monophosphate decarboxylase.
Topics: Catalysis; Deuterium; Hydrogen; Models, Chemical; Nuclear Magnetic Resonance, Biomolecular; Orotidine-5'-Phosphate Decarboxylase; Saccharomyces cerevisiae; Uridine Monophosphate | 2003 |
Accuracy and precision of a new H/D exchange- and mass spectrometry-based technique for measuring the thermodynamic properties of protein-peptide complexes.
Topics: Amino Acid Sequence; Calorimetry; Deuterium; Deuterium Oxide; Hydrogen; Kinetics; Ligands; Molecular Sequence Data; Peptide Fragments; Ribonuclease, Pancreatic; Ribonucleases; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; src Homology Domains; Thermodynamics; Urea | 2003 |
Electron-stimulated reactions at the interfaces of amorphous solid water films driven by long-range energy transfer from the bulk.
Topics: Deuterium; Deuterium Oxide; Electrons; Energy Transfer; Hydrogen; Radiobiology; Water | 2003 |
Quaternary structure of aldolase leads to differences in its folding and unfolding intermediates.
Topics: Animals; Chromatography, High Pressure Liquid; Deuterium; Enzyme Stability; Fructose-Bisphosphate Aldolase; Guanidine; Hydrogen; In Vitro Techniques; Mass Spectrometry; Models, Molecular; Muscles; Peptide Fragments; Protein Denaturation; Protein Folding; Protein Structure, Quaternary; Protein Structure, Tertiary; Rabbits | 2003 |
Hydrogen exchange kinetics of RNase A and the urea:TMAO paradigm.
Topics: Adaptation, Physiological; Binding Sites; Deuterium; Hydrogen; Hydrogen-Ion Concentration; In Vitro Techniques; Kinetics; Methylamines; Protein Denaturation; Ribonuclease, Pancreatic; Thermodynamics; Urea | 2003 |
Conformational dynamics of partially denatured myoglobin studied by time-resolved electrospray mass spectrometry with online hydrogen-deuterium exchange.
Topics: Animals; Binding Sites; Computer Simulation; Deuterium; Horses; Hydrogen; In Vitro Techniques; Kinetics; Models, Molecular; Myoglobin; Protein Conformation; Protein Denaturation; Spectrometry, Mass, Electrospray Ionization; Ultracentrifugation | 2003 |
Hydrogen/deuterium exchange on yeast ATPase supramolecular protein complex analyzed at high sensitivity by MALDI mass spectrometry.
Topics: Amino Acid Sequence; Deuterium; Hydrogen; Ion Exchange; Macromolecular Substances; Models, Molecular; Molecular Sequence Data; Pepsin A; Peptide Fragments; Peptide Mapping; Protein Structure, Quaternary; Protein Structure, Secondary; Protein Subunits; Proton-Translocating ATPases; Sensitivity and Specificity; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Yeasts | 2003 |
Effects of sucrose on conformational equilibria and fluctuations within the native-state ensemble of proteins.
Topics: Animals; Cattle; Circular Dichroism; Cytochromes c; Deuterium; Horses; Hydrogen; Protein Conformation; Protein Folding; Proteins; Ribonuclease, Pancreatic; Ribonucleases; Spectrophotometry, Infrared; Sucrose; Thermodynamics | 2003 |
Protein structure change studied by hydrogen-deuterium exchange, functional labeling, and mass spectrometry.
Topics: Amino Acid Sequence; Chromatography, High Pressure Liquid; Deuterium; Hemoglobins; Humans; Hydrogen; In Vitro Techniques; Mass Spectrometry; Molecular Sequence Data; Molecular Structure; Peptide Fragments; Protein Denaturation; Protein Subunits; Proteins; Thermodynamics | 2003 |
Fast high-precision on-line determination of hydrogen isotope ratios of water or ice by continuous-flow isotope ratio mass spectrometry.
Topics: Calibration; Deuterium; Hydrogen; Ice; Mass Spectrometry; Reference Standards; Sensitivity and Specificity; Time Factors; Water | 2003 |
Conformational transition occurring upon amyloid aggregation of the HET-s prion protein of Podospora anserina analyzed by hydrogen/deuterium exchange and mass spectrometry.
Topics: Amyloid; Deuterium; Deuterium Oxide; Fungal Proteins; Hydrogen; Mass Spectrometry; Microscopy, Electron; Pepsin A; Peptide Mapping; Peptides; Prions; Protein Conformation; Protein Structure, Tertiary; Sordariales; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2003 |
Localized changes in the structural stability of myoglobin upon adsorption onto silica particles, as studied with hydrogen/deuterium exchange mass spectrometry.
Topics: Adsorption; Animals; Deuterium; Fourier Analysis; Gastric Mucosa; Hydrogen; Kinetics; Mass Spectrometry; Models, Statistical; Mucous Membrane; Muscle, Skeletal; Myoglobin; Pepsin A; Peptides; Protein Conformation; Protein Structure, Tertiary; Sheep; Silicon; Swine; Time Factors | 2003 |
Dissecting interdomain communication within cAPK regulatory subunit type IIbeta using enhanced amide hydrogen/deuterium exchange mass spectrometry (DXMS).
Topics: Allosteric Site; Amino Acid Sequence; Arginine; Cyclic AMP; Cyclic AMP-Dependent Protein Kinase RIIbeta Subunit; Cyclic AMP-Dependent Protein Kinases; Deuterium; Dimerization; Escherichia coli; Hydrogen; Models, Molecular; Molecular Sequence Data; Mutation; Protein Binding; Protein Conformation; Protein Structure, Secondary; Protein Structure, Tertiary; Signal Transduction; Spectrometry, Mass, Electrospray Ionization; Time Factors | 2003 |
Extreme deuterium enrichment in stratospheric hydrogen and the global atmospheric budget of H2.
Topics: Atmosphere; Biomass; Deuterium; Fossil Fuels; Gases; Hydrogen; Methane; Nitrous Oxide; Photochemistry | 2003 |
Gas-phase hydrogen/deuterium exchange of adenine nucleotides.
Topics: Adenosine Monophosphate; Deuterium; Gases; Hydrogen; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared | 2003 |
H-tunneling in the multiple H-transfers of the catalytic cycle of morphinone reductase and in the reductive half-reaction of the homologous pentaerythritol tetranitrate reductase.
Topics: Bacterial Proteins; Catalysis; Chemical Phenomena; Chemistry, Physical; Cyclohexanones; Deuterium; Escherichia coli; Flavin Mononucleotide; Flavins; Hydrogen; Hydrogen-Ion Concentration; Kinetics; NAD; Oxidation-Reduction; Oxidoreductases; Spectrophotometry; Temperature; Thermodynamics | 2003 |
Solution structure and dynamics of a heat shock protein assembly probed by hydrogen exchange and mass spectrometry.
Topics: Amino Acid Sequence; Deuterium; Escherichia coli; Heat-Shock Proteins; Hydrogen; Kinetics; Models, Molecular; Molecular Sequence Data; Molecular Weight; Peptide Fragments; Plant Proteins; Protein Structure, Secondary; Recombinant Proteins; Solutions; Spectrometry, Mass, Electrospray Ionization; Triticum | 2003 |
Thiyl radical reaction with thymine: absolute rate constant for hydrogen abstraction and comparison to benzylic C-H bonds.
Topics: Amidines; Benzene Derivatives; Benzenesulfonates; Benzyl Alcohol; Cysteamine; Deuterium; Free Radicals; Hydrogen; Kinetics; Thymine; Tosyl Compounds | 2003 |
Isotopic distribution in cholesterol after platinum-catalyzed hydrogen-deuterium exchange.
Topics: Bile Acids and Salts; Cholesterol; Deuterium; Deuterium Exchange Measurement; Hydrogen; Inactivation, Metabolic; Lipid Metabolism; Platinum; Salts | 1952 |
Studies on the platinum-catalyzed exchange of hydrogen isotopes with steroids.
Topics: Deuterium; Hydrogen; Isotopes; Platinum; Steroids | 1952 |
The enzymatic transfer of hydrogen. I. The reaction catalyzed by alcohol dehydrogenase.
Topics: Alcohol Dehydrogenase; Deuterium; Ethanol; Hydrogen; Oxidoreductases | 1953 |
Metabolism of hydrogen isotopes by rapidly growing Chlorella pyrenoidosa cells.
Topics: Chlorella; Deuterium; Eukaryota; Hydrogen; Isotopes; Tritium | 1954 |
Some fractionation effects involving the isotopes of hydrogen.
Topics: Chemical Fractionation; Deuterium; Hydrogen; Isotopes; Tritium | 1953 |
Exchange of hydrogen atoms in insulin with deuterium atoms in aqueous solutions.
Topics: Deuterium; Hydrogen; Insulin; Isotopes | 1954 |
Differential fractionation of hydrogen isotopes in liver and mammary gland.
Topics: Breast; Deuterium; Humans; Hydrogen; Isotopes; Liver; Mammary Glands, Human; Tritium; Water | 1954 |
Hydrogen isotope effect in the oxidation in vivo of methionine labeled in the methyl group.
Topics: Deuterium; Hydrogen; Isotopes; Methionine; Oxidation-Reduction; Radioisotopes; Tritium | 1955 |
Hydrogen isotope effects in the in vivo utilization of formate.
Topics: Deuterium; Formates; Hydrogen; Isotopes; Tritium | 1959 |
Hydrogen isotope effects in the oxidation of labeled formate in vivo.
Topics: Carbon Dioxide; Deuterium; Formates; Hydrogen; Isotopes; Oxidation-Reduction | 1959 |
The exchange of hydrogen and deuterium in the presence of electrons and ultraviolet radiation.
Topics: Deuterium; Electrons; Hydrogen; Ultraviolet Rays | 1959 |
Hydrogen-deuterium exchange of small peptides in aqueous solution.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Peptides | 1960 |
Deuterium fractionation during molecular hydrogen formation in marine pseudomonad.
Topics: Deuterium; Hydrogen; Oxidoreductases; Pseudomonas | 1961 |
Deuterium-hydrogen exchange between water and insulin.
Topics: Deuterium; Hydrogen; Insulin; Water | 1961 |
EFFECT OF OXIDIZED NICOTINAMIDE-ADENINE DINUCLEOTIDE ON HYDROGEN-DEUTERIUM EXCHANGE OF YEAST ALCOHOL DEHYDROGENASE AS MEASURED BY INFRARED SPECTROPHOTOMETRY.
Topics: Alcohol Dehydrogenase; Alcohol Oxidoreductases; Deuterium; Deuterium Exchange Measurement; Hydrogen; Infrared Rays; NAD; Oxidation-Reduction; Research; Spectrophotometry; Spectrophotometry, Infrared; Yeasts | 1963 |
EFFECT OF COENZYMES ON HYDROGEN-DEUTERIUM EXCHANGE OF YEAST ALCOHOL DEHYDROGENASE AS DETERMINED BY INFRARED SPECTROPHOTOMETRY.
Topics: Alcohol Dehydrogenase; Alcohol Oxidoreductases; Coenzymes; Deuterium; Deuterium Exchange Measurement; Hydrogen; NAD; Oxidation-Reduction; Research; Saccharomyces; Spectrophotometry; Spectrophotometry, Infrared | 1963 |
5,10-METHYLENETETRAHYDROFOLIC DEHYDROGENASE FROM BAKERS' YEAST. III. STEREOSPECIFICITY OF HYDROGEN TRANSFER IN THE REACTION CATALYZED BY THE ENZYME.
Topics: Chromatography; Deuterium; Glutamates; Hydrogen; NADP; Oxidoreductases; Research; Saccharomyces; Saccharomyces cerevisiae; Spectrophotometry; Tritium | 1964 |
DEUTERIUM-HYDROGEN EXCHANGE ANALYSIS OF PH-DEPENDENT TRANSITIONS IN BOVINE PLASMA ALBUMIN.
Topics: Animals; Benzoates; Cattle; Deuterium; Histidine; Hydrogen; Hydrogen-Ion Concentration; Imidazoles; Peptides; Photometry; Research; Serum Albumin; Serum Albumin, Bovine | 1964 |
THE STEREOCHEMISTRY OF THE GLUTAMATE MUTASE REACTION.
Topics: Aspartic Acid; Bromine; Chemical Phenomena; Chemistry; Chloramines; Clostridium; Deuterium; Glutamates; Hydrogen; Intramolecular Transferases; Isomerases; Metabolism; Proteus; Research; Succinates | 1964 |
HYDROXYPROLINE BIOSYNTHESIS: LOSS OF HYDROGEN DURING THE HYDROXYLATION OF PROLINE.
Topics: Biochemical Phenomena; Carbon Isotopes; Deuterium; Hydrogen; Hydroxylation; Hydroxyproline; Metabolism; Proline; Research; Tritium | 1964 |
FULLY DEUTERATED EUGLENA GRACILIS.
Topics: Animals; Deuterium; Euglena; Euglena gracilis; Hydrogen; Research | 1964 |
THE MECHANISM OF THE BETA-METHYLASPARTASE REACTION.
Topics: Ammonia-Lyases; Aspartic Acid; Calcium; Chemical Phenomena; Chemistry; Deuterium; Enzyme Inhibitors; Hydrogen; Hydrogen-Ion Concentration; Ions; Lyases; Magnesium; Research; Silver; Sulfhydryl Compounds | 1964 |
A DISCUSSION OF THE PH DEPENDENCE OF THE HYDROGEN-DEUTERIUM EXCHANGE OF PROTEINS.
Topics: Chemical Phenomena; Chemistry; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen-Ion Concentration; Ion Exchange; Proteins; Research | 1964 |
THE DEUTERIUM EXCHANGE OF PEPTIDE-GROUP HYDROGEN ATOMS DURING THE GELATION--COLLAGEN-FOLD TRANSITION.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry; Collagen; Deuterium; Gelatin; Hydrogen; Isotopes; Kinetics; Peptides; Research; Spectrophotometry; Viscosity | 1964 |
COMPARISON OF WATER SORPTION AND DEUTERIUM-HYDROGEN EXCHANGE SITES IN POLY-L-VALINE.
Topics: Chemical Phenomena; Chemistry, Physical; Deuterium; Hydrogen; Peptides; Research; Valine; Water | 1965 |
DEUTERIUM--HYDROGEN EXCHANGE IN AMIDE N--H GROUPS.
Topics: Amides; Chemical Phenomena; Chemistry; Deuterium; Hydrogen; Research | 1965 |
EFFECT OF COENZYMES ON THE HYDROGEN-DEUTERIUM EXCHANGE OF CHICKEN HEART LACTIC DEHYDROGENASE AS MEASURED BY INFRARED SPECTROPHOTOMETRY.
Topics: Animals; Chemical Phenomena; Chemistry; Chickens; Coenzymes; Deuterium; Deuterium Exchange Measurement; Heart; Hydrogen; Infrared Rays; L-Lactate Dehydrogenase; Myocardium; NAD; Oxidoreductases; Poultry; Pyridines; Research; Spectrophotometry; Spectrophotometry, Infrared; Surface-Active Agents | 1965 |
The secondary hydrogen isotope effect.
Topics: Deuterium; Hydrogen; Isotopes | 1960 |
The biology of heavy water. What happens to experimental organisms that have been raised on water in which the hydrogen is not the common isotope of mass one but the heavy isotope of mass two?
Topics: Deuterium; Deuterium Oxide; Hydrogen; Isotopes; Water | 1960 |
Hydrogen isotope effects in the photo- and radiation chemistry of aqueous solutions.
Topics: Deuterium; Hydrogen; Isotopes; Radiochemistry | 1960 |
[Study of the digestive absorption of water in patients with liver cirrhosis with the aid of 2 hydrogen indicators].
Topics: Deuterium; Digestion; Gastrointestinal Tract; Hydrogen; Liver Cirrhosis; Tritium; Water | 1960 |
Hydrogen-deuterium exchange in N-methyl-acetamide.
Topics: Acetamides; Acetates; Amides; Deuterium; Deuterium Exchange Measurement; Hydrogen | 1960 |
[Deuterium hydrogen exchange between lysozyme and water. III. Various recent results].
Topics: Anti-Infective Agents, Local; Deuterium; Hydrogen; Muramidase; Water | 1962 |
[Deuterium hydrogen exchange between modified lysozymes and water].
Topics: Anti-Infective Agents, Local; Deuterium; Hydrogen; Muramidase; Water | 1961 |
Palladium-catalyzed H-D exchange into nucleic acids in deuterium oxide.
Topics: Catalysis; Deuterium; Deuterium Oxide; Hydrogen; Nucleic Acids; Palladium | 2003 |
Online hydrogen-deuterium exchange and a tandem-quadrupole time-of-flight mass spectrometer coupled with liquid chromatography for metabolite identification in drug metabolism.
Topics: Animals; Chromatography, Liquid; Deuterium; Humans; Hydrogen; Mass Spectrometry; Pharmacokinetics | 2003 |
Use of different proteases working in acidic conditions to improve sequence coverage and resolution in hydrogen/deuterium exchange of large proteins.
Topics: Amino Acid Sequence; Aspergillus; Deuterium; Deuterium Exchange Measurement; Endopeptidases; Hydrogen; Hydrogen-Ion Concentration; Isotope Labeling; Models, Molecular; Molecular Sequence Data; Pepsin A; Peptide Mapping; Protein Conformation; Proteins; Reproducibility of Results; Sensitivity and Specificity | 2003 |
Hydrogen/deuterium exchange mass spectrometry of actin in various biochemical contexts.
Topics: Actins; Adenosine Triphosphate; Amino Acid Sequence; Animals; Binding Sites; Deoxyribonuclease I; Deuterium; Energy Transfer; Hydrogen; Magnetic Resonance Spectroscopy; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Muscles; Phalloidine; Protein Conformation; Rabbits | 2003 |
Multi-point estimation of total energy expenditure: a comparison between zinc-reduction and platinum-equilibration methodologies.
Topics: Adult; Body Water; Deuterium; Energy Metabolism; Female; Humans; Hydrogen; Isotope Labeling; Male; Oxidation-Reduction; Oxygen Isotopes; Platinum; Water; Zinc | 2003 |
Synthetic deuterated erythrite--a vibrational spectroscopic study.
Topics: Cobalt; Deuterium; Hydrogen; Hydrogen Bonding; Spectrophotometry; Spectrophotometry, Infrared; Spectroscopy, Fourier Transform Infrared; Spectrum Analysis, Raman | 2004 |
Oxidative cross-linking of tryptophan to glycine restrains matrix metalloproteinase activity: specific structural motifs control protein oxidation.
Topics: Amino Acid Motifs; Catalytic Domain; Chromatography, High Pressure Liquid; Cross-Linking Reagents; Deuterium; Glycine; Hydrogen; Hypochlorous Acid; Inflammation; Kinetics; Magnetic Resonance Spectroscopy; Mass Spectrometry; Matrix Metalloproteinase 7; Models, Chemical; Models, Molecular; Oxygen; Peptide Library; Peptides; Phagocytes; Spectrometry, Mass, Electrospray Ionization; Temperature; Tryptophan; Ultraviolet Rays | 2004 |
Kinetics of gas-phase hydrogen/deuterium exchange and gas-phase structure of protonated phenylalanine, proline, tyrosine and tryptophan.
Topics: Amino Acids; Computer Simulation; Cyclotrons; Deuterium; Deuterium Exchange Measurement; Gases; Hydrogen; Hydrogen Bonding; Kinetics; Models, Molecular; Phase Transition; Phenylalanine; Proline; Protein Conformation; Protons; Spectrometry, Mass, Electrospray Ionization; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Spectroscopy, Fourier Transform Infrared; Tryptophan; Tyrosine | 2003 |
Solvent and primary deuterium isotope effects show that lactate CH and OH bond cleavages are concerted in Y254F flavocytochrome b2, consistent with a hydride transfer mechanism.
Topics: Catalysis; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Hydrolysis; Hydroxy Acids; Kinetics; L-Lactate Dehydrogenase (Cytochrome); Lactic Acid; Mutagenesis, Site-Directed; Phenylalanine; Saccharomyces cerevisiae Proteins; Solvents; Tyrosine | 2003 |
Rapid refinement of crystallographic protein construct definition employing enhanced hydrogen/deuterium exchange MS.
Topics: Bacterial Proteins; Crystallization; Crystallography, X-Ray; Deuterium; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Structure; Proteins; Sequence Deletion; Thermotoga maritima | 2004 |
Evidence of an intramolecular interaction between the two domains of the BlaR1 penicillin receptor during the signal transduction.
Topics: Acylation; Bacillus; Bacterial Proteins; Carrier Proteins; Deuterium; Hydrogen; Kinetics; Penicillin-Binding Proteins; Penicillins; Peptide Library; Protein Structure, Secondary; Protein Structure, Tertiary; Signal Transduction; Spectrometry, Fluorescence | 2004 |
Thermal stability of human alpha-crystallins sensed by amide hydrogen exchange.
Topics: alpha-Crystallins; Amides; Amino Acid Sequence; Chromatography, High Pressure Liquid; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Kinetics; Molecular Sequence Data; Pepsin A; Peptide Fragments; Spectrometry, Mass, Electrospray Ionization; Temperature; Thermodynamics; Time Factors | 2004 |
Orientations of the principal components of electric field gradients and internal motions in dihydrogen ligands from the 2H T1 NMR relaxation data in solution.
Topics: Databases as Topic; Deuterium; Electromagnetic Fields; Hydrogen; Ligands; Magnetic Resonance Spectroscopy; Metals, Heavy; Motion; Organometallic Compounds; Solutions; Time Factors | 2004 |
Practical methods for deuterium exchange/mass spectrometry.
Topics: Chromatography, High Pressure Liquid; Data Interpretation, Statistical; Deuterium; Hydrogen; MAP Kinase Signaling System; Mass Spectrometry; Mitogen-Activated Protein Kinase 1; Models, Chemical; Proteins; Software | 2004 |
Hydrogen peroxide and its analogues. III. Absorption spectrum of hydrogen and deuterium peroxides in the near ultra-violet.
Topics: Dermatologic Agents; Deuterium; Hydrogen; Hydrogen Peroxide; Inorganic Chemicals; Organic Chemicals; Peroxides; Ultraviolet Rays; Viola | 1951 |
The catalytic and kinetic mechanisms of NADPH-dependent alkenal/one oxidoreductase.
Topics: Alcohol Dehydrogenase; Alcohol Oxidoreductases; Animals; Antioxidants; Carbon; Catalysis; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Ketones; Kinetics; Magnetic Resonance Spectroscopy; Models, Chemical; NADH, NADPH Oxidoreductases; NADP; Oxygen; Phylogeny; Progesterone; Protein Binding; Rats; Recombinant Proteins; Spectrometry, Fluorescence; Spectrophotometry, Atomic; Stereoisomerism; Tryptophan; Zinc | 2004 |
Vibrationally enhanced hydrogen tunneling in the Escherichia coli thymidylate synthase catalyzed reaction.
Topics: Carbon Radioisotopes; Catalysis; Deoxyuracil Nucleotides; Deuterium; Deuterium Exchange Measurement; Electron Transport; Enzyme Activation; Escherichia coli Proteins; Hydrogen; Kinetics; Temperature; Tetrahydrofolates; Thermodynamics; Thymidylate Synthase | 2004 |
Physicochemical characterization of the dimeric lanthanide complexes [en{Ln(DO3A)(H2O)}2] and [pi{Ln(DTTA)(H2O)}2]2-: a variable-temperature 17O NMR study.
Topics: Algorithms; Chemical Phenomena; Chemistry, Physical; Deuterium; Dysprosium; Edetic Acid; Electron Spin Resonance Spectroscopy; Gadolinium; Heterocyclic Compounds, 1-Ring; Hydrogen; Indicators and Reagents; Lanthanoid Series Elements; Ligands; Magnetic Resonance Spectroscopy; Organometallic Compounds; Oxygen Isotopes; Protons; Temperature | 2004 |
Order in dense hydrogen at low temperatures.
Topics: Cold Temperature; Deuterium; Hydrogen; Kinetics; Pressure; Thermodynamics | 2004 |
Probing site-specific energetics in proteins and nucleic acids by hydrogen exchange and nuclear magnetic resonance spectroscopy.
Topics: Deuterium; Deuterium Exchange Measurement; Hemoglobins; Histidine; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Nucleic Acids; Proteins; Tryptophan; Water | 2004 |
Characterization of the proto-oncogenic and mutant forms of the transmembrane region of Neu in micelles.
Topics: Amides; Animals; Binding Sites; Cell Membrane; Circular Dichroism; Detergents; Deuterium; Dimerization; Electrophoresis, Polyacrylamide Gel; Hydrogen; Lipid Bilayers; Magnetic Resonance Spectroscopy; Micelles; Mutation; Peptides; Protein Structure, Secondary; Protein Structure, Tertiary; Protons; Rats; Receptor, ErbB-2; Time Factors | 2004 |
Gas exchange in the filamentous cyanobacterium Nostoc punctiforme strain ATCC 29133 and Its hydrogenase-deficient mutant strain NHM5.
Topics: Carbon Dioxide; Cyanobacteria; Deuterium; Gases; Hydrogen; Hydrogenase; Mass Spectrometry; Models, Biological; Mutation; Nitrogen; Nitrogen Fixation; Oxygen | 2004 |
Microscale synthesis of isotopically labeled R-[6-xH]N5,N10-methylene-5,6,7,8-tetrahydrofolate as a cofactor for thymidylate synthase.
Topics: Chromatography, High Pressure Liquid; Coenzymes; Deuterium; Hydrogen; Tetrahydrofolates; Thymidylate Synthase; Tritium | 2004 |
Hydrogen/deuterium exchange mass spectrometry for investigating protein-ligand interactions.
Topics: Amides; Deuterium; Hirudins; Hydrogen; Kinetics; Ligands; Mass Spectrometry; Models, Molecular; Molecular Conformation; Proteins; Proteomics; Recombinant Proteins; Thrombin | 2004 |
The stereospecificity and catalytic efficiency of the tryptophan synthase-catalysed exchange of the alpha-protons of amino acids.
Topics: Alanine; Amino Acids; Aminobutyrates; Catalysis; Deuterium; Glycine Hydroxymethyltransferase; Hydrogen; Kinetics; Norleucine; Nuclear Magnetic Resonance, Biomolecular; Predictive Value of Tests; Protons; Serine; Stereoisomerism; Substrate Specificity; Tryptophan; Tryptophan Synthase; Valine | 2004 |
Conformational dynamics of the GdmHCl-induced molten globule state of creatine kinase monitored by hydrogen exchange and mass spectrometry.
Topics: Animals; Circular Dichroism; Creatine Kinase; Deuterium; Guanidine; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Molecular Weight; Muscles; Protein Conformation; Protein Denaturation; Protein Folding; Rabbits; Spectrometry, Fluorescence; Spectrometry, Mass, Electrospray Ionization; Temperature | 2004 |
Reversal of enantioselectivity in the hydroformylation of styrene with [2S,4S-BDPP]Pt(SnCl3)Cl at high temperature arises from a change in the enantioselective-determining step.
Topics: Aldehydes; Carbon Monoxide; Catalysis; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Structure; Organoplatinum Compounds; Organotin Compounds; Pressure; Propanols; Stereoisomerism; Styrene; Temperature | 2004 |
Gas-phase hydrogen/deuterium exchange and conformations of deprotonated flavonoids and gas-phase acidities of flavonoids.
Topics: Carbohydrates; Deuterium; Deuterium Exchange Measurement; Flavonoids; Gases; Hydrogen; Hydrogen-Ion Concentration; Isomerism; Kinetics; Models, Molecular; Molecular Conformation; Molecular Structure; Molecular Weight; Oxygen; Protons; Quercetin | 2004 |
Gas-phase H/D exchange of sodiated glycine oligomers with ND3: exchange kinetics do not reflect parent ion structures.
Topics: Amides; Amines; Carboxylic Acids; Deuterium; Fourier Analysis; Glycine; Glycylglycine; Hydrogen; Indicators and Reagents; Isomerism; Kinetics; Mass Spectrometry; Models, Molecular; Molecular Conformation; Oligopeptides; Sodium; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2004 |
Key interactions in HIV-1 maturation identified by hydrogen-deuterium exchange.
Topics: Deuterium; HIV-1; Hydrogen; Spectrometry, Mass, Electrospray Ionization | 2004 |
Mass spectrometry on hydrogen/deuterium exchange of dihydrofolate reductase: effects of ligand binding.
Topics: Bacterial Proteins; Deuterium; Escherichia coli; Hydrogen; Ligands; Macromolecular Substances; Protein Binding; Protein Structure, Tertiary; Spectrometry, Mass, Electrospray Ionization; Tetrahydrofolate Dehydrogenase | 2004 |
Quantification of H/D isotope effects on protein hydrogen-bonds by h3JNC' and 1JNC' couplings and peptide group 15N and 13C' chemical shifts.
Topics: Carbon; Deuterium; Electrons; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Linear Models; Magnetic Resonance Spectroscopy; Nitrogen; Peptides; Protons; Temperature; Ubiquitin; Water | 2004 |
Biophysical characterization of the free IkappaBalpha ankyrin repeat domain in solution.
Topics: Amides; Amino Acid Motifs; Animals; Ankyrin Repeat; Calorimetry, Differential Scanning; Circular Dichroism; Deuterium; Humans; Hydrogen; I-kappa B Proteins; NF-kappa B; NF-KappaB Inhibitor alpha; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Transcription Factor RelA | 2004 |
Structural stability and dynamics of hydrogenated and perdeuterated cytochrome P450cam (CYP101).
Topics: Binding Sites; Camphor 5-Monooxygenase; Carbon Monoxide; Deuterium; Enzyme Stability; Hydrogen; Kinetics; Phase Transition; Photolysis; Point Mutation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Pseudomonas putida; Spectroscopy, Fourier Transform Infrared; Temperature | 2004 |
A neutron crystallographic analysis of a rubredoxin mutant at 1.6 A resolution.
Topics: Amino Acid Sequence; Crystallography, X-Ray; Deuterium; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Mutation; Neutron Diffraction; Protein Denaturation; Protein Structure, Tertiary; Pyrococcus furiosus; Rubredoxins; Sequence Alignment; Temperature; Water | 2004 |
HhaI DNA methyltransferase uses the protruding Gln237 for active flipping of its target cytosine.
Topics: 2-Aminopurine; Base Pairing; Catalysis; Cytosine; Deuterium; DNA; DNA-Cytosine Methylases; Dose-Response Relationship, Drug; Glutamine; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Models, Chemical; Models, Molecular; Mutagenesis, Site-Directed; Mutation; Protein Binding; Protein Conformation; Software; Spectrometry, Fluorescence; Temperature; Time Factors | 2004 |
Negative electrospray ionization low-energy tandem mass spectrometry of hydroxylated fatty acids: a mechanistic study.
Topics: Deuterium; Fatty Acids; Hydrogen; Ions; Isotope Labeling; Molecular Structure; Octanols; Oxygen Isotopes; Spectrometry, Mass, Electrospray Ionization; Water | 2004 |
NMR studies of partially folded molten-globule states.
Topics: Deuterium; Humans; Hydrogen; Lactalbumin; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Folding; Protein Structure, Secondary | 2004 |
Ion/molecule reactions of the protonated serine octamer.
Topics: Amines; Deuterium; Deuterium Exchange Measurement; Diethylamines; Hydrogen; Ions; Kinetics; Ligands; Mass Spectrometry; Polymers; Protons; Serine | 2004 |
NMR parameters and geometries of OHN and ODN hydrogen bonds of pyridine-acid complexes.
Topics: Acids; Deuterium; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Molecular Structure; Nitrogen; Oxygen; Pyridines; Vibration | 2004 |
How cytochrome c folds, and why: submolecular foldon units and their stepwise sequential stabilization.
Topics: Amino Acid Sequence; Circular Dichroism; Cytochrome c Group; Deuterium; Escherichia coli; Gene Deletion; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Models, Molecular; Protein Denaturation; Protein Engineering; Protein Folding; Recombinant Proteins; Spectrophotometry, Ultraviolet; Thermodynamics | 2004 |
Stoichiometric and catalytic H/D incorporation by cationic iridium complexes: a common monohydrido-iridium intermediate.
Topics: Alcohols; Amines; Carboxylic Acids; Deuterium; Hydrogen; Iridium; Isotope Labeling; Organometallic Compounds | 2004 |
Partial specific volume and solvent interactions of amphipol A8-35.
Topics: Carbon; Deuterium; Heparin; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Structure; Molecular Weight; Polymers; Propylamines; Solvents; Viscosity; Water | 2004 |
Folding analysis of hormonal polypeptide calcitonins and the oxidized calcitonins using electrospray ionization mass spectrometry combined with H/D exchange.
Topics: Amino Acid Sequence; Animals; Calcitonin; Deuterium; Humans; Hydrogen; Molecular Sequence Data; Oxidation-Reduction; Protein Structure, Secondary; Salmon; Species Specificity; Spectrometry, Mass, Electrospray Ionization; Swine | 2004 |
A comparison of calculated NMR shielding probes.
Topics: Anisotropy; Benzene; Deuterium; Ethylenes; Hydrogen; Hydrogen Cyanide; Magnetic Resonance Spectroscopy; Methane; Protons | 2004 |
Structural characterization of methionine and leucine enkephalins by hydrogen/deuterium exchange and electrospray ionization tandem mass spectrometry.
Topics: Deuterium; Enkephalin, Leucine; Enkephalin, Methionine; Hydrogen; Spectrometry, Mass, Electrospray Ionization | 2005 |
Fast gas-phase hydrogen/deuterium exchange observed for a DNA G-quadruplex.
Topics: Deuterium; DNA; G-Quadruplexes; Gases; Guanosine; Hydrogen; Nucleic Acid Conformation; Spectroscopy, Fourier Transform Infrared | 2005 |
Reference wavelengths for strong lines of atomic hydrogen and deuterium.
Topics: Deuterium; Government Agencies; Hydrogen; Reference Standards; Reference Values; Reproducibility of Results; Sensitivity and Specificity; Spectrum Analysis; United States | 2004 |
Uncovering the hidden ground state of green fluorescent protein.
Topics: Biochemical Phenomena; Biochemistry; Deuterium; Deuterium Oxide; Diffusion; Green Fluorescent Proteins; Hydrogen; Kinetics; Light; Microscopy, Fluorescence; Models, Molecular; Mutation; Protons; Spectrometry, Fluorescence; Spectrophotometry; Time Factors; Ultraviolet Rays; Water | 2004 |
Biosynthesis of colitose: expression, purification, and mechanistic characterization of GDP-4-keto-6-deoxy-D-mannose-3-dehydrase (ColD) and GDP-L-colitose synthase (ColC).
Topics: Bacterial Proteins; Cloning, Molecular; Deoxy Sugars; Deuterium; Electrophoresis, Polyacrylamide Gel; Guanosine Diphosphate Sugars; Hexosyltransferases; Hydrogen; Ketone Oxidoreductases; Kinetics; NAD; Yersinia pseudotuberculosis | 2004 |
Hydrogen atom vs electron transfer in catecholase-mimetic oxidations by superoxometal complexes. Deuterium kinetic isotope effects.
Topics: Aminophenols; Biomimetics; Catalysis; Catechol Oxidase; Catechols; Deuterium; Electron Transport; Hydrogen; Hydrogen Bonding; Kinetics; Models, Molecular; Molecular Structure; Oxidation-Reduction; Oxidoreductases; Oxygen; Radioisotopes; Superoxides | 2005 |
Probing the structure of the infectious amyloid form of the prion-forming domain of HET-s using high resolution hydrogen/deuterium exchange monitored by mass spectrometry.
Topics: Amino Acid Sequence; Amyloid; Deuterium; Fungal Proteins; Hydrogen; Molecular Sequence Data; Peptides; Podospora; Prions; Protein Structure, Tertiary; Recombinant Proteins; Spectrometry, Mass, Electrospray Ionization | 2005 |
High-resolution spectroscopy of H2SO4, HDSO4, and D2SO4 vapor in the region 1200-10,000 cm(-1).
Topics: Deuterium; Gases; Hydrogen; Hydrogen Bonding; Models, Statistical; Molecular Structure; Oxygen; Pressure; Protein Conformation; Spectrophotometry; Spectrophotometry, Infrared; Spectroscopy, Fourier Transform Infrared; Sulfuric Acids; Temperature | 2005 |
Simultaneous 1H- or 2H-, 15N- and multiple-band-selective 13C-decoupling during acquisition in 13C-detected experiments with proteins and oligonucleotides.
Topics: Carbon Isotopes; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Nitrogen Isotopes; Oligonucleotides; Proteins; Ubiquitin | 2005 |
Quantitative peptidomics of mouse pituitary: comparison of different stable isotopic tags.
Topics: Amino Acid Sequence; Animals; Carboxypeptidase H; Chromatography, Liquid; Chromogranins; Deuterium; Hydrogen; Isotope Labeling; Mass Spectrometry; Mice; Molecular Sequence Data; Neuropeptides; Peptide Hormones; Pituitary Hormones; Proteomics; Spectrometry, Mass, Electrospray Ionization; Succinic Anhydrides; Tissue Extracts | 2005 |
Isotope effects for deuterium transfer between substrate and coenzyme in adenosylcobalamin-dependent glutamate mutase.
Topics: Catalysis; Chromatography, High Pressure Liquid; Cobamides; Deoxyadenosines; Deuterium; Deuterium Exchange Measurement; Energy Transfer; Escherichia coli Proteins; Free Radicals; Glutamic Acid; Holoenzymes; Hydrogen; Intramolecular Transferases; Kinetics; Spectrometry, Mass, Electrospray Ionization; Substrate Specificity | 2005 |
Solvent accessibility of native and hydrolyzed human complement protein 3 analyzed by hydrogen/deuterium exchange and mass spectrometry.
Topics: Amino Acid Sequence; Binding Sites; Complement C3; Complement Factor H; Deuterium; Fibrinogen; Humans; Hydrogen; Hydrolysis; In Vitro Techniques; Models, Molecular; Molecular Sequence Data; Peptide Fragments; Protein Conformation; Protein Subunits; Solvents; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2005 |
Probing the N(5)-H bond of the isoalloxazine moiety of flavin radicals by X- and W-band pulsed electron-nuclear double resonance.
Topics: Anisotropy; Deoxyribodipyrimidine Photo-Lyase; Deuterium; Electron Spin Resonance Spectroscopy; Electrons; Escherichia coli; Flavins; Hydrogen; Hydrogen Bonding; Models, Chemical; Molecular Structure; Nitrogen; Normal Distribution; Protons; Spectrometry, X-Ray Emission; Spectrophotometry; Temperature | 2005 |
Isolation of isomers based on hydrogen/deuterium exchange in the gas phase.
Topics: Deuterium; Gases; Hydrogen; Isomerism; Serine; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared | 2004 |
Quantum mode-coupling theory: formulation and applications to normal and supercooled quantum liquids.
Topics: Deuterium; Hydrogen; Microfluidics; Monte Carlo Method; Quantum Theory; Solvents; Thermodynamics; Time | 2005 |
Characterization of a novel metabolite intermediate of ziprasidone in hepatic cytosolic fractions of rat, dog, and human by ESI-MS/MS, hydrogen/deuterium exchange, and chemical derivatization.
Topics: Animals; Antipsychotic Agents; Chromatography, High Pressure Liquid; Cytochrome P-450 CYP3A; Cytochrome P-450 Enzyme System; Cytosol; Deuterium; Dogs; Humans; Hydrogen; Liver; Piperazines; Rats; Spectrometry, Mass, Electrospray Ionization; Thiazoles | 2005 |
Local and long-range stability in tandemly arrayed tetratricopeptide repeats.
Topics: Amino Acid Motifs; Circular Dichroism; Deuterium; Hydrogen; Models, Molecular; Protein Conformation; Protein Denaturation; Protein Engineering; Protein Folding; Proteins; Repetitive Sequences, Amino Acid; Thermodynamics | 2005 |
[Visible spectra analysis on edge recycling in HT-7 tokamak].
Topics: Algorithms; Deuterium; Hydrogen; Kinetics; Models, Chemical; Optics and Photonics; Spectrum Analysis | 2005 |
Production and X-ray crystallographic analysis of fully deuterated cytochrome P450cam.
Topics: Camphor 5-Monooxygenase; Crystallization; Crystallography, X-Ray; Deuterium; Escherichia coli; Hydrogen; Isotope Labeling; Models, Molecular; Neutrons; Protein Conformation; Pseudomonas putida; Water | 2005 |
Conformation of gramicidin a in water: inference from analysis of hydrogen/deuterium exchange behavior by matrix assisted laser desorption ionization mass spectrometry.
Topics: Anti-Infective Agents; Deuterium; Deuterium Exchange Measurement; Gramicidin; Hydrogen; Protein Structure, Secondary; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Water | 2005 |
Comparison of [3,4-13C2]glucose to [6,6-2H2]glucose as a tracer for glucose turnover by nuclear magnetic resonance.
Topics: Animals; Blood Glucose; Carbon Isotopes; Deuterium; Gluconeogenesis; Glucose; Hydrogen; Magnetic Resonance Spectroscopy; Male; Rats; Rats, Sprague-Dawley | 2005 |
Complicated water orientations in the minor groove of the B-DNA decamer d(CCATTAATGG)2 observed by neutron diffraction measurements.
Topics: Base Sequence; Deuterium; DNA; Hydrogen; Hydrogen Bonding; Neutron Diffraction; Nucleic Acid Conformation; Oligodeoxyribonucleotides; Water | 2005 |
Computational investigation and hydrogen/deuterium exchange of the fixed charge derivative tris(2,4,6-trimethoxyphenyl) phosphonium: implications for the aspartic acid cleavage mechanism.
Topics: Amino Acid Sequence; Aspartic Acid; Computational Biology; Cyclotrons; Deuterium; Hydrogen; Molecular Sequence Data; Organophosphorus Compounds; Peptides; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared | 2005 |
Measurement of solvent accessibility at protein-protein interfaces.
Topics: Amides; Antigen-Antibody Complex; Data Interpretation, Statistical; Deuterium; Hydrogen; Hydrogen-Ion Concentration; In Vitro Techniques; Kinetics; Ligands; Pepsin A; Peptide Fragments; Protein Binding; Proteins; Solvents; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2005 |
Pulsed hydrogen exchange and electrospray charge-state distribution as complementary probes of protein structure in kinetic experiments: implications for ubiquitin folding.
Topics: Animals; Cattle; Circular Dichroism; Deuterium; Hydrogen; Kinetics; Protein Conformation; Protein Folding; Proteins; Spectrometry, Mass, Electrospray Ionization; Ubiquitin | 2005 |
Mechanism of benzylsuccinate synthase: stereochemistry of toluene addition to fumarate and maleate.
Topics: Carbon-Carbon Lyases; Deuterium; Fumarates; Hydrogen; Maleates; Nuclear Magnetic Resonance, Biomolecular; Stereoisomerism; Succinates; Toluene | 2005 |
Dynamic changes in protein-protein interaction and protein phosphorylation probed with amine-reactive isotope tag.
Topics: Alanine; Amino Acid Substitution; Binding Sites; Blotting, Western; Cell Cycle Proteins; Checkpoint Kinase 2; Chromatography, Ion Exchange; Deuterium; DNA Damage; Electrophoresis, Polyacrylamide Gel; Hydrogen; Isotope Labeling; Methyl Methanesulfonate; Mutagenesis, Site-Directed; Mutagens; Phosphorylation; Protein Binding; Protein Serine-Threonine Kinases; Recombinant Proteins; Saccharomyces cerevisiae; Saccharomyces cerevisiae Proteins | 2005 |
Characterization of peptide folding nuclei by hydrogen/deuterium exchange-mass spectrometry.
Topics: Amides; Animals; Cattle; Circular Dichroism; Deuterium; Deuterium Exchange Measurement; Hydrogen; Pancreas; Peptide Fragments; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Trypsin Inhibitors | 2005 |
Liquid chromatography-mass spectrometry using the hydrogen/deuterium exchange reaction as a tool for impurity identification in pharmaceutical process development.
Topics: Caspofungin; Chromatography, High Pressure Liquid; Deuterium; Echinocandins; Hydrogen; Indoles; Lipopeptides; Peptides, Cyclic; Spectrometry, Mass, Electrospray Ionization; Sulfones; Technology, Pharmaceutical | 2005 |
Disulfide exchange in hydrogen-bonded cyclic assemblies: stereochemical self-selection by double dynamic chemistry.
Topics: Catalysis; Cyclization; Cystine; Deuterium; Disulfides; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Pyrimidinones; Stereoisomerism; Sulfhydryl Compounds; Time Factors | 2005 |
Local dynamics measured by hydrogen/deuterium exchange and mass spectrometry of creatine kinase digested by two proteases.
Topics: Amino Acid Sequence; Aspergillus; Creatine Kinase, MM Form; Deuterium; Deuterium Oxide; Hydrogen; Kinetics; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Pepsin A; Peptide Fragments; Peptide Hydrolases; Protein Structure, Secondary | 2005 |
Conformational differences between arrestin2 and pre-activated mutants as revealed by hydrogen exchange mass spectrometry.
Topics: Amino Acid Sequence; Arrestins; Deuterium; Hydrogen; Hydrogen Bonding; In Vitro Techniques; Models, Molecular; Molecular Sequence Data; Mutagenesis, Site-Directed; Phosphoproteins; Protein Conformation; Receptors, G-Protein-Coupled; Recombinant Proteins; Signal Transduction; Spectrometry, Mass, Electrospray Ionization; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2005 |
Deuterium and its role in the machinery of evolution.
Topics: Biological Evolution; Deuterium; Hydrogen; Models, Genetic; Mutation; Quantum Theory | 2006 |
Structural characterization of the apo form of a calcium binding protein from Entamoeba histolytica by hydrogen exchange and its folding to the holo state.
Topics: Amino Acid Sequence; Animals; Apoproteins; Binding Sites; Calcium; Calcium-Binding Proteins; Circular Dichroism; Deuterium; Entamoeba histolytica; Hydrogen; Light; Molecular Sequence Data; Protein Folding; Protozoan Proteins; Scattering, Radiation; Spectrophotometry, Ultraviolet; Thermodynamics; Water | 2005 |
First real-time measurement of the evolving 2H/1H ratio during water evaporation from plant leaves.
Topics: Carbon Dioxide; Deuterium; Ecosystem; Hydrogen; Isotopes; Oxygen Isotopes; Plant Leaves; Spectrophotometry, Infrared; Time Factors; Water | 2005 |
Water-protein hydrogen exchange in the micro-crystalline protein crh as observed by solid state NMR spectroscopy.
Topics: Amino Acid Sequence; Bacterial Proteins; Carbon Isotopes; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Phosphoenolpyruvate Sugar Phosphotransferase System; Protein Conformation; Water | 2005 |
Phenylalanine side chain behavior of the intestinal fatty acid-binding protein: the effect of urea on backbone and side chain stability.
Topics: Animals; Binding Sites; Crystallography, X-Ray; Deuterium; Diffusion; Dose-Response Relationship, Drug; Fatty Acid-Binding Proteins; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Conformation; p-Fluorophenylalanine; Phenylalanine; Polyethylene Glycols; Protein Binding; Protein Conformation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Rats; Urea | 2005 |
Structural evidence for non-canonical binding of Ca2+ to a canonical EF-hand of a conventional myosin.
Topics: Amino Acid Motifs; Animals; Binding Sites; Calcium; Calmodulin; Cations; Crystallography, X-Ray; Deuterium; Escherichia coli; Hydrogen; Kinetics; Ligands; Models, Molecular; Molecular Conformation; Muscle, Skeletal; Myosin Type II; Myosins; Physarum; Protein Binding; Protein Conformation; Protein Structure, Tertiary; Static Electricity; Time Factors | 2005 |
Detection of submicron-sized raft-like domains in membranes by small-angle neutron scattering.
Topics: 1,2-Dipalmitoylphosphatidylcholine; Biophysical Phenomena; Biophysics; Cholesterol; Deuterium; Hydrogen; Lipid Bilayers; Membrane Lipids; Nanotechnology; Neutron Diffraction; Particle Size; Phospholipids; Scattering, Radiation; Temperature | 2005 |
3D structure of Alzheimer's amyloid-beta(1-42) fibrils.
Topics: Alzheimer Disease; Amino Acid Sequence; Amyloid; Deuterium; Humans; Hydrogen; Models, Molecular; Molecular Sequence Data; Mutagenesis; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation | 2005 |
CLOPPA-IPPP analysis of electronic mechanisms of intermolecular (1h)J(A,H) and (2h)J(A,D) spin-spin coupling constants in systems with D-H...A hydrogen bonds.
Topics: Algorithms; Deuterium; Electrons; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Models, Chemical | 2005 |
Quantitating the statistical distribution of deuterium incorporation to extend the utility of H/D exchange MS data.
Topics: Deuterium; Deuterium Exchange Measurement; Entropy; Hydrogen; Peptide Fragments; Proteins; Protons; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Statistical Distributions | 2006 |
Bond selective dissociative electron attachment to thymine.
Topics: Anions; Carbon; Chemistry, Physical; Deuterium; Electrochemistry; Electrons; Hydrogen; Hydrogen Bonding; Kinetics; Mass Spectrometry; Models, Chemical; Molecular Conformation; Normal Distribution; Quantum Theory; Thymine | 2005 |
Proton and deuteron position preferences in water clusters: an ab initio study.
Topics: Chemistry, Physical; Deuterium; Deuterium Oxide; Hydrogen; Hydrogen Bonding; Models, Chemical; Models, Statistical; Oxygen; Protons; Temperature; Water | 2005 |
Effects of co-operative ligand binding on protein amide NH hydrogen exchange.
Topics: Amides; Bacterial Proteins; Deuterium; Folic Acid; Hydrogen; Hydrogen-Ion Concentration; Lacticaseibacillus casei; Ligands; Models, Molecular; NADP; Nuclear Magnetic Resonance, Biomolecular; Protein Binding; Protein Conformation; Temperature; Tetrahydrofolate Dehydrogenase; Thermodynamics; Trimethoprim | 2006 |
Ultra performance liquid chromatography (UPLC) further improves hydrogen/deuterium exchange mass spectrometry.
Topics: Chromatography, High Pressure Liquid; Cytochromes c; Data Interpretation, Statistical; Deuterium; Hydrogen; Mass Spectrometry; Peptides | 2006 |
Experimental and theoretical investigations of the inelastic and reactive scattering dynamics of O(3p) + D2.
Topics: Deuterium; Elasticity; Hydrogen; Oxygen; Quantum Theory; Thermodynamics | 2006 |
Incorporation of deuterium-labelled analogs of isopentenyl diphosphate for the elucidation of the stereochemistry of rubber biosynthesis.
Topics: Alkenes; Carbon; Deuterium; Geranyltranstransferase; Hemiterpenes; Hevea; Hydrogen; Magnetic Resonance Spectroscopy; Molecular Structure; Organophosphorus Compounds; Phosphates; Rubber; Stereoisomerism | 2006 |
Probing protein ligand interactions by automated hydrogen/deuterium exchange mass spectrometry.
Topics: Amino Acid Sequence; Automation; Deuterium; Fourier Analysis; Hydrogen; Ligands; Mass Spectrometry; Models, Molecular; Molecular Probes; Molecular Sequence Data; Proteins | 2006 |
Electronic spectroscopy of the A1A'' <-- X1A' system of CDF.
Topics: Deuterium; Fluorides; Hydrocarbons; Hydrogen; Methane; Models, Chemical; Quantum Theory; Rotation; Spectrometry, Fluorescence; Vibration | 2006 |
Vibrational dynamics of N-H, C-D, and C=O modes in formamide.
Topics: Carbon; Computer Simulation; Deuterium; Formamides; Hydrogen; Hydrogen Bonding; Isomerism; Models, Molecular; Spectrophotometry, Infrared; Time Factors; Vibration | 2006 |
Ligand-induced conformational changes in the acetylcholine-binding protein analyzed by hydrogen-deuterium exchange mass spectrometry.
Topics: Amino Acid Sequence; Animals; Binding Sites; Carrier Proteins; Deuterium; Hydrogen; Ligands; Lymnaea; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Nicotinic Agonists; Nicotinic Antagonists; Protein Conformation; Sequence Homology, Amino Acid; Solvents | 2006 |
Long-lived electron capture dissociation product ions experience radical migration via hydrogen abstraction.
Topics: Amino Acid Sequence; Deuterium; Free Radicals; Glycine; Hydrogen; Mass Spectrometry; Molecular Structure; Peptides | 2006 |
Folding kinetics of the S100A11 protein dimer studied by time-resolved electrospray mass spectrometry and pulsed hydrogen-deuterium exchange.
Topics: Animals; Calcium; Deuterium; Dimerization; Hydrogen; Kinetics; Protein Conformation; Protein Folding; Rabbits; Recombinant Proteins; S100 Proteins; Spectrometry, Mass, Electrospray Ionization | 2006 |
Optimal isotope labelling for NMR protein structure determinations.
Topics: Amino Acids; Calmodulin; Carbon; Carrier Proteins; Crystallography, X-Ray; Deuterium; Escherichia coli Proteins; Hydrogen; Isotope Labeling; Models, Molecular; Molecular Weight; Nuclear Magnetic Resonance, Biomolecular; Periplasmic Binding Proteins; Proteins | 2006 |
Collisions of DCl with pure and salty glycerol: enhancement of interfacial D --> H exchange by dissolved NaI.
Topics: Deuterium; Deuterium Exchange Measurement; Glycerol; Hydrogen; Mass Spectrometry; Sodium Chloride; Sodium Iodide; Solutions | 2006 |
Tunneling chemical reactions D + H2 --> DH + H and D + DH --> D2 + H in solid D2-H2 and HD-H2 mixtures: an electron-spin-resonance study.
Topics: Deuterium; Electron Spin Resonance Spectroscopy; Hydrogen; Kinetics | 2006 |
Ultrafast interfacial proton-coupled electron transfer.
Topics: Deuterium; Electron Transport; Electrons; Hydrogen; Protons; Titanium; Water | 2006 |
The folding energy landscape of apoflavodoxin is rugged: hydrogen exchange reveals nonproductive misfolded intermediates.
Topics: Apoproteins; Azotobacter vinelandii; Biophysical Phenomena; Biophysics; Deuterium; Flavodoxin; Hydrogen; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Folding; Thermodynamics | 2006 |
Knots in rings. The circular knotted protein Momordica cochinchinensis trypsin inhibitor-II folds via a stable two-disulfide intermediate.
Topics: Amino Acid Motifs; Amino Acid Sequence; Animals; Cattle; Chromatography, High Pressure Liquid; Cyclotides; Cysteine; Deuterium; Disulfides; Hydrogen; In Vitro Techniques; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Chaperones; Molecular Conformation; Molecular Sequence Data; Oxygen; Plant Proteins; Protein Binding; Protein Conformation; Protein Denaturation; Protein Folding; Spectrometry, Mass, Electrospray Ionization; Trypsin; Trypsin Inhibitors | 2006 |
Characterization of protein expression and folding in cell-free systems by maldi-tof mass spectrometry.
Topics: Amino Acid Sequence; Apoproteins; Cell-Free System; Deuterium; Hydrogen; Molecular Sequence Data; Myoglobin; Protein Conformation; Protein Folding; Proteins; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Staphylococcal Protein A; Time Factors | 2006 |
Comparison of hydrogen determination with X-ray and neutron crystallography in a human aldose reductase-inhibitor complex.
Topics: Aldehyde Reductase; Binding Sites; Crystallization; Crystallography, X-Ray; Deuterium; Humans; Hydrogen; Hydrogen Bonding; Models, Molecular; Molecular Structure; NADP; Neutron Diffraction; Protein Conformation; Protons | 2006 |
Hydrogen-isotope scrambling on doped sodium alanate.
Topics: Aluminum Compounds; Catalysis; Deuterium; Hydrogen; Hydrogenation; Sodium Compounds; Titanium | 2006 |
Biocatalytic deuterium- and hydrogen-transfer using over-expressed ADH-'A': enhanced stereoselectivity and 2H-labeled chiral alcohols.
Topics: Alcohol Dehydrogenase; Alcohols; Catalysis; Deuterium; Escherichia coli; Feasibility Studies; Hydrogen; Isotope Labeling; Ketones; Molecular Structure; Rhodococcus; Stereoisomerism | 2006 |
Mass spectrometry techniques for detection of ligand-dependent changes in the conformational flexibility of cellular retinol-binding protein type I localized by hydrogen/deuterium exchange.
Topics: Amino Acid Sequence; Animals; Binding Sites; Deuterium; Hydrogen; In Vitro Techniques; Ligands; Models, Molecular; Molecular Sequence Data; Peptide Fragments; Protein Conformation; Rats; Retinol-Binding Proteins; Retinol-Binding Proteins, Cellular; Spectrometry, Mass, Electrospray Ionization; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2006 |
A normal equilibrium isotope effect for oxidative addition of H2 to (eta6-anthracene)Mo(PMe3)3.
Topics: Anthracenes; Deuterium; Hydrogen; Molecular Conformation; Molybdenum; Organometallic Compounds; Oxidation-Reduction; Stereoisomerism; Temperature | 2006 |
Hydrogen-deuterium exchange between TpRu(PMe3)(L)X (L = PMe3 and X = OH, OPh, Me, Ph, or NHPh; L = NCMe and X = Ph) and deuterated arene solvents: evidence for metal-mediated processes.
Topics: Cadmium Compounds; Deuterium; Hydrogen; Ligands; Mesylates; Metals; Microscopy, Electron; Organometallic Compounds; Ruthenium; Selenium Compounds; Solvents; Spectrum Analysis; Temperature | 2006 |
New insights into the self-assembly of insulin amyloid fibrils: an H-D exchange FT-IR study.
Topics: Amyloid; Animals; Cattle; Deuterium; Dimethyl Sulfoxide; Hydrogen; Insulin; Scattering, Radiation; Spectrometry, Fluorescence; Spectroscopy, Fourier Transform Infrared; Thermodynamics | 2006 |
Mapping allostery through equilibrium perturbation NMR spectroscopy.
Topics: Allosteric Regulation; Binding Sites; Deuterium; Hydrogen; Ligands; Magnetic Resonance Spectroscopy; Sensitivity and Specificity | 2006 |
Transport of atomic hydrogen through graphite and its reaction with azoaromatic compounds.
Topics: Azo Compounds; Deuterium; Dialysis; Graphite; Hydrogen; Iron; Kinetics; Oxidation-Reduction; Water Purification | 2006 |
Excited-state double-proton transfer in the 7-azaindole dimer in the gas phase. 2. Cooperative nature of double-proton transfer revealed by H/D kinetic isotopic effects.
Topics: Deuterium; Deuterium Exchange Measurement; Dimerization; Gases; Hydrogen; Indoles; Isotopes; Kinetics; Molecular Structure; Protons | 2005 |
Computational study of the ion-molecule reactions involving fluxional cations: CH4+ + H2--> CH5+ + H and isotope effect.
Topics: Cations; Computer Simulation; Deuterium; Hydrogen; Ions; Methane; Models, Chemical; Quantum Theory; Temperature | 2005 |
The role of protein dynamics in increasing binding affinity for an engineered protein-protein interaction established by H/D exchange mass spectrometry.
Topics: Binding Sites; Circular Dichroism; Deuterium; Human Growth Hormone; Humans; Hydrogen; Kinetics; Mass Spectrometry; Membrane Proteins; Protein Engineering; Protein Folding; Protein Structure, Secondary; Protein Structure, Tertiary | 2006 |
Collective solvent coordinates for the infrared spectrum of HOD in D2O based on an ab initio electrostatic map.
Topics: Computer Simulation; Deuterium; Electrons; Hydrogen; Models, Molecular; Molecular Conformation; Oxygen; Solvents; Spectrophotometry, Infrared; Static Electricity; Vibration; Water | 2005 |
In situ (1)H and (13)C MAS NMR kinetic study of the mechanism of H/D exchange for propane on zeolite H-ZSM-5.
Topics: Adsorption; Algorithms; Carbon; Catalysis; Deuterium; Energy Transfer; Hydrogen; Ion Exchange; Kinetics; Magnetic Resonance Spectroscopy; Propane; Zeolites | 2005 |
Assignments of the Pfr-Pr FTIR difference spectrum of cyanobacterial phytochrome Cph1 using 15N and 13C isotopically labeled phycocyanobilin chromophore.
Topics: Carbon Isotopes; Cyanobacteria; Deuterium; DNA Primers; Hydrogen; Isotope Labeling; Kinetics; Models, Molecular; Molecular Conformation; Phycobilins; Phycocyanin; Phytochrome; Spectroscopy, Fourier Transform Infrared | 2005 |
Stable-hydrogen isotope heterogeneity in keratinous materials: mass spectrometry and migratory wildlife tissue subsampling strategies.
Topics: Animal Migration; Animals; Animals, Wild; Birds; Chickens; Deuterium; Feathers; Hydrogen; Keratins; Mass Spectrometry | 2006 |
Fractionation of hydrogen isotopes between crystalline hydrates and saturated solution of cobalt dichloride.
Topics: Chemical Fractionation; Cobalt; Deuterium; Hydrogen; Models, Chemical; Water | 2006 |
Substitution of hydrogen by deuterium changes the regioselectivity of ethylbenzene hydroxylation by an oxo-iron-porphyrin catalyst.
Topics: Benzene Derivatives; Catalysis; Cytochrome P-450 Enzyme System; Deuterium; Hydrogen; Hydroxylation; Iron; Mathematical Computing; Metalloporphyrins; Models, Chemical | 2006 |
RNA fragmentation in MALDI mass spectrometry studied by H/D-exchange: mechanisms of general applicability to nucleic acids.
Topics: Data Interpretation, Statistical; Deuterium; DNA; Glycosides; Hydrogen; Hydroxylation; Nucleic Acids; RNA; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2006 |
Oligosaccharide structures studied by hydrogen-deuterium exchange and MALDI-TOF mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Molecular Structure; Oligosaccharides; Sensitivity and Specificity; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2006 |
Structural changes in bacteriorhodopsin following retinal photoisomerization from the 13-cis form.
Topics: Bacteriorhodopsins; Deuterium; Hydrogen; Isomerism; Molecular Structure; Photochemistry; Protons; Retina; Schiff Bases; Spectroscopy, Fourier Transform Infrared | 2006 |
Deuterium/hydrogen ratio analysis of thymol, carvacrol, gamma-terpinene and p-cymene in thyme, savory and oregano essential oils by gas chromatography-pyrolysis-isotope ratio mass spectrometry.
Topics: Cyclohexane Monoterpenes; Cymenes; Deuterium; Gas Chromatography-Mass Spectrometry; Hydrogen; Molecular Structure; Monoterpenes; Oils, Volatile; Reproducibility of Results; Thymol; Thymus Plant | 2006 |
Mechanism of anaerobic degradation of triethanolamine by a homoacetogenic bacterium.
Topics: Acetaldehyde; Acetates; Acetobacterium; Ammonia; Biochemical Phenomena; Biochemistry; Biodegradation, Environmental; Deuterium; Ethanol; Ethanolamines; Ethylene Glycols; Free Radicals; Hydrogen; Magnetic Resonance Spectroscopy; Models, Chemical | 2006 |
Domain swapping in p13suc1 results in formation of native-like, cytotoxic aggregates.
Topics: Animals; Cell Cycle Proteins; Deuterium; Humans; Hydrogen; Models, Molecular; Protein Conformation; Protein Folding; Protein Renaturation; Protein Structure, Tertiary; Schizosaccharomyces pombe Proteins; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2006 |
Activation of ubiquitin ligase SCF(Skp2) by Cks1: insights from hydrogen exchange mass spectrometry.
Topics: Carrier Proteins; CDC2-CDC28 Kinases; Cyclin-Dependent Kinases; Deuterium; Enzyme Activation; Humans; Hydrogen; Mass Spectrometry; Models, Molecular; Peptides; Protein Conformation; S-Phase Kinase-Associated Proteins; SKP Cullin F-Box Protein Ligases; Solvents | 2006 |
Biochemical aromatization of 2-methyleneandrostenedione: stereochemistry of hydrogen removal at the C-1 position.
Topics: Androstenedione; Aromatase Inhibitors; Deuterium; Hydrogen; Isomerism; Molecular Conformation; Molecular Structure | 2006 |
High resolution 1H detected 1H,13C correlation spectra in MAS solid-state NMR using deuterated proteins with selective 1H,2H isotopic labeling of methyl groups.
Topics: Animals; Carbon Isotopes; Chickens; Deuterium; Hydrogen; Isotope Labeling; Nuclear Magnetic Resonance, Biomolecular; Proteins; Spectrin | 2006 |
Supercritical fluid chromatography reduction of hydrogen/deuterium back exchange in solution-phase hydrogen/deuterium exchange with mass spectrometric analysis.
Topics: Amino Acid Sequence; Chromatography, Supercritical Fluid; Deuterium; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Myoglobin | 2006 |
Mapping protein dynamics in catalytic intermediates of the redox-driven proton pump cytochrome c oxidase.
Topics: Biological Transport; Deuterium; Electron Transport Complex IV; Hydrogen; Mass Spectrometry; Oxidation-Reduction; Protein Structure, Tertiary; Protein Subunits; Protons; Rhodobacter sphaeroides | 2006 |
Protonated heme.
Topics: Computer Simulation; Deuterium; Deuterium Exchange Measurement; Heme; Hydrogen; Ligands; Models, Chemical; Molecular Structure; Peroxidases; Protons; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared; Time Factors | 2007 |
HCl and DCl: a case study of different approaches for determining photo fractionation constants.
Topics: Absorption; Algorithms; Atmosphere; Deuterium; Extraterrestrial Environment; Hydrochloric Acid; Hydrogen; Photochemistry; Photolysis; Spectrum Analysis; Time Factors | 2006 |
Mapping ERK2-MKP3 binding interfaces by hydrogen/deuterium exchange mass spectrometry.
Topics: Amino Acid Sequence; Binding Sites; Deuterium; Dual-Specificity Phosphatases; Hydrogen; Mass Spectrometry; Mitogen-Activated Protein Kinase 1; Mitogen-Activated Protein Kinase Phosphatases; Models, Molecular; Molecular Sequence Data; Mutagenesis, Site-Directed; Protein Conformation; Protein Tyrosine Phosphatases | 2006 |
Analysis of the H + D2 reaction mechanism through consideration of the intrinsic reactant polarisation.
Topics: Deuterium; Hydrogen; Models, Chemical; Models, Molecular; Quantum Theory | 2006 |
Hydrogen exchange during cellulose synthesis distinguishes climatic and biochemical isotope fractionations in tree rings.
Topics: Cellulose; Climate; Deuterium; Hydrogen; Picea; Plant Leaves; Quercus; Soil; Water | 2006 |
Metabolic processes account for the majority of the intracellular water in log-phase Escherichia coli cells as revealed by hydrogen isotopes.
Topics: Deuterium; Energy Metabolism; Escherichia coli; Hydrogen; Intracellular Fluid; Water | 2006 |
Organic globules in the Tagish Lake meteorite: remnants of the protosolar disk.
Topics: Carbon; Carbon Isotopes; Deuterium; Hydrogen; Ice; Meteoroids; Nitrogen; Nitrogen Isotopes; Oxygen; Temperature; Ultraviolet Rays | 2006 |
Destabilization of transthyretin by pathogenic mutations in the DE loop.
Topics: Amyloid; Calorimetry, Differential Scanning; Circular Dichroism; Cloning, Molecular; Deuterium; Dimerization; Drug Stability; Escherichia coli; Genetic Variation; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Mutation; Prealbumin; Protein Conformation; Recombinant Proteins | 2007 |
Ultrafast deactivation processes in aminopyridine clusters: excitation energy dependence and isotope effects.
Topics: Aminopyridines; Base Pairing; Deuterium; Dimerization; Hydrogen; Hydrogen Bonding; Models, Molecular; Spectrophotometry; Thermodynamics | 2006 |
Farnesyl diphosphate synthase: the art of compromise between substrate selectivity and stereoselectivity.
Topics: Artemisia; Binding Sites; Butadienes; Catalysis; Deuterium; Diphosphates; Diterpenes; Escherichia coli; Gas Chromatography-Mass Spectrometry; Geranyltranstransferase; Hemiterpenes; Hydrogen; Isomerism; Methanobacteriaceae; Models, Chemical; Pentanes; Polyisoprenyl Phosphates; Pyrococcus furiosus; Substrate Specificity; Time Factors | 2006 |
Isotopic compositions of cometary matter returned by Stardust.
Topics: Carbon Isotopes; Deuterium; Hydrogen; Isotopes; Meteoroids; Neon; Nitrogen Isotopes; Noble Gases; Oxygen Isotopes; Spacecraft | 2006 |
Observation of zwitterion formation in the gas-phase H/D-exchange with CH(3)OD: solution-phase structures in the gas phase.
Topics: Deuterium; Deuterium Exchange Measurement; Gases; Hydrogen; Kinetics; Mass Spectrometry; Models, Molecular; Molecular Conformation; Spectrophotometry, Infrared | 2007 |
On the mechanism of an asymmetric alpha,beta-unsaturated carboxylic acid hydrogenation: application to the synthesis of a PGD2 receptor antagonist.
Topics: Alkenes; Carboxylic Acids; Deuterium; Hydrogen; Hydrogenation; Kinetics; Molecular Structure; Pressure; Receptors, Immunologic; Receptors, Prostaglandin; Stereoisomerism; Temperature | 2006 |
Temperature- and solvent-dependent binding of dihydrogen in iridium pincer complexes.
Topics: Binding Sites; Deuterium; Hydrogen; Iridium; Kinetics; Magnetic Resonance Spectroscopy; Molecular Conformation; Organometallic Compounds; Pentanes; Reference Standards; Solvents; Temperature; Toluene | 2006 |
Hydrogen/deuterium scrambling during quadrupole time-of-flight MS/MS analysis of a zinc-binding protein domain.
Topics: Carrier Proteins; Deuterium; Gases; Hydrogen; Hydrogen Bonding; Ions; Isotope Labeling; Kinetics; Mass Spectrometry; Protein Conformation; Protein Folding; Protein Structure, Tertiary; Solutions | 2007 |
H/D isotope effects on protein hydration and interaction in solution.
Topics: Animals; Deuterium; Deuterium Oxide; Hemoglobin A; Horses; Humans; Hydrogen; Immunoglobulin G; In Vitro Techniques; Methemoglobin; Nuclear Magnetic Resonance, Biomolecular; Proteins; Solutions; Water | 2006 |
A structural core within apolipoprotein C-II amyloid fibrils identified using hydrogen exchange and proteolysis.
Topics: Amino Acid Motifs; Amino Acid Sequence; Amyloid; Apolipoprotein C-II; Benzothiazoles; Chromatography, High Pressure Liquid; Circular Dichroism; Deuterium; Deuterium Exchange Measurement; Dose-Response Relationship, Drug; Electrophoresis, Agar Gel; Endopeptidase K; Fluorescent Dyes; Humans; Hydrogen; Hydrolysis; Kinetics; Mass Spectrometry; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Folding; Protein Structure, Tertiary; Serine Endopeptidases; Spectrometry, Fluorescence; Thiazoles; Time Factors; Trypsin | 2007 |
Beta-sheet core of human prion protein amyloid fibrils as determined by hydrogen/deuterium exchange.
Topics: Amyloid; Chromatography, High Pressure Liquid; Deuterium; Humans; Hydrogen; Mass Spectrometry; Peptide Mapping; Peptides; Prion Diseases; Prions; Protein Conformation; Protein Folding; Protein Structure, Secondary; Protein Structure, Tertiary | 2007 |
An acidity scale of tetrafluoroborate salts of phosphonium and iron hydride compounds in [D2]dichloromethane.
Topics: Acids; Borates; Boric Acids; Deuterium; Ferric Compounds; Ferrous Compounds; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Methylene Chloride; Organophosphorus Compounds; Salts; Solvents | 2007 |
High resolution 15N NMR of the 225 K phase transition of ammonia borane (NH3BH3): mixed order-disorder and displacive behavior.
Topics: Ammonia; Biophysics; Boranes; Chemistry, Physical; Deuterium; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Models, Chemical; Models, Theoretical; Molecular Conformation; Nitrogen; Temperature | 2007 |
UltraSOFAST HMQC NMR and the repetitive acquisition of 2D protein spectra at Hz rates.
Topics: Amides; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Protein Folding; Proteins; Sensitivity and Specificity; Time Factors; Ubiquitin | 2007 |
Discrete thermal patterns of hydrogen and deuterium molecules enclathrated in confined hydrate cages.
Topics: Deuterium; Deuterium Oxide; Furans; Hydrogen; Neutron Diffraction; Sensitivity and Specificity; Temperature | 2007 |
An epigenetic mark generated by the incorporation of CENP-A into centromeric nucleosomes.
Topics: Animals; Autoantigens; Base Sequence; Centromere; Centromere Protein A; Chromosomal Proteins, Non-Histone; Deuterium; Epigenesis, Genetic; Histones; Hydrogen; Molecular Conformation; Nucleosomes; Protein Structure, Tertiary | 2007 |
Are carboxyl groups the most acidic sites in amino acids? Gas-phase acidity, H/D exchange experiments, and computations on cysteine and its conjugate base.
Topics: Acids; Amino Acids; Benzyl Alcohol; Cysteine; Deuterium; Fourier Analysis; Gases; Hydrogen; Hydrogen Bonding; Mass Spectrometry; Molecular Conformation; Spectrometry, Mass, Electrospray Ionization; Sulfhydryl Compounds | 2007 |
Performance evaluation of elemental analysis/isotope ratio mass spectrometry methods for the determination of the D/H ratio in tetramethylurea and other compounds--results of a laboratory inter-comparison.
Topics: Calibration; Capsules; Deuterium; Ethanol; Hydrogen; Magnetic Resonance Spectroscopy; Methylurea Compounds; Oxygen Isotopes; Oxygen Radioisotopes; Reproducibility of Results; Solvents; Water | 2007 |
Deuteronation and aging.
Topics: Aging; Animals; Deuterium; Deuterium Oxide; Hydrogen; Isotopes; Models, Chemical; Molecular Structure; Neutrons; Protons; Rats; Rats, Sprague-Dawley | 2007 |
An internal equilibrium preorganizes the enzyme-substrate complex for hydride tunneling in choline oxidase.
Topics: Alcohol Oxidoreductases; Arthrobacter; Catalysis; Deuterium; Flavins; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Oxygen; Quantum Theory; Thermodynamics | 2007 |
Measurement and modeling of oxidation rate of hydrogen isotopic gases by soil.
Topics: Deuterium; Hydrogen; Oxidation-Reduction; Soil Microbiology; Soil Pollutants, Radioactive; Temperature; Tritium; Water | 2007 |
Hydrogen/deuterium exchange mass spectrometric analysis of conformational changes accompanying the assembly of the yeast prion Ure2p into protein fibrils.
Topics: Amino Acid Sequence; Deuterium; Glutathione Peroxidase; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Peptide Mapping; Prions; Protein Structure, Quaternary; Saccharomyces cerevisiae; Saccharomyces cerevisiae Proteins | 2007 |
Characterization of benzimidazole and other oxidative and conjugative metabolites of brimonidine in vitro and in rats in vivo using on-line HID exchange LC-MS/MS and stable-isotope tracer techniques.
Topics: Adrenergic alpha-Agonists; Aldehyde Oxidase; Animals; Benzimidazoles; Brimonidine Tartrate; Deuterium; Humans; Hydrogen; In Vitro Techniques; Male; Microsomes, Liver; Models, Biological; Quinoxalines; Rabbits; Rats; Rats, Sprague-Dawley; Tandem Mass Spectrometry | 2007 |
Cooperative triple-proton/hydrogen atom relay in 7-azaindole(CH3OH)2 in the gas phase: remarkable change in the reaction mechanism from vibrational-mode specific to statistical fashion with increasing internal energy.
Topics: Deuterium; Gases; Hydrogen; Hydrogen Bonding; Indoles; Methanol; Protons; Spectrometry, Fluorescence; Thermodynamics; Vibration | 2007 |
Characterizing protein structure in amorphous solids using hydrogen/deuterium exchange with mass spectrometry.
Topics: Amino Acid Sequence; Calmodulin; Calorimetry, Differential Scanning; Chromatography, High Pressure Liquid; Deuterium; Freeze Drying; Hydrogen; Molecular Sequence Data; Molecular Structure; Peptide Fragments; Powder Diffraction; Protein Structure, Secondary; Proteins; Recombinant Proteins; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared | 2007 |
H and other transfers in enzymes and in solution: theory and computations, a unified view. 2. Applications to experiment and computations.
Topics: Deuterium; Energy Transfer; Enzymes; Hydrogen; Kinetics; Models, Chemical; Solutions | 2007 |
The Deuterator: software for the determination of backbone amide deuterium levels from H/D exchange MS data.
Topics: Amides; Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Peptide Fragments; Software | 2007 |
Stable intermediate states and high energy barriers in the unfolding of GFP.
Topics: Circular Dichroism; Deuterium; Green Fluorescent Proteins; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Protein Denaturation; Protein Folding; Thermodynamics | 2007 |
Constraining past global tropospheric methane budgets with carbon and hydrogen isotope ratios in ice.
Topics: Animals; Atmosphere; Carbon Isotopes; Deuterium; Ecosystem; Greenhouse Effect; Greenland; Hydrogen; Ice; Methane; Plants | 2007 |
Structural identification of trace level enol tautomer impurity by on-line hydrogen/deuterium exchange HR-LC/MS in a LTQ-Orbitrap hybrid mass spectrometer.
Topics: Calibration; Chromatography, High Pressure Liquid; Deuterium; Drug Contamination; Hydrogen; Mass Spectrometry; Online Systems; Pharmaceutical Preparations; Spectrophotometry, Ultraviolet; Spectroscopy, Fourier Transform Infrared | 2007 |
Hydrogen bonding and Raman, IR, and 2D-IR spectroscopy of dilute HOD in liquid D2O.
Topics: Deuterium; Electrons; Gases; Hydrogen; Hydrogen Bonding; Indicator Dilution Techniques; Oxygen; Spectrophotometry, Infrared; Spectrum Analysis, Raman; Temperature; Water | 2007 |
An algorithm for the deconvolution of mass spectroscopic patterns in isotope labeling studies. Evaluation for the hydrogen-deuterium exchange reaction in ketones.
Topics: Algorithms; Deuterium; Hydrogen; Isotope Labeling; Ketones; Mass Spectrometry | 2007 |
Coupling of hydrogenic tunneling to active-site motion in the hydrogen radical transfer catalyzed by a coenzyme B12-dependent mutase.
Topics: Binding Sites; Catalysis; Cobamides; Deuterium; Free Radicals; Hydrogen; Intramolecular Transferases; Kinetics; Models, Chemical; Models, Molecular; Motion; Quantum Theory; Vitamin B 12 | 2007 |
Effects of excipients on protein conformation in lyophilized solids by hydrogen/deuterium exchange mass spectrometry.
Topics: Amino Acid Sequence; Chemistry, Pharmaceutical; Deuterium; Excipients; Freeze Drying; Hydrogen; Molecular Sequence Data; Protein Conformation; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared | 2008 |
Reactions of high translational energy hydrogen atoms with propane.
Topics: Bromine; Deuterium; Hydrogen; Photolysis; Propane | 2008 |
Energetics of the native energy landscape of a two-domain calcium sensor protein: distinct folding features of the two domains.
Topics: Algorithms; Animals; Calcium; Calcium Signaling; Calcium-Binding Proteins; Circular Dichroism; Deuterium; Deuterium Exchange Measurement; Entamoeba histolytica; Hydrogen; Hydrogen-Ion Concentration; Models, Molecular; Protein Folding; Protein Structure, Tertiary; Protozoan Proteins; Spectrophotometry, Ultraviolet; Thermodynamics | 2007 |
Regioselective synthesis of 1I,1II,5I,5II,6I,6I,6II,6II-2H8-cellobiose.
Topics: Acetamides; Carbohydrate Conformation; Carbohydrate Sequence; Cellobiose; Chloroacetates; Chromatography, Thin Layer; Deuterium; Gluconates; Glucose; Glycosides; Hydrogen; Lactones; Magnetic Resonance Spectroscopy; Models, Chemical; Molecular Conformation; Molecular Sequence Data; Pyrans; Stereoisomerism; Trichloroacetic Acid; Water | 2007 |
Folding mechanism of an ankyrin repeat protein: scaffold and active site formation of human CDK inhibitor p19(INK4d).
Topics: Ankyrin Repeat; Binding Sites; Cyclin-Dependent Kinase Inhibitor p19; Deuterium; Humans; Hydrogen; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Protein Folding; Protein Structure, Tertiary | 2007 |
Density functional calculations of oxygen, nitrogen and hydrogen electric field gradient and chemical shielding tensors to study hydrogen bonding properties of peptide group (O=C-NH) in crystalline acetamide.
Topics: Acetamides; Crystallization; Deuterium; Electricity; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Models, Chemical; Nitrogen; Nitrogen Isotopes; Oxygen; Oxygen Isotopes; Peptides | 2008 |
Purification of dinosterol for hydrogen isotopic analysis using high-performance liquid chromatography-mass spectrometry.
Topics: Chemical Fractionation; Cholestenes; Chromatography, High Pressure Liquid; Deuterium; Geologic Sediments; Hydrogen; Mass Spectrometry; Reproducibility of Results; Sensitivity and Specificity | 2007 |
Carbonyl allylation in the absence of preformed allyl metal reagents: reverse prenylation via iridium-catalyzed hydrogenative coupling of dimethylallene.
Topics: Aldehydes; Carbon; Catalysis; Chemistry, Organic; Deuterium; Hydrogen; Iridium; Magnetic Resonance Spectroscopy; Metals; Models, Chemical; Oxygen; Silanes | 2007 |
Heme attachment motif mobility tunes cytochrome c redox potential.
Topics: Amino Acid Motifs; Amino Acid Sequence; Bacteria; Bacterial Proteins; Cytochrome c Group; Deuterium; Electrochemistry; Genetic Variation; Heme; Histidine; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Kinetics; Models, Molecular; Mutation; Nuclear Magnetic Resonance, Biomolecular; Oxidation-Reduction; Plasmids; Protein Conformation; Pseudomonas aeruginosa; Solubility; Templates, Genetic | 2007 |
Intrinsic deuterium kinetic isotope effects in glutamate mutase measured by an intramolecular competition experiment.
Topics: Binding, Competitive; Biotechnology; Catalysis; Chemistry; Cobamides; Deuterium; Enzymes; Hydrogen; Intramolecular Transferases; Kinetics; Models, Chemical; Molecular Conformation; N-Methylaspartate; Spectrometry, Mass, Electrospray Ionization; Temperature | 2007 |
Efficient and convenient heterogeneous palladium-catalyzed regioselective deuteration at the benzylic position.
Topics: Benzene Derivatives; Carbon; Catalysis; Deuterium; Deuterium Oxide; Ethylenediamines; Hydrogen; Molecular Structure; Palladium; Solvents; Stereoisomerism | 2008 |
A two-stage differential hydrogen deuterium exchange method for the rapid characterization of protein/ligand interactions.
Topics: Chromatography, High Pressure Liquid; Deuterium; Hydrogen; Ligands; Mass Spectrometry; Protein Binding; Proteins | 2007 |
Homogeneous catalytic reduction of dioxygen using transfer hydrogenation catalysts.
Topics: Amines; Benzoquinones; Catalysis; Deuterium; Ethylenediamines; Hydrogen; Hydrogenation; Iridium; Kinetics; Magnetic Resonance Spectroscopy; Models, Chemical; Organometallic Compounds; Oxidation-Reduction; Oxygen; Ruthenium; Spectrophotometry, Ultraviolet; Thermodynamics; Toluene; Water | 2007 |
Phosphoinositide binding regulates alpha-actinin CH2 domain structure: analysis by hydrogen/deuterium exchange mass spectrometry.
Topics: Actin Cytoskeleton; Actinin; Deuterium; Humans; Hydrogen; Integrins; Mass Spectrometry; Models, Molecular; Phosphatidylinositol 4,5-Diphosphate; Protein Structure, Secondary; Protein Structure, Tertiary | 2007 |
Anion modulation of the 1H/2H exchange rates in backbone amide protons monitored by NMR spectroscopy.
Topics: Amides; Anions; Bacterial Proteins; Deuterium; Hydrogen; Monosaccharide Transport Proteins; Nuclear Magnetic Resonance, Biomolecular; Protons; Thiocyanates | 2007 |
Understanding cAMP-dependent allostery by NMR spectroscopy: comparative analysis of the EPAC1 cAMP-binding domain in its apo and cAMP-bound states.
Topics: Allosteric Regulation; Apoproteins; ATP-Binding Cassette Transporters; Catalytic Domain; Cyclic AMP; Cyclic AMP-Dependent Protein Kinases; Deuterium; Eukaryotic Cells; Guanine Nucleotide Exchange Factors; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Phosphates; rap GTP-Binding Proteins; rap1 GTP-Binding Proteins; Receptors, Cyclic AMP | 2007 |
Preparation and characterization of 4-dimethylaminopyridine-stabilized palladium nanoparticles.
Topics: 4-Aminopyridine; Crystallography, X-Ray; Deuterium; Deuterium Oxide; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Structure; Nanoparticles; Organometallic Compounds; Palladium; Particle Size; Surface Properties | 2007 |
Exclusion of the native alpha-helix from the amyloid fibrils of a mixed alpha/beta protein.
Topics: Amyloid; Amyloid beta-Peptides; Cystatins; Deuterium; Dimerization; Escherichia coli; Humans; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Kinetics; Models, Chemical; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Proline; Protein Conformation; Protein Denaturation; Protein Structure, Secondary; Protein Structure, Tertiary; Stereoisomerism; Time Factors | 2008 |
Conformational equilibria and rates of localized motion within hepatitis B virus capsids.
Topics: Amino Acid Sequence; Capsid Proteins; Computer Simulation; Deuterium; Dimerization; Escherichia coli; Hepatitis Viruses; Humans; Hydrogen; Hydrolysis; Hydrophobic and Hydrophilic Interactions; Kinetics; Models, Biological; Models, Chemical; Models, Molecular; Molecular Sequence Data; Motion; Protein Conformation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Protein Structure, Tertiary; Recombinant Proteins; Temperature; Thermodynamics; Thermolysin; Time Factors; Trypsin; Urea | 2008 |
Hydrogen-deuterium exchange mass spectrometry for investigation of backbone dynamics of oxidized and reduced cytochrome P450cam.
Topics: Camphor 5-Monooxygenase; Deuterium; Escherichia coli; Hydrogen; Mass Spectrometry; Plasmids | 2008 |
Structural elements involved in proton translocation by cytochrome c oxidase as revealed by backbone amide hydrogen-deuterium exchange of the E286H mutant.
Topics: Amides; Deuterium; Electron Transport Complex IV; Hydrogen; Kinetics; Models, Biological; Models, Molecular; Mutation; Oxidation-Reduction; Protein Structure, Secondary; Proton Pumps; Rhodobacter sphaeroides; Structure-Activity Relationship; Tandem Mass Spectrometry | 2008 |
Mutations in the hydrophobic core of ubiquitin differentially affect its recognition by receptor proteins.
Topics: Alanine; Amino Acid Motifs; Amino Acid Sequence; Amino Acid Substitution; Carrier Proteins; Deuterium; DNA-Binding Proteins; Dose-Response Relationship, Drug; Glutathione Transferase; Glycine; Guanidine; Humans; Hydrogen; Hydrogen Bonding; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Ligands; Lysine; Models, Molecular; Mutation; Proteasome Endopeptidase Complex; Protein Binding; Protein Conformation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Protein Structure, Tertiary; Saccharomyces cerevisiae Proteins; Structure-Activity Relationship; Substrate Specificity; Temperature; Thermodynamics; Ubiquitin; Ubiquitination | 2008 |
A crossed molecular beam study on the reaction of boron atoms with methylacetylene and partially deuterated methylacetylene.
Topics: Alkynes; Boron; Chemistry, Physical; Deuterium; Gases; Hydrogen; Hydrogen Bonding; Isotopes; Models, Statistical; Models, Theoretical; Molecular Conformation; Molecular Structure; Temperature | 2008 |
Mycobacterium tuberculosis beta-ketoacyl-ACP reductase: alpha-secondary kinetic isotope effects and kinetic and equilibrium mechanisms of substrate binding.
Topics: 3-Oxoacyl-(Acyl-Carrier-Protein) Reductase; Acyl Coenzyme A; Alcohol Oxidoreductases; Bacterial Proteins; Catalysis; Deuterium; Dimerization; Hydrogen; Kinetics; Models, Chemical; Mycobacterium tuberculosis; Mycolic Acids; NADP; Protein Binding; Protons; Recombinant Proteins; Spectrometry, Fluorescence; Substrate Specificity | 2008 |
Complementary structural mass spectrometry techniques reveal local dynamics in functionally important regions of a metastable serpin.
Topics: Amino Acid Sequence; Binding Sites; Deuterium; Drug Stability; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Peptide Fragments; Peptide Mapping; Protein Conformation; Serpins; X-Ray Diffraction | 2008 |
Calcium binding rigidifies the C2 domain and the intradomain interaction of GIVA phospholipase A2 as revealed by hydrogen/deuterium exchange mass spectrometry.
Topics: Animals; Binding Sites; Calcium; Cell Membrane; Chromatography, Liquid; Deuterium; Enzyme Activation; Humans; Hydrogen; Mass Spectrometry; Phospholipases A2; Protein Binding; Protein Structure, Tertiary | 2008 |
Visualizing recurrently migrating hydrogen in acetylene dication by intense ultrashort laser pulses.
Topics: Acetylene; Deuterium; Hydrogen; Kinetics; Lasers; Spectrum Analysis | 2007 |
NMR analysis of partially folded states and persistent structure in the alpha subunit of tryptophan synthase: implications for the equilibrium folding mechanism of a 29-kDa TIM barrel protein.
Topics: Amides; Amino Acids; Deuterium; Escherichia coli; Hydrogen; Hydrogen Bonding; Isotope Labeling; Magnetic Resonance Spectroscopy; Molecular Weight; Nitrogen Isotopes; Protein Folding; Protein Structure, Secondary; Protein Subunits; Thermodynamics; Time Factors; Tryptophan Synthase; Urea | 2008 |
NMR detection of bifurcated hydrogen bonds in large proteins.
Topics: Deuterium; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Molecular Conformation; Proteins | 2008 |
The umbrella motion of core-excited CH3 and CD3 methyl radicals.
Topics: Algorithms; Deuterium; Electron Transport; Hydrogen; Methane; Models, Theoretical; Photons; Spectrum Analysis; Thermodynamics | 2008 |
K selection in one-photon mass-analyzed threshold ionization of CH3I and CD3I to the X2E3/2 state cations.
Topics: Algorithms; Cations; Deuterium; Electrons; Energy Transfer; Hydrocarbons, Iodinated; Hydrogen; Mass Spectrometry; Methane; Photons; Quantum Theory; Spectrophotometry, Infrared; Thermodynamics; Ultraviolet Rays | 2008 |
Facile and convenient method of deuterium gas generation using a Pd/C-catalyzed H2-D2 exchange reaction and its application to synthesis of deuterium-labeled compounds.
Topics: Carbon; Deuterium; Hydrogen; Palladium | 2008 |
Theoretical rate constants and kinetic isotope effects in the reaction of methane with H, D, T, and Mu atoms.
Topics: Computer Simulation; Deuterium; Hydrogen; Isotopes; Kinetics; Mesons; Methane; Models, Chemical; Protons; Quantum Theory; Surface Properties; Temperature; Tritium; Vibration | 2008 |
Highly active iridium(I) complexes for catalytic hydrogen isotope exchange.
Topics: Catalysis; Deuterium; Heterocyclic Compounds; Hydrocarbons; Hydrogen; Iridium; Isotope Labeling; Ligands; Magnetic Resonance Spectroscopy; Methane; Models, Molecular; Molecular Structure; Organometallic Compounds; Phosphines | 2008 |
Characterization of the molten globule conformation of V26A ubiquitin by far-UV circular dichroic spectroscopy and amide hydrogen/deuterium exchange.
Topics: Amides; Amino Acid Substitution; Circular Dichroism; Deuterium; Deuterium Exchange Measurement; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Conformation; Mutation; Protein Folding; Ubiquitin; Ultraviolet Rays | 2008 |
Electronic quenching of OH A 2Sigma+ radicals in single collision events with H2 and D2: a comprehensive quantum state distribution of the OH X 2Pi products.
Topics: Deuterium; Hydrogen; Hydroxyl Radical; Models, Chemical; Quantum Theory | 2008 |
Energy transfer of highly vibrationally excited naphthalene. II. Vibrational energy dependence and isotope and mass effects.
Topics: Computer Simulation; Deuterium; Energy Transfer; Hydrogen; Models, Chemical; Molecular Weight; Naphthalenes; Noble Gases; Vibration | 2008 |
Effects of electrospray capillary temperature on amide hydrogen exchange.
Topics: Amides; Cytochromes c; Deuterium; Hydrogen; Ion Exchange; Pepsin A; Peptides; Spectrometry, Mass, Electrospray Ionization; Temperature | 2008 |
Hydrogen-deuterium exchange strategy for delineation of contact sites in protein complexes.
Topics: Amino Acid Sequence; Binding Sites; Chaperonins; Deuterium; Dimethyl Sulfoxide; HSP90 Heat-Shock Proteins; Humans; Hydrogen; Molecular Chaperones; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Protein Interaction Mapping; Protein Structure, Tertiary; Protons; Saccharomyces cerevisiae Proteins; Solutions | 2008 |
Using stable isotopes to trace origin and host plants of an African polyphagous pest and an European beneficial insect.
Topics: Animals; Aphids; Carbon Isotopes; Crops, Agricultural; Demography; Deuterium; Diptera; Hydrogen; Insect Control; Lepidoptera; Population Dynamics; Predatory Behavior; Spatial Behavior | 2007 |
Experimental evidence for enzyme-enhanced coupled motion/quantum mechanical hydrogen tunneling by ketosteroid isomerase.
Topics: Androstenes; Catalysis; Deuterium; Hydrogen; Isomerism; Kinetics; Mass Spectrometry; Models, Chemical; Oxidation-Reduction; Quantum Theory; Steroid Isomerases; Thermodynamics | 2008 |
Probing protein structure and dynamics by hydrogen exchange-mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen-Ion Concentration; Mass Spectrometry; Peptide Fragments; Protein Conformation; Proteins; Temperature | 2002 |
Quantum sieving effect of three-dimensional Cu-based organic framework for H2 and D2.
Topics: Adsorption; Benzene Derivatives; Chromatography, Gel; Copper; Deuterium; Hydrogen; Models, Molecular; Monte Carlo Method; Organometallic Compounds; Pyridines; Quantum Theory; Thermodynamics; X-Ray Diffraction | 2008 |
Organic oxygen and hydrogen isotopes in a porcine controlled dietary study.
Topics: Adipose Tissue; Animal Feed; Animals; Blood Chemical Analysis; Chromatography, Gas; Collagen Type I; Deuterium; Hair; Hydrogen; Mass Spectrometry; Muscle, Skeletal; Organic Chemicals; Oxygen; Oxygen Isotopes; Swine | 2008 |
Theoretical and spectroscopic study of infrared spectra of hydrogen-bonded 1-methyluracil crystal and its deuterated derivative.
Topics: Computer Simulation; Crystallization; Deuterium; Hydrogen; Hydrogen Bonding; Models, Chemical; Models, Molecular; Spectrophotometry, Infrared; Uracil | 2008 |
Statistical modelling of NH+/ND+ + H2/HD/D2 branching ratios.
Topics: Ammonia; Deuterium; Gases; Hydrogen; Models, Chemical; Models, Statistical; Quantum Theory; Rotation; Temperature; Vibration | 2008 |
Conformation-dependent ligand regulation of ATP hydrolysis by human KSP: activation of basal hydrolysis and inhibition of microtubule-stimulated hydrolysis by a single, small molecule modulator.
Topics: Adenosine Diphosphate; Adenosine Triphosphate; Binding, Competitive; Cell Line; Cell Proliferation; Deuterium; Humans; Hydrocarbons, Fluorinated; Hydrogen; Hydrolysis; Kinesins; Ligands; Maleates; Microtubules; Pyrroles; Spindle Apparatus | 2008 |
Fragmentation patterns of newly isolated cassane butenolide diterpenes and differentiation of stereoisomer by tandem mass spectrometry.
Topics: Acetic Acid; Caesalpinia; Deuterium; Diterpenes; Hydrogen; Spectrometry, Mass, Electrospray Ionization; Stereoisomerism; Tandem Mass Spectrometry; Water | 2008 |
Tunneling in C-H oxidation reactions by an oxoiron(IV) porphyrin radical cation: direct measurements of very large H/D kinetic isotope effects.
Topics: Benzyl Alcohol; Carbon; Deuterium; Hydrogen; Iron; Isotopes; Kinetics; Oxidation-Reduction; Porphyrins | 2008 |
Tetrameric beta(3)-peptide bundles.
Topics: Circular Dichroism; Deuterium; Hydrogen; Kinetics; Models, Molecular; Peptides; Protein Conformation; Surface Properties | 2008 |
State-selective predissociation dynamics of methylamines: the vibronic and HD effects on the conical intersection dynamics.
Topics: Deuterium; Electrons; Hydrogen; Methylamines; Quantum Theory; Sensitivity and Specificity; Surface Properties; Thermodynamics | 2008 |
Dynamics of glyphosate-induced conformational changes of Mycobacterium tuberculosis 5-enolpyruvylshikimate-3-phosphate synthase (EC 2.5.1.19) determined by hydrogen-deuterium exchange and electrospray mass spectrometry.
Topics: 3-Phosphoshikimate 1-Carboxyvinyltransferase; Apoenzymes; Chromatography, High Pressure Liquid; Circular Dichroism; Deuterium; Glycine; Glyphosate; Hydrogen; Kinetics; Models, Molecular; Mycobacterium tuberculosis; Peptide Mapping; Protein Conformation; Recombinant Proteins; Spectrometry, Mass, Electrospray Ionization | 2008 |
A mechanism-based ICAT strategy for comparing relative expression and activity levels of glycosidases in biological systems.
Topics: Bacterial Proteins; Biomass; Cellulases; Cellulomonas; Deuterium; Disaccharides; Glucosides; Glycoside Hydrolases; Hydrogen; Indicators and Reagents; Isotope Labeling; Proteome; Soil Microbiology; Spectrometry, Mass, Electrospray Ionization; Xylosidases | 2008 |
Folding of the KIX domain: characterization of the equilibrium analog of a folding intermediate using 15N/13C relaxation dispersion and fast 1H/2H amide exchange NMR spectroscopy.
Topics: Amides; CREB-Binding Protein; Deuterium; Hydrogen; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Folding; Protein Structure, Tertiary; Thermodynamics | 2008 |
Electron spin resonance spectroscopy of molecules in large precessional motion: a case of H6(+) and H4D2(+) in solid parahydrogen.
Topics: Algorithms; Anisotropy; Computer Simulation; Deuterium; Electron Spin Resonance Spectroscopy; Hydrogen; Models, Chemical | 2008 |
Why 1-NH and 3-NH protons of D-biotin exhibit different activities in aqueous solution.
Topics: Algorithms; Amides; Avidin; Biotin; Computer Simulation; Deuterium; Gases; Hydrogen; Hydrogen Bonding; Kinetics; Models, Molecular; Protons; Solutions; Streptavidin; Thermodynamics; Water | 2008 |
Hydrogen-deuterium exchange experiments to probe the decomposition reaction of sodium alanate.
Topics: Aluminum Compounds; Catalysis; Computer Simulation; Deuterium; Deuterium Exchange Measurement; Hydrogen; Sodium Compounds; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Spectrum Analysis, Raman; Thermogravimetry | 2008 |
Probing conserved helical modules of portal complexes by mass spectrometry-based hydrogen/deuterium exchange.
Topics: Amino Acid Sequence; Bacteriophage P22; Capsid Proteins; Deuterium; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Protein Structure, Secondary | 2008 |
Gas-phase fragmentation of peptides by MALDI in-source decay with limited amide hydrogen (1H/2H) scrambling.
Topics: Amides; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Bonding; Peptide Fragments; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Statistics as Topic | 2008 |
Evidence for protein radical-mediated nuclear tunneling in fatty acid alpha-oxygenase.
Topics: Carbon; Catalysis; Deuterium; Fatty Acids; Free Radicals; Hydrogen; Kinetics; Oryza; Oxidation-Reduction; Oxygen; Oxygenases; Phenylalanine; Proteins; Spectrum Analysis; Thermodynamics; Tyrosine | 2008 |
Reversible heterolysis of H2 mediated by an M-S(thiolate) bond (M = Ir, Rh): a mechanistic implication for [NiFe] hydrogenase.
Topics: Binding Sites; Deuterium; Hydrogen; Hydrogenase; Iridium; Rhodium; Sulfhydryl Compounds | 2008 |
Electron capture dissociation of electrosprayed protein ions for spatially resolved hydrogen exchange measurements.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Spectrometry, Mass, Electrospray Ionization; Ubiquitin | 2008 |
High sensitivity to transmission of attenuation in the metal activating effect of platinum on sequential H-D exchange at the four C8 sites of inosines in tetrakis(inosine)platinum(II) chloride.
Topics: Carbon; Deuterium; Deuterium Exchange Measurement; Hydrogen; Inosine; Kinetics; Molecular Structure; Organometallic Compounds; Organoplatinum Compounds; Platinum | 2008 |
Investigations into the effectiveness of deuterium as a "protecting group" for C-H bonds in radical reactions involving hydrogen atom transfer.
Topics: Carbon; Deuterium; Free Radicals; Hydrogen; Hydrogen Bonding; Kinetics; Models, Molecular; Molecular Structure; Morpholines; Pyrrolidines; Thermodynamics | 2008 |
Conformations of gas-phase ions of ubiquitin, cytochrome c, apomyoglobin, and beta-lactoglobulin produced from two different solution conformations.
Topics: Animals; Apoproteins; Cattle; Cytochromes c; Deuterium; Gases; Horses; Hydrogen; Hydrogen-Ion Concentration; Ions; Lactoglobulins; Myoglobin; Protein Conformation; Protein Denaturation; Solutions; Spectrometry, Mass, Electrospray Ionization; Ubiquitin | 2008 |
The tert-butoxyl radical mediated hydrogen atom transfer reactions of the Parkinsonian proneurotoxin 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine and selected tertiary amines.
Topics: 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine; Amines; Carbon; Catalysis; Deuterium; Humans; Hydrogen; Kinetics; Monoamine Oxidase; Neurotoxins; Oxidation-Reduction; Parkinsonian Disorders; Structure-Activity Relationship; tert-Butylhydroperoxide | 2008 |
Single mutations change CYP2F3 from a dehydrogenase of 3-methylindole to an oxygenase.
Topics: Amino Acid Sequence; Cytochrome P-450 CYP2E1; Cytochrome P-450 Enzyme System; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Mutation; Oxidoreductases; Oxygenases; Sequence Alignment; Skatole; Substrate Specificity | 2008 |
Detection of low levels of amorphous lactose using H/D exchange and FT-Raman spectroscopy.
Topics: Deuterium; Hydrogen; Lactose; Spectrum Analysis, Raman | 2008 |
The selectivity of charged phenyl radicals in hydrogen atom abstraction reactions with isopropanol.
Topics: 2-Propanol; Benzene; Deuterium; Ethanol; Hydrogen; Kinetics; Substrate Specificity | 2008 |
Oligomerization and aggregation of bovine pancreatic ribonuclease A: backbone hydration probed by infrared band-shift.
Topics: Animals; Cattle; Deuterium; Hydrogen; Models, Molecular; Polylysine; Protein Denaturation; Protein Folding; Protein Structure, Quaternary; Protein Structure, Secondary; Ribonuclease, Pancreatic; Solvents; Spectrophotometry, Infrared; Thermodynamics; Water | 2008 |
Energetics and mechanisms of C-H bond activation by a doubly charged metal ion: guided ion beam and theoretical studies of Ta2+ + CH4.
Topics: Computer Simulation; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Methane; Models, Chemical; Quantum Theory; Tantalum; Thermodynamics | 2008 |
Efficient catalytic decomposition of formic acid for the selective generation of H2 and H/D exchange with a water-soluble rhodium complex in aqueous solution.
Topics: Catalysis; Deuterium; Formates; Hydrogen; Models, Molecular; Molecular Structure; Organometallic Compounds; Rhodium; Solubility; Water | 2008 |
Probing peptide fragment ion structures by combining sustained off-resonance collision-induced dissociation and gas-phase H/D exchange (SORI-HDX) in Fourier transform ion-cyclotron resonance (FT-ICR) instruments.
Topics: Cyclotrons; Deuterium; Fourier Analysis; Hydrogen; Ions; Molecular Structure; Peptide Fragments; Tandem Mass Spectrometry | 2008 |
Monitoring the positioning of short polycationic peptides in model lipid bilayers by combining hydrogen/deuterium exchange and electrospray ionization mass spectrometry.
Topics: Cations; Deuterium; Deuterium Exchange Measurement; Hydrogen; Lipid Bilayers; Models, Biological; Peptides; Spectrometry, Mass, Electrospray Ionization | 2008 |
A calorimetric study on the low temperature dynamics of doped ice V and its reversible phase transition to hydrogen ordered ice XIII.
Topics: Calorimetry, Differential Scanning; Deuterium; Entropy; Hydrochloric Acid; Hydrogen; Ice; Kinetics; Thermodynamics; Water | 2008 |
Site-selectivity of protonation in gaseous toluene.
Topics: Deuterium; Gases; Hydrogen; Magnetic Resonance Spectroscopy; Models, Chemical; Protons; Reference Standards; Toluene; Water | 2008 |
Synthesis and infrared characterization of Br-HBr and Br-DBr entrance channel complexes in solid parahydrogen.
Topics: Bromine; Cold Temperature; Deuterium; Hydrobromic Acid; Hydrogen; Hydrogen Bonding; Photolysis; Spectroscopy, Fourier Transform Infrared; Ultraviolet Rays; Vibration | 2008 |
Nuclear quadrupole hyperfine structure in HC14N/H14NC and DC15N/D15NC isomerization: a diagnostic tool for characterizing vibrational localization.
Topics: Computer Simulation; Cyanides; Deuterium; Hydrogen; Hydrogen Cyanide; Isomerism; Models, Chemical; Nitrogen Isotopes; Quantum Theory; Vibration | 2008 |
Analysis of conformational changes during activation of protein kinase Pak2 by amide hydrogen/deuterium exchange.
Topics: Amino Acid Sequence; Animals; Caspase 3; Cattle; Deuterium; Enzyme Activation; Hydrogen; Molecular Conformation; Molecular Sequence Data; p21-Activated Kinases; Protein Binding; Protein Conformation; Protein Structure, Tertiary; Rabbits; Thrombin | 2008 |
Hydrogen/deuterium exchange study of subtilisin Carlsberg during prolonged exposure to organic solvents.
Topics: Acetonitriles; Deuterium; Dioxanes; Enzyme Inhibitors; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Solvents; Subtilisins; United States | 2009 |
Isotopic perturbation of the conformational equilibrium in methylene-functionalized calixarenes.
Topics: Calixarenes; Crystallography, X-Ray; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Conformation; Stereoisomerism; Temperature | 2009 |
Electron transfer dissociation facilitates the measurement of deuterium incorporation into selectively labeled peptides with single residue resolution.
Topics: Algorithms; Amides; Deuterium; Deuterium Exchange Measurement; Electron Transport; Electrons; Hydrogen; Hydrogen-Ion Concentration; Ions; Mass Spectrometry; Peptides; Proteins; Protons; Software; Temperature | 2008 |
Collision-induced loss of AgH from Ag+ adducts of alkylamines, aminocarboxylic acids and alkyl benzyl ethers leads exclusively to thermodynamically favored product ions.
Topics: Amines; Carboxylic Acids; Deuterium; Ethers; Hydrogen; Ions; Silver; Tandem Mass Spectrometry; Thermodynamics | 2009 |
Experimental evidence for hydrogen tunneling when the isotopic arrhenius prefactor (A(H)/A(D)) is unity.
Topics: Deuterium; Hydrogen; Kinetics; Lipoxygenase; Temperature; Thermodynamics | 2008 |
Fast reversed-phase liquid chromatography to reduce back exchange and increase throughput in H/D exchange monitored by FT-ICR mass spectrometry.
Topics: Animals; Chromatography, Liquid; Deuterium; Deuterium Exchange Measurement; Gonadotropin-Releasing Hormone; Horses; Hydrogen; Hydrogen-Ion Concentration; Mass Spectrometry; Myoglobin; Proteins; Temperature | 2009 |
Lipid-induced conformation of helix 7 from the pore-forming domain of the Bacillus thuringiensis Cry4Ba toxin: implications for toxicity mechanism.
Topics: Animals; Bacillus thuringiensis; Bacillus thuringiensis Toxins; Bacterial Proteins; Circular Dichroism; Computer Simulation; Culicidae; Deuterium; Dimyristoylphosphatidylcholine; Endotoxins; Hemolysin Proteins; Hydrogen; Larva; Lipid Bilayers; Models, Molecular; Peptide Fragments; Protein Conformation; Spectroscopy, Fourier Transform Infrared | 2009 |
On the use of hydrogen/deuterium exchange mass spectrometry data to improve de novo protein structure prediction.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Protein Conformation; Proteins | 2009 |
Predicting protein folding cores by empirical potential functions.
Topics: Animals; Databases, Protein; Deuterium; Humans; Hydrogen; Models, Molecular; Protein Folding; Proteins; Thermodynamics | 2009 |
Raman spectroscopic studies of hydrogen clathrate hydrates.
Topics: Deuterium; Furans; Hydrogen; Macromolecular Substances; Pressure; Spectrum Analysis, Raman; Temperature | 2009 |
Sequence-specific conformational dynamics of model transmembrane domains determines their membrane fusogenic function.
Topics: Deuterium; Hydrogen; Kinetics; Membrane Fusion; Membrane Fusion Proteins; Membranes; Protein Conformation | 2009 |
Differential accessibilities of dibasic prohormone processing sites of proenkephalin to the aqueous environment revealed by H-D exchange mass spectrometry.
Topics: Base Sequence; Chromatography, Liquid; Circular Dichroism; Deuterium; DNA Primers; Enkephalins; Humans; Hydrogen; Mass Spectrometry; Protein Precursors; Recombinant Proteins; Reverse Transcriptase Polymerase Chain Reaction; Tandem Mass Spectrometry; Water | 2009 |
Analysis of kinetic isotope effects for proton-coupled electron transfer reactions.
Topics: Deuterium; Electron Transport; Hydrogen; Kinetics; Models, Chemical; Protons; Temperature | 2009 |
Characterization of Canadian cigarettes using multi-stable isotope analysis by gas chromatography-isotope ratio mass spectrometry.
Topics: Canada; China; Deuterium; Gas Chromatography-Mass Spectrometry; Hydrogen; Isotopes; Nicotiana; Nicotine; Nitrogen; Nitrogen Isotopes; Smoking | 2009 |
Computational chemistry: Dances with hydrogen cations.
Topics: Cations; Computer Simulation; Deuterium; Gases; Hydrogen; Protons; Vibration; Water | 2009 |
Proton tunneling: a decay channel of the O-H stretch mode in KTaO3.
Topics: Deuterium; Hydrogen; Hydrogen Bonding; Hydroxides; Kinetics; Models, Molecular; Oxides; Potassium; Protons; Tantalum | 2009 |
Electrospray ionization mass spectrometry as a method for studying the high-pressure denaturation of proteins.
Topics: Animals; Chemistry, Physical; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Lactalbumin; Muramidase; Pressure; Protein Conformation; Protein Denaturation; Protein Folding; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared; Thermodynamics; Ubiquitin | 2009 |
Steroid and protein ligand binding to cytochrome P450 46A1 as assessed by hydrogen-deuterium exchange and mass spectrometry.
Topics: Adrenodoxin; Amino Acid Sequence; Binding Sites; Cholesterol Esters; Cytochrome P-450 Enzyme System; Deuterium; Hydrogen; Hydroxycholesterols; Ligands; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Oxidation-Reduction; Peptide Mapping; Protein Binding; Proteins; Steroids; Substrate Specificity | 2009 |
Laser-based human breath analysis: D/H isotope ratio increase following heavy water intake.
Topics: Body Water; Breath Tests; Deuterium; Deuterium Oxide; Electronic Data Processing; Equipment Design; Humans; Hydrogen; Isotopes; Lasers; Male; Optics and Photonics; Spectrophotometry, Infrared; Temperature; Time Factors | 2009 |
Identification by hydrogen/deuterium exchange of structural changes in tyrosine hydroxylase associated with regulation.
Topics: Animals; Catalytic Domain; Catecholamines; Cattle; Deuterium; Deuterium Exchange Measurement; Dopamine; Hydrogen; Peptide Fragments; Phosphorylation; Protein Binding; Rats; Serine; Tyrosine 3-Monooxygenase | 2009 |
The turnover of the H3 deuterons from (2-13C) glutamate and (2-13C) glutamine reveals subcellular trafficking in the brain of partially deuterated rats.
Topics: Acetates; Aconitate Hydratase; Algorithms; Animals; Brain; Brain Chemistry; Carbon Isotopes; Cytosol; Deuterium; Glucose; Glutamic Acid; Glutamine; Hydrogen; Isocitrate Dehydrogenase; Magnetic Resonance Spectroscopy; Male; Mitochondria; Models, Statistical; Rats; Rats, Wistar; Subcellular Fractions | 2009 |
Experimental characterization of disordered and ordered aggregates populated during the process of amyloid fibril formation.
Topics: Amyloid; Deuterium; Humans; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Microscopy, Electron; Mutation; Peptides; Protein Binding; Protein Conformation; Solvents; Spectrometry, Mass, Electrospray Ionization; src Homology Domains | 2009 |
Determination of the deuterium/hydrogen ratio of endogenous urinary steroids for doping control purposes.
Topics: Adult; Deuterium; Doping in Sports; Gas Chromatography-Mass Spectrometry; Humans; Hydrogen; Male; Middle Aged; Steroids; Substance Abuse Detection; Young Adult | 2009 |
Conformational changes in Akt1 activation probed by amide hydrogen/deuterium exchange and nano-electrospray ionization mass spectrometry.
Topics: Amides; Amino Acid Sequence; Deuterium; Enzyme Activation; Hydrogen; Molecular Sequence Data; Peptide Mapping; Protein Conformation; Protein Structure, Tertiary; Proto-Oncogene Proteins c-akt; Spectrometry, Mass, Electrospray Ionization | 2009 |
NMR detected hydrogen-deuterium exchange reveals differential dynamics of antibiotic- and nucleotide-bound aminoglycoside phosphotransferase 3'-IIIa.
Topics: Aminoglycosides; Apoproteins; Deuterium; Deuterium Exchange Measurement; Hydrogen; Kanamycin; Kanamycin Kinase; Kinetics; Models, Molecular; Neomycin; Nuclear Magnetic Resonance, Biomolecular; Nucleotides; Thermodynamics | 2009 |
Effect of low and zero magnetic field on the hyperpolarization lifetime in parahydrogenated perdeuterated molecules.
Topics: Algorithms; Butyrates; Deuterium; Electromagnetic Fields; Hydrogen; Hydrogenation; Kinetics; Linear Models; Magnetic Resonance Spectroscopy; Models, Chemical | 2009 |
Quenched hydrogen/deuterium exchange NMR characterization of amyloid-beta peptide aggregates formed in the presence of Cu2+ or Zn2+.
Topics: Alzheimer Disease; Amyloid beta-Peptides; Copper; Deuterium; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Microscopy, Atomic Force; Nephelometry and Turbidimetry; Peptide Fragments; Plaque, Amyloid; Recombinant Proteins; Zinc | 2009 |
Exploring the time-scales of H-atom detachment from photoexcited phenol-h(6) and phenol-d(5): statistical vs nonstatistical decay.
Topics: Deuterium; Hydrogen; Kinetics; Phenols; Photolysis; Protons; Thermodynamics | 2009 |
Solution structural dynamics of HIV-1 reverse transcriptase heterodimer.
Topics: Amino Acid Sequence; Animals; Deuterium; HIV Reverse Transcriptase; Hydrogen; Hydrogen Bonding; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Peptides; Protein Conformation; Protein Denaturation; Protein Folding; Protein Multimerization; Protein Subunits | 2009 |
Actin isoform-specific conformational differences observed with hydrogen/deuterium exchange and mass spectrometry.
Topics: Actin Cytoskeleton; Actins; Animals; Cytoskeleton; Deoxyribonuclease I; Deuterium; Hydrogen; Mass Spectrometry; Molecular Conformation; Peptides; Protein Conformation; Protein Isoforms; Protein Structure, Tertiary; Rabbits; Saccharomyces cerevisiae | 2009 |
Large D/H variations in bacterial lipids reflect central metabolic pathways.
Topics: Deuterium; Fatty Acids; Hydrogen; Lipids; NADP; Proteobacteria | 2009 |
Assessing the electric-field approximation to IR and Raman spectra of dilute HOD in D2O.
Topics: Computer Simulation; Deuterium; Deuterium Oxide; Electrons; Hydrogen; Models, Chemical; Oxygen; Quantum Theory; Spectrophotometry, Infrared; Spectrum Analysis, Raman; Thermodynamics; Vibration | 2009 |
Structural dynamics of soluble chloride intracellular channel protein CLIC1 examined by amide hydrogen-deuterium exchange mass spectrometry.
Topics: Chloride Channels; Chlorides; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Mass Spectrometry; Protein Conformation; Protein Structure, Secondary | 2009 |
Catalytic (transfer) deuterogenation in D2O as deuterium source with H2 and HCO2H as electron sources.
Topics: 2,2'-Dipyridyl; Catalysis; Deuterium; Deuterium Oxide; Formates; Fumarates; Hydrogen; Iridium; Maleates; Succinates | 2009 |
Isotopic remembrance of metabolism past.
Topics: Carbon; Deuterium; Hydrogen; Lipids; Proteobacteria | 2009 |
Diffusion Monte Carlo approaches for evaluating rotationally excited states of symmetric top molecules: application to H(3)O(+) and D(3)O(+).
Topics: Computer Simulation; Deuterium; Diffusion; Hydrogen; Models, Chemical; Monte Carlo Method; Oxygen; Quantum Theory; Rotation | 2009 |
Hydrogen-deuterium exchange reactions of aromatic compounds and heterocycles by NaBD4-activated rhodium, platinum and palladium catalysts.
Topics: Catalysis; Deuterium; Heterocyclic Compounds; Hydrocarbons, Aromatic; Hydrogen; Microwaves; Molecular Structure; ortho-Aminobenzoates; Palladium; Platinum; Rhodium; Tandem Mass Spectrometry; Thermodynamics | 2009 |
Surrogate H/D detection strategy for protein conformational analysis using MS/MS data.
Topics: Amino Acid Sequence; Calmodulin; Deuterium; Deuterium Exchange Measurement; Hydrogen; Isotope Labeling; Protein Conformation; Tandem Mass Spectrometry | 2009 |
H/D exchange and mass spectrometry in the studies of protein conformation and dynamics: is there a need for a top-down approach?
Topics: Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Hydrogen; Isotope Labeling; Mass Spectrometry; Molecular Sequence Data; Protein Binding; Protein Conformation; Transferrin | 2009 |
Hydrogen production in Chlamydomonas: photosystem II-dependent and -independent pathways differ in their requirement for starch metabolism.
Topics: Acetates; Anaerobiosis; Animals; Chlamydomonas; Deuterium; Genetic Complementation Test; Hydrogen; Hydrogenase; Intracellular Space; Mutation; Photosystem II Protein Complex; Starch; Sulfur | 2009 |
Determination of a trace level enol impurity by on-line hydrogen/deuterium exchange combined with ultra-high mass resolution and ultra-high mass accuracy Fourier transform ion cyclotron resonance mass spectrometry.
Topics: Deuterium; Hydrogen; Mass Spectrometry | 2009 |
Double bond migration to methylidene positions during electron ionization mass spectrometry of branched monounsaturated fatty acid derivatives.
Topics: Deuterium; Esters; Fatty Acids, Monounsaturated; Hydrogen; Isotope Labeling; Models, Chemical; Spectrometry, Mass, Electrospray Ionization | 2009 |
Relationship between protein stabilization and protein rigidification induced by mannosylglycerate.
Topics: Amides; Calorimetry, Differential Scanning; Deuterium; Glyceric Acids; Hydrogen; Mannose; Micrococcal Nuclease; Protein Folding; Protein Stability; Water | 2009 |
Structural insights into glucan phosphatase dynamics using amide hydrogen-deuterium exchange mass spectrometry.
Topics: Amino Acid Sequence; Arabidopsis; Arabidopsis Proteins; Chromatography, Gel; Deuterium; Glucans; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Peptide Fragments; Phosphoric Monoester Hydrolases; Protein Conformation; Recombinant Proteins | 2009 |
Tracing retail cannabis in the United States: geographic origin and cultivation patterns.
Topics: Cannabis; Carbon Isotopes; Deuterium; Drug and Narcotic Control; Environment; Hydrogen; Maps as Topic; United States | 2010 |
Relative rates of reaction of 13C16O, 12C18O, 12C17O and 13C18O with OH and OD radicals.
Topics: Carbon Isotopes; Chemistry, Physical; Deuterium; Free Radicals; Hydrogen; Hydroxyl Radical; Kinetics; Models, Chemical; Oxygen; Oxygen Isotopes; Pressure; Time Factors | 2005 |
Noble gases and hydrogen at high pressures.
Topics: Algorithms; Chemistry, Physical; Deuterium; Helium; Hydrogen; Models, Statistical; Noble Gases; Pressure; Tritium | 2005 |
The geometric (H/D) isotope effect in porphycene: grid-based Born-Oppenheimer vibrational wavefunctions vs. multi-component molecular orbital theory.
Topics: Computer Simulation; Deuterium; Hydrogen; Hydrogen Bonding; Models, Chemical; Porphyrins; Quantum Theory; Surface Properties; Vibration | 2005 |
Analysis of protein conformation and dynamics by hydrogen/deuterium exchange MS.
Topics: Antibodies, Monoclonal; Deuterium; Deuterium Exchange Measurement; Hydrogen; Isotope Labeling; Mass Spectrometry; Protein Conformation; Recombinant Proteins | 2009 |
Reactions in condensed formic acid (HCOOH) induced by low energy (< 20 eV) electrons.
Topics: Adsorption; Chemistry, Physical; Crystallization; Deuterium; Electrons; Formates; Gold; Hydrogen; Hydroxides; Ions; Temperature | 2005 |
Prediction of amino acid residues protected from hydrogen-deuterium exchange in a protein chain.
Topics: Amino Acid Sequence; Animals; Bacterial Proteins; Deuterium; Hydrogen; Kinetics; Plant Proteins; Proteins | 2009 |
Online hydrogen/deuterium exchange performed in the ion mobility cell of a hybrid mass spectrometer.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Spectrometry, Mass, Electrospray Ionization | 2009 |
Theoretical modeling of infrared spectra of the hydrogen and deuterium bond in aspirin crystal.
Topics: Anti-Inflammatory Agents, Non-Steroidal; Aspirin; Crystallization; Deuterium; Hydrogen; Mathematics; Models, Chemical; Models, Molecular; Models, Theoretical; Spectrophotometry, Infrared | 2010 |
Gas-phase hydrogen/deuterium exchange in a traveling wave ion guide for the examination of protein conformations.
Topics: Animals; Cattle; Chickens; Cytochromes c; Deuterium; Deuterium Exchange Measurement; Gases; Hydrogen; Muramidase; Myoglobin; Peptides; Protein Conformation; Spectrometry, Mass, Electrospray Ionization; Ubiquitin | 2009 |
Investigating solution-phase protein structure and dynamics by hydrogen exchange mass spectrometry.
Topics: Algorithms; Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Hydrogen; Kinetics; Mass Spectrometry; Protein Conformation; Proteins; Solutions | 2009 |
Integral and differential cross sections for the S(1D)+HD reaction employing the ground adiabatic electronic state.
Topics: Deuterium; Electrons; Hydrogen; Models, Chemical; Quantum Theory; Sulfur; Thermodynamics | 2009 |
Estimating quadrupole couplings of amide deuterons in proteins from direct measurements of 2H spin relaxation rates.
Topics: Algorithms; Amides; Binding Sites; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Protein Binding; Proteins; Spin Labels | 2010 |
Controlling hydrogen scrambling in multiply charged protein ions during collisional activation: implications for top-down hydrogen/deuterium exchange MS utilizing collisional activation in the gas phase.
Topics: Deuterium; Deuterium Exchange Measurement; Gases; Hydrogen; Ions; Protein Conformation; Receptors, Retinoic Acid; Spectrometry, Mass, Electrospray Ionization | 2010 |
Dynamics of the beta2-adrenergic G-protein coupled receptor revealed by hydrogen-deuterium exchange.
Topics: Adrenergic beta-2 Receptor Agonists; Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Propanolamines; Protein Structure, Tertiary; Receptors, Adrenergic, beta-2 | 2010 |
Glucosylthioureidocalix[4]arenes: Synthesis, conformations and gas phase recognition of amino acids.
Topics: Amino Acids; Deuterium; Gases; Hydrogen; Hydrogen Bonding; Leucine; Magnetic Resonance Spectroscopy; Molecular Conformation; Phenylalanine; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared; Stereoisomerism; Tryptophan; Tyrosine | 2010 |
Conformational changes in oxidatively stressed monoclonal antibodies studied by hydrogen exchange mass spectrometry.
Topics: Amino Acid Sequence; Antibodies, Monoclonal; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Oxidative Stress; Protein Conformation | 2010 |
Hydrogen tunneling in adenosylcobalamin-dependent glutamate mutase: evidence from intrinsic kinetic isotope effects measured by intramolecular competition.
Topics: Aspartic Acid; Cobamides; Deoxyadenosines; Deuterium; Hydrogen; Intramolecular Transferases; Kinetics; Models, Molecular; Temperature; Thermodynamics | 2010 |
The effect of succinic dehydrogenase on deuteriumlabeled succinic acid in the absence of hydrogen acceptors.
Topics: Deuterium; Electron Transport Complex II; Enzymes; Hydrogen; Oxidoreductases; Succinate Dehydrogenase; Succinates; Succinic Acid | 1947 |
Deuterium or heavy hydrogen.
Topics: Deuterium; Hydrogen | 1946 |
The hydrogenation of fumarate by heavy hydrogen in the presence of Bacillus coli.
Topics: Bacillus; Deuterium; Escherichia coli; Fumarates; Hydrogen; Hydrogenation | 1947 |
Regulation of phenylalanine hydroxylase: conformational changes upon phenylalanine binding detected by hydrogen/deuterium exchange and mass spectrometry.
Topics: Amino Acid Sequence; Animals; Binding Sites; Catalytic Domain; Deuterium; Hydrogen; Kinetics; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Phenylalanine; Phenylalanine Hydroxylase; Protein Conformation; Rats | 2010 |
Hydrogen/deuterium exchange- and protease digestion-based screening assay for protein-ligand binding detection.
Topics: Deuterium; Hydrogen; Ligands; Mass Spectrometry; Peptide Hydrolases; Proteins; Thermodynamics | 2009 |
Advantages of isotopic depletion of proteins for hydrogen/deuterium exchange experiments monitored by mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Protein Binding; Proteins | 2010 |
Detection of the sulfhydryl groups in proteins with slow hydrogen exchange rates and determination of their proton/deuteron fractionation factors using the deuterium-induced effects on the 13C(beta) NMR signals.
Topics: Carbon Isotopes; Cysteine; Deuterium; Hydrogen; Nuclear Magnetic Resonance, Biomolecular; Proteins; Protons | 2010 |
FTIR study on the light sensitivity of the [NiFe] hydrogenase from Desulfovibrio vulgaris Miyazaki F: Ni-C to Ni-L photoconversion, kinetics of proton rebinding and H/D isotope effect.
Topics: Catalytic Domain; Desulfovibrio vulgaris; Deuterium; Hydrogen; Hydrogenase; Kinetics; Light; Models, Molecular; Photochemistry; Protons; Spectroscopy, Fourier Transform Infrared; Temperature; Water | 2009 |
Widespread but small-scale changes in the structural and dynamic properties of vaccinia virus poly(A) polymerase upon association with its processivity factor in solution.
Topics: Amides; Amino Acid Sequence; Chromatography, Liquid; Crystallography, X-Ray; Deuterium; Deuterium Exchange Measurement; DNA-Directed DNA Polymerase; Hydrogen; Molecular Sequence Data; Protein Structure, Tertiary; Solutions; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Vaccinia virus | 2010 |
Interactions of protein and nucleic acid components of hepatitis C virus as revealed by Fourier transform infrared spectroscopy.
Topics: 5' Untranslated Regions; Conserved Sequence; Deuterium; Hepacivirus; Hydrogen; Nucleic Acids; Nucleocapsid Proteins; Protein Structure, Tertiary; RNA, Viral; Spectroscopy, Fourier Transform Infrared; Structure-Activity Relationship; Viral Core Proteins; Virion; Virus Assembly | 2010 |
Multi-step evolution of protein conformation on electrospray into the gas phase.
Topics: Deuterium; Gases; Hydrogen; Models, Molecular; Protein Conformation; Proteins; Spectrometry, Mass, Electrospray Ionization; Ubiquitin; Water | 2010 |
Temperature dependence of protein motions in a thermophilic dihydrofolate reductase and its relationship to catalytic efficiency.
Topics: Amino Acid Sequence; Bacterial Proteins; Deuterium; Enzyme Stability; Geobacillus stearothermophilus; Hydrogen; Kinetics; Models, Molecular; Molecular Dynamics Simulation; Molecular Sequence Data; Motion; Protein Conformation; Recombinant Proteins; Temperature; Tetrahydrofolate Dehydrogenase; Thermodynamics | 2010 |
Method for regio-, chemo- and stereoselective deuterium labeling of sugars based on ruthenium-catalyzed C-H bond activation.
Topics: Carbohydrates; Carbon; Catalysis; Deuterium; Deuterium Exchange Measurement; Hydrogen; Oxygen; Ruthenium; Stereoisomerism | 2010 |
Structure and intermolecular dynamics of aggregates populated during amyloid fibril formation studied by hydrogen/deuterium exchange.
Topics: Alzheimer Disease; Amino Acid Sequence; Amyloid; Amyloid beta-Peptides; Amyloidosis; Deuterium; Humans; Hydrogen; Kinetics; Peptides; Protein Conformation; Proteins; Solvents | 2010 |
Congruency between biophysical data from multiple platforms and molecular dynamics simulation of the double-super helix model of nascent high-density lipoprotein.
Topics: Apolipoprotein A-I; Biophysics; Deuterium; Hydrogen; Lipids; Lipoproteins; Lipoproteins, HDL; Macromolecular Substances; Magnetic Resonance Spectroscopy; Molecular Dynamics Simulation; Phosphatidylcholine-Sterol O-Acyltransferase; Protein Structure, Secondary | 2010 |
Facile measurement of ¹H-¹5N residual dipolar couplings in larger perdeuterated proteins.
Topics: Algorithms; Catalytic Domain; Deuterium; HIV Integrase; Hydrogen; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Proteins | 2010 |
Statistical analysis of rice samples for compositions of multiple light elements (H, C, N, and O) and their stable isotopes.
Topics: Australia; Carbon; Carbon Isotopes; China; Deuterium; Environment; Hydrogen; Japan; Multivariate Analysis; Nitrogen; Nitrogen Isotopes; Oryza; Oxygen; Oxygen Isotopes; Reproducibility of Results; Thailand; United States; Vietnam | 2010 |
Conformation changes in E. coli Rho monitored by hydrogen/deuterium exchange and mass spectrometry: response to ligand binding.
Topics: Adenosine Triphosphate; Amino Acid Sequence; Deuterium; Escherichia coli Proteins; Hydrogen; Mass Spectrometry; Models, Chemical; Models, Molecular; Molecular Sequence Data; Protein Binding; Protein Conformation; Protein Structure, Quaternary; RNA, Bacterial; RNA, Messenger | 2010 |
Synthetic use of the primary kinetic isotope effect in hydrogen atom transfer: generation of α-aminoalkyl radicals.
Topics: Deuterium; Free Radicals; Hydrogen; Hydrogen Bonding; Kinetics; Models, Molecular | 2010 |
Anharmonic RRKM calculation for the dissociation of (H(2)O)(2)H(+) and its deuterated species (D(2)O)(2)D(+).
Topics: Deuterium; Deuterium Oxide; Hydrogen; Kinetics; Molecular Dynamics Simulation; Quantum Theory; Water | 2010 |
Intertwined structured and unstructured regions of exRAGE identified by monitoring hydrogen-deuterium exchange.
Topics: Amino Acid Sequence; Deuterium; Humans; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Protein Structure, Tertiary; Receptor for Advanced Glycation End Products | 2010 |
A reduced β-diketiminato-ligated Ni3H4 unit catalyzing H/D exchange.
Topics: Catalysis; Crystallography, X-Ray; Deuterium; Hydrogen; Magnetics; Models, Molecular; Molecular Dynamics Simulation; Nickel; Organometallic Compounds; Oxidation-Reduction | 2010 |
Gas temperature dependent sticking of hydrogen on cold amorphous water ice surfaces of interstellar interest.
Topics: Deuterium; Gases; Hydrogen; Models, Statistical; Surface Properties; Temperature; Water | 2010 |
Quantum mechanical mechanisms of inelastic and reactive H + D(2)(v = 0, j = 2) collisions.
Topics: Deuterium; Hydrogen; Quantum Theory; Thermodynamics; Vibration | 2010 |
RNA-induced conformational changes in a viral coat protein studied by hydrogen/deuterium exchange mass spectrometry.
Topics: Amino Acid Sequence; Binding Sites; Capsid Proteins; Deuterium; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Protein Binding; Protein Structure, Tertiary; RNA, Viral | 2010 |
Conformational changes in the g protein-coupled receptor rhodopsin revealed by histidine hydrogen-deuterium exchange.
Topics: Animals; Cattle; Deuterium; Deuterium Exchange Measurement; Histidine; Hydrogen; Models, Molecular; Opsins; Protein Conformation; Rhodopsin | 2010 |
Real-time hydrogen/deuterium exchange kinetics via supercharged electrospray ionization tandem mass spectrometry.
Topics: Amino Acid Sequence; Animals; Cattle; Deuterium; Deuterium Exchange Measurement; Hydrogen; Kinetics; Molecular Sequence Data; Spectrometry, Mass, Electrospray Ionization; Ubiquitin | 2010 |
Hydrogen/deuterium exchange reveals distinct agonist/partial agonist receptor dynamics within vitamin D receptor/retinoid X receptor heterodimer.
Topics: Amino Acid Sequence; Binding, Competitive; Calcitriol; Crystallography, X-Ray; Deuterium; Deuterium Exchange Measurement; HEK293 Cells; Humans; Hydrogen; Hydroxycholecalciferols; Kinetics; Luciferases; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Protein Conformation; Protein Multimerization; Receptors, Calcitriol; Retinoid X Receptors; Transcriptional Activation; Transfection; Vitamin D | 2010 |
Quantification of protein backbone hydrogen-deuterium exchange rates by solid state NMR spectroscopy.
Topics: Amides; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Bonding; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Proteins; Spectrin; src Homology Domains | 2010 |
A primary hydrogen-deuterium isotope effect observed at the single-molecule level.
Topics: Deuterium; Hydrogen; Isotopes; Kinetics; Quinones; Sulfhydryl Compounds | 2010 |
Understanding the effect of cobalt particle size on Fischer-Tropsch synthesis: surface species and mechanistic studies by SSITKA and kinetic isotope effect.
Topics: Aluminum Oxide; Carbon Dioxide; Carbon Monoxide; Catalysis; Cobalt; Deuterium; Hydrogen; Kinetics; Oxidation-Reduction; Particle Size; Surface Properties | 2010 |
Hydrolysis of chloral in heavy hydrogen water.
Topics: Chloral Hydrate; Deuterium; Deuterium Oxide; Hydrogen; Hydrolysis; Water | 1946 |
Action of aminoazobenzene on aldehydes and ketones.
Topics: Azo Compounds; Cerium; Deuterium; Hydrogen; p-Aminoazobenzene | 1945 |
Loss of ammonia during electron-transfer dissociation of deuterated peptides as an inherent gauge of gas-phase hydrogen scrambling.
Topics: Amino Acid Sequence; Ammonia; beta 2-Microglobulin; Deuterium; Deuterium Exchange Measurement; Electron Transport; Gases; Hydrogen; Molecular Sequence Data; Peptides; Stereoisomerism; Tandem Mass Spectrometry | 2010 |
New computational tools for H/D determination in macromolecular structures from neutron data.
Topics: Computational Biology; Deuterium; Hydrogen; Models, Molecular; Neutron Diffraction; Neutrons; Proteins; Spectroscopy, Fourier Transform Infrared | 2010 |
Looking at hydrogen bonds in cellulose.
Topics: Cell Wall; Cells, Cultured; Cellulose; Crystallography, X-Ray; Cyanobacteria; Deuterium; Hydrogen; Hydrogen Bonding; Models, Molecular; Neutron Activation Analysis; Neutron Diffraction; Neutrons; Spectroscopy, Fourier Transform Infrared | 2010 |
Small-angle neutron scattering and contrast variation: a powerful combination for studying biological structures.
Topics: Deuterium; Hydrogen; Multiprotein Complexes; Neutron Diffraction; Scattering, Small Angle; X-Ray Diffraction | 2010 |
Direct modification of hydrogen/deuterium-terminated diamond particles with polymers to form reversed and strong cation exchange solid phase extraction sorbents.
Topics: 1-Naphthylamine; Adsorption; Cation Exchange Resins; Chromatography, Ion Exchange; Cross-Linking Reagents; Deuterium; Diamond; Hydrogen; Peroxides; Photoelectron Spectroscopy; Polystyrenes; Solid Phase Extraction; Spectrometry, Mass, Electrospray Ionization; Sulfonic Acids; Surface Properties; Vinyl Compounds | 2010 |
Two tools for applying chromatographic retention data to the mass-based identification of peptides during hydrogen/deuterium exchange experiments by nano-liquid chromatography/matrix-assisted laser desorption/ionization mass spectrometry.
Topics: Chromatography, Liquid; Deuterium; Hydrogen; Molecular Weight; Peptide Mapping; Peptides; Spectrometry, Mass, Electrospray Ionization; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Tandem Mass Spectrometry | 2010 |
Anhydrous proton conduction at 150 °C in a crystalline metal-organic framework.
Topics: Benzenesulfonates; Crystallography, X-Ray; Deuterium; Electrochemistry; Electrodes; Electrolytes; Hot Temperature; Hydrogen; Membranes, Artificial; Organometallic Compounds; Porosity; Protons | 2009 |
Stereochemistry of hydrogen removal during oxygenation of linoleic acid by singlet oxygen and synthesis of 11(S)-deuterium-labeled linoleic acid.
Topics: Chromatography, High Pressure Liquid; Deuterium; Hydrogen; Hydrogen Peroxide; Linoleic Acid; Oxygen; Singlet Oxygen; Stereoisomerism | 2011 |
A counter-intuitive approach to calculating non-exchangeable 2H isotopic composition of hair: treating the molar exchange fraction fE as a process-related rather than compound-specific variable.
Topics: Algorithms; Deuterium; Deuterium Exchange Measurement; Forensic Anthropology; Hair; Humans; Hydrogen; Longitudinal Studies; Mass Spectrometry | 2011 |
Guided ion beam and theoretical study of the reactions of Au+ with H2, D2, and HD.
Topics: Deuterium; Gold; Hydrogen; Ions; Kinetics; Quantum Theory; Surface Properties; Water | 2011 |
H/D isotope effects in protein thermal denaturation: the case of bovine serum albumin.
Topics: Animals; Cattle; Circular Dichroism; Deuterium; Deuterium Exchange Measurement; Hydrogen; Protein Denaturation; Protein Structure, Secondary; Protein Unfolding; Serum Albumin, Bovine; Temperature | 2011 |
A new approach to explore the impact of freeze-thaw cycling on protein structure: hydrogen/deuterium exchange mass spectrometry (HX-MS).
Topics: Animals; Deuterium; Deuterium Exchange Measurement; Freezing; Hydrogen; L-Lactate Dehydrogenase; Mass Spectrometry; Protein Conformation; Rabbits | 2011 |
H+ versus D+ transfer from HOD+ to CO2: bond-selective chemistry and the anomalous effect of bending excitation.
Topics: Carbon Dioxide; Deuterium; Hydrogen; Quantum Theory | 2011 |
Histidine hydrogen-deuterium exchange mass spectrometry for probing the microenvironment of histidine residues in dihydrofolate reductase.
Topics: Catalytic Domain; Crystallography; Deuterium; Deuterium Exchange Measurement; Environment; Escherichia coli; Histidine; Hydrogen; Kinetics; Mass Spectrometry; Models, Biological; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Protein Binding; Protein Conformation; Tetrahydrofolate Dehydrogenase | 2011 |
Influence of substrate dideuteration on the reaction of the bifunctional heme enzyme psi factor producing oxygenase A (PpoA).
Topics: Aspergillus nidulans; Deuterium; Dioxygenases; Hydrogen; Kinetics; Oleic Acid | 2011 |
Dissipative dynamics within the electronic friction approach: the femtosecond laser desorption of H2/D2 from Ru(0001).
Topics: Adsorption; Deuterium; Electrons; Hydrogen; Lasers; Quantum Theory; Ruthenium; Surface Properties; Time Factors | 2011 |
Selective D2 adsorption enhanced by the quantum sieving effect on entangled single-wall carbon nanotubes.
Topics: Adsorption; Computer Simulation; Deuterium; Hydrogen; Macromolecular Substances; Materials Testing; Models, Chemical; Molecular Conformation; Nanotubes, Carbon; Particle Size; Porosity; Surface Properties | 2010 |
The hydrogen-bonding transition and isotope-dependent negative thermal expansion in H3Co(CN)6.
Topics: Cobalt; Computer Simulation; Cyanides; Deuterium; Hydrogen; Hydrogen Bonding; Models, Chemical; Molecular Structure; Monte Carlo Method; Neutron Diffraction | 2010 |
Quantum effects of translational motions in solid para-hydrogen and ortho-deuterium: anharmonic extension of the Einstein model.
Topics: Deuterium; Hydrogen; Isomerism; Models, Chemical; Monte Carlo Method; Motion; Quantum Theory; Thermodynamics | 2010 |
Kubas-type hydrogen storage in V(III) polymers using tri- and tetradentate bridging ligands.
Topics: Deuterium; Electric Power Supplies; Hydrogen; Ligands; Materials Testing; Molecular Structure; Organometallic Compounds; Polymers; Vanadium | 2011 |
Structural organization of brain-derived mammalian prions examined by hydrogen-deuterium exchange.
Topics: Animals; Brain Chemistry; Deuterium; Hydrogen; Mass Spectrometry; Prions | 2011 |
Visualizing hydrogen atoms migrating in acetylene dication by time-resolved three-body and four-body Coulomb explosion imaging.
Topics: Acetylene; Cations; Deuterium; Hydrogen; Lasers; Spectrum Analysis; Time Factors | 2011 |
Transitions between elongated conformations of ubiquitin [M+11H]11+ enhance hydrogen/deuterium exchange.
Topics: Animals; Cattle; Deuterium; Deuterium Exchange Measurement; Hydrogen; Protein Conformation; Spectrometry, Mass, Electrospray Ionization; Ubiquitin | 2011 |
A semi-classical model of attosecond electron localization in dissociative ionization of hydrogen.
Topics: Deuterium; Electrons; Hydrogen; Kinetics; Lasers; Time Factors | 2011 |
Tracing the hydrogen source of hydrocarbons formed by vanadium nitrogenase.
Topics: Adenosine Triphosphate; Biocatalysis; Carbon Monoxide; Deuterium; Gas Chromatography-Mass Spectrometry; Hydrocarbons; Hydrogen; Nitrogenase; Oxidation-Reduction | 2011 |
Mild redox complementation enables H2 activation by [FeFe]-hydrogenase models.
Topics: Deuterium; Electron Spin Resonance Spectroscopy; Hydrogen; Hydrogenase; Kinetics; Oxidation-Reduction; Protons | 2011 |
Hydrogen/deuterium exchange-LC-MS approach to characterize the action of heparan sulfate C5-epimerase.
Topics: Animals; Carbohydrate Epimerases; Cell Line; Chromatography, Liquid; Deuterium; Deuterium Exchange Measurement; Disaccharides; Heparin; Heparitin Sulfate; Hydrogen; Insecta; Mass Spectrometry; Proteoglycans | 2011 |
Near-threshold H/D exchange in CD₃CHO photodissociation.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Photochemistry | 2011 |
A membrane cell for on-line hydrogen/deuterium exchange to study protein folding and protein-protein interactions by mass spectrometry.
Topics: Antibodies; Automation, Laboratory; Deuterium; Deuterium Exchange Measurement; Deuterium Oxide; Hydrogen; Kinetics; Mass Spectrometry; Peptides; Protein Binding; Protein Folding; Protein Structure, Secondary; Protein Unfolding; Proteins; Proteomics | 2011 |
Observations of host guest interactions specific to molecular matrices: water monomers and dimers in hydrogen matrices.
Topics: Cold Temperature; Deuterium; Dimerization; Half-Life; Hydrogen; Hydrogen Bonding; Rotation; Spectrophotometry, Infrared; Vibration; Water | 2011 |
Role of calcium in the conformational dynamics of factor XIII activation examined by hydrogen-deuterium exchange coupled with MALDI-TOF MS.
Topics: Amino Acid Sequence; Calcium; Deuterium; Deuterium Exchange Measurement; Factor XIII; Humans; Hydrogen; Models, Molecular; Molecular Sequence Data; Protein Conformation; Recombinant Proteins; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Transglutaminases | 2011 |
Monitoring allostery in D2O: a necessary control in studies using hydrogen/deuterium exchange to characterize allosteric regulation.
Topics: Allosteric Regulation; Animals; Binding Sites; Deuterium; Deuterium Exchange Measurement; Hydrogen; Magnetic Resonance Spectroscopy; Models, Biological; Rabbits; Thermodynamics | 2011 |
Conformational transitions in the membrane scaffold protein of phospholipid bilayer nanodiscs.
Topics: 1,2-Dipalmitoylphosphatidylcholine; Apolipoprotein A-I; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Kinetics; Lipid Bilayers; Mass Spectrometry; Membrane Proteins; Membranes, Artificial; Models, Molecular; Molecular Conformation; Nanostructures; Phospholipids; Protein Structure, Secondary; Protein Structure, Tertiary; Protein Unfolding; Proteomics; Recombinant Proteins; Solutions | 2011 |
Para-hydrogen induced polarization of amino acids, peptides and deuterium-hydrogen gas.
Topics: Amino Acids; Deuterium; Gases; Hydrogen; Hydrogenation; Magnetic Resonance Spectroscopy; Peptides | 2011 |
Gas phase hydrogen/deuterium exchange of arginine and arginine dipeptides complexed with alkali metals.
Topics: Arginine; Chemistry, Physical; Deuterium; Dipeptides; Gases; Glycine; Hydrogen; Ion Exchange; Metals, Alkali; Models, Molecular; Molecular Conformation; Protons; Salts; Spectrometry, Mass, Electrospray Ionization | 2011 |
Quantum rate dynamics for proton transfer reaction in a model system: effect of the rate promoting vibrational mode.
Topics: Deuterium; Hydrogen; Kinetics; Models, Chemical; Protons; Quantum Theory | 2011 |
²H kinetic isotope effects and pH dependence of catalysis as mechanistic probes of rat monoamine oxidase A: comparisons with the human enzyme.
Topics: Animals; Catalysis; Deuterium; Humans; Hydrogen; Hydrogen-Ion Concentration; Isotopes; Monoamine Oxidase; Protein Binding; Quantitative Structure-Activity Relationship; Rats; Species Specificity | 2011 |
Epitope mapping of a 95 kDa antigen in complex with antibody by solution-phase amide backbone hydrogen/deuterium exchange monitored by Fourier transform ion cyclotron resonance mass spectrometry.
Topics: Amides; Antibodies, Monoclonal; Antigen-Antibody Complex; Antigens, Plant; Cyclotrons; Deuterium; Deuterium Exchange Measurement; Epitope Mapping; Fourier Analysis; Hydrogen; Mass Spectrometry; Recombinant Proteins | 2011 |
Mapping unstructured regions and synergistic folding in intrinsically disordered proteins with amide H/D exchange mass spectrometry.
Topics: Animals; CREB-Binding Protein; Deuterium; Humans; Hydrogen; Isotope Labeling; Mass Spectrometry; Models, Molecular; Nuclear Receptor Coactivator 3; Protein Folding | 2011 |
Hydrogen exchange during cell-free incorporation of deuterated amino acids and an approach to its inhibition.
Topics: Amino Acids; Cell-Free System; Chlorella; Deuterium; Deuterium Exchange Measurement; Hydrogen; Isotope Labeling; Nuclear Magnetic Resonance, Biomolecular; Proteins; Ubiquitin | 2011 |
Abnormal thermal expansion of clathrate hydrates induced by asymmetric guest molecules.
Topics: Deuterium; Furans; Hydrogen; Temperature; Water | 2012 |
Three-dimensional deuterium-carbon correlation experiments for high-resolution solid-state MAS NMR spectroscopy of large proteins.
Topics: Bacterial Outer Membrane Proteins; Carbon; Deuterium; Escherichia coli; Escherichia coli Proteins; Humans; Hydrogen; Isotope Labeling; Nuclear Magnetic Resonance, Biomolecular; Porins; Proteins; Ubiquitin | 2011 |
Spatially resolved protein hydrogen exchange measured by matrix-assisted laser desorption ionization in-source decay.
Topics: Cytochromes c; Deuterium; Hydrogen; Protein Structure, Tertiary; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2011 |
Stable carbon and hydrogen isotope fractionation of dissolved organic groundwater pollutants by equilibrium sorption.
Topics: Adsorption; Alkanes; Carbon; Carbon Isotopes; Charcoal; Chemical Fractionation; Deuterium; Environmental Monitoring; Groundwater; Hydrocarbons, Aromatic; Hydrocarbons, Chlorinated; Hydrogen; Soil; Vapor Pressure; Water Pollutants, Chemical | 2012 |
Full-dimensional quantum dynamics study of the H + H2O and H + HOD exchange reactions.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Quantum Theory; Water | 2012 |
Using gas chromatography/isotope ratio mass spectrometry to determine the fractionation factor for H2 production by hydrogenases.
Topics: Desulfovibrio; Deuterium; Gas Chromatography-Mass Spectrometry; Hydrogen; Hydrogenase; Limit of Detection; Protons | 2012 |
Site-specific analysis of gas-phase hydrogen/deuterium exchange of peptides and proteins by electron transfer dissociation.
Topics: Cytochromes c; Deuterium; Deuterium Exchange Measurement; Electron Transport; Humans; Hydrogen; Peptide Fragments; Spectrometry, Mass, Electrospray Ionization; Ubiquitin | 2012 |
Studies of the H-D exchange mechanism of malonganenone B.
Topics: Deuterium; Diterpenes; Hydrogen; Imidazoles; Kinetics; Methane; Molecular Structure | 2012 |
Excited-state hydrogen relay along a blended-alcohol chain as a model system of a proton wire: deuterium effect on the reaction dynamics.
Topics: Alcohols; Amino Acids; Deuterium; Fluorescence; Hydrogen; Hydrogen Bonding; Hydroxyquinolines; Kinetics; Protons | 2012 |
Carbon-centered radicals can transfer hydrogen atoms between amino acid side chains.
Topics: Amino Acids; Carbon; Deuterium; Deuterium Exchange Measurement; Free Radicals; Half-Life; Hydrogen; Kinetics; Proteins | 2012 |
Investigation of the role of the micro-porous layer in polymer electrolyte fuel cells with hydrogen deuterium contrast neutron radiography.
Topics: Deuterium; Electric Power Supplies; Electrolytes; Hydrogen; Membranes, Artificial; Neutrons; Polymers; Porosity; Radiography | 2012 |
Time-dependent wave packet quantum and quasi-classical trajectory study of He + H₂⁺, D₂⁺ → HeH⁺ + H, HeD⁺ + D reaction on an accurate FCI potential energy surface.
Topics: Deuterium; Helium; Hydrogen; Quantum Theory; Time Factors | 2012 |
Localized hydration in lyophilized myoglobin by hydrogen-deuterium exchange mass spectrometry. 1. Exchange mapping.
Topics: Deuterium; Hydrogen; Mass Spectrometry; Myoglobin; Spectroscopy, Fourier Transform Infrared; Thermogravimetry; X-Ray Diffraction | 2012 |
Localized hydration in lyophilized myoglobin by hydrogen-deuterium exchange mass spectrometry. 2. Exchange kinetics.
Topics: Deuterium; Freeze Drying; Hydrogen; Kinetics; Mass Spectrometry; Myoglobin; Spectroscopy, Fourier Transform Infrared; Thermogravimetry; X-Ray Diffraction | 2012 |
On the interpretation of deuterium kinetic isotope effects in C-H bond functionalizations by transition-metal complexes.
Topics: Carbon; Coordination Complexes; Deuterium; Hydrogen; Kinetics | 2012 |
Determination of the hydrogen isotopic compositions of organic materials and hydrous minerals using thermal combustion laser spectroscopy.
Topics: Deuterium; Hot Temperature; Hydrogen; Lasers; Minerals; Oxygen Isotopes; Spectrum Analysis; Volatilization | 2012 |
Photoelectron-photofragment coincidence studies of NO(-)-X clusters (X = H2O, CD4).
Topics: Anions; Chemistry, Physical; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Methane; Nitric Oxide; Photoelectron Spectroscopy; Thermodynamics; Vibration; Water | 2011 |
Explaining the structure of the OH stretching band in the IR spectra of strongly hydrogen-bonded dimers of phosphinic acid and their deuterated analogs in the gas phase: a computational study.
Topics: Computer Simulation; Deuterium; Dimerization; Gases; Hydrogen; Hydrogen Bonding; Models, Chemical; Molecular Structure; Phosphinic Acids; Spectrophotometry, Infrared | 2012 |
On-line fractionated size exclusion chromatography-nuclear magnetic resonance of polymers with ¹H and ²H nuclear magnetic resonance detection.
Topics: Chromatography, Gel; Chromatography, High Pressure Liquid; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Polymethyl Methacrylate; Polystyrenes | 2012 |
Metal-free α-CH amination of ethers with hypervalent sulfonylimino-λ3-bromane that acts as an active nitrenoid.
Topics: Amination; Bromobenzenes; Carbon; Deuterium; Ethers; Hydrogen; Imines; Kinetics; Mesylates; Metals; Stereoisomerism; Temperature | 2012 |
Spatially resolved protein hydrogen exchange measured by subzero-cooled chip-based nanoelectrospray ionization tandem mass spectrometry.
Topics: beta 2-Microglobulin; Chemistry Techniques, Analytical; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen-Ion Concentration; Nanotechnology; Proteins; Tandem Mass Spectrometry; Temperature; Ubiquitin | 2012 |
Unraveling quantum mechanical effects in water using isotopic fractionation.
Topics: Atmosphere; Computer Simulation; Deuterium; Hydrogen; Hydrogen Bonding; Models, Chemical; Oxygen; Quantum Theory; Temperature; Water | 2012 |
Improved protein hydrogen/deuterium exchange mass spectrometry platform with fully automated data processing.
Topics: Antibodies, Monoclonal; Automation, Laboratory; Deuterium; Deuterium Exchange Measurement; Guanidine; Hydrogen; Immunoglobulin G; Mass Spectrometry; Models, Chemical; Peptide Hydrolases; Peptides; Protein Conformation; Reference Standards; Software | 2012 |
Hydrogen scrambling in ethane induced by intense laser fields: statistical analysis of coincidence events.
Topics: Deuterium; Ethane; Hydrogen; Lasers; Models, Molecular | 2012 |
Ruthenium-catalyzed selective α,β-deuteration of bioactive amines.
Topics: Amines; Catalysis; Deuterium; Deuterium Exchange Measurement; Hydrogen; Pharmaceutical Preparations; Ruthenium; Tandem Mass Spectrometry | 2012 |
Nucleation effects in peptide foldamers.
Topics: Circular Dichroism; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Peptides; Protein Folding | 2012 |
Variation of compound-specific hydrogen isotope ratios under changing temperature program in gas chromatography/thermal conversion/isotope ratio mass spectrometry.
Topics: Alkanes; Deuterium; Fatty Acids; Gas Chromatography-Mass Spectrometry; Hydrogen; Temperature | 2012 |
The provenances of asteroids, and their contributions to the volatile inventories of the terrestrial planets.
Topics: Carbon; Carbon Isotopes; Deuterium; Earth, Planet; Evolution, Planetary; Hydrogen; Ice; Minor Planets; Nitrogen; Nitrogen Isotopes; Oxygen Isotopes; Planets; Water | 2012 |
Comparison of experimental and theoretical data on hydrogen-deuterium exchange for ten globular proteins.
Topics: Amino Acids; Animals; Cattle; Deuterium; Deuterium Exchange Measurement; Globulins; Humans; Hydrogen; Hydrogen Bonding; Mass Spectrometry; Models, Chemical; Molecular Conformation; Probability; Protein Structure, Secondary; Protons; Solvents | 2012 |
Direct observation of hydrogen atom dynamics and interactions by ultrahigh resolution neutron protein crystallography.
Topics: Anisotropy; Biochemistry; Brassica; Crystallization; Crystallography; Deuterium; Hydrogen; Hydrogen Bonding; Macromolecular Substances; Molecular Conformation; Neutron Diffraction; Neutrons; Plant Proteins; Solvents; Water | 2012 |
Hydrogen/deuterium exchange mass spectrometry reveals specific changes in the local flexibility of plasminogen activator inhibitor 1 upon binding to the somatomedin B domain of vitronectin.
Topics: Deuterium; Hydrogen; Mass Spectrometry; Models, Molecular; Plasminogen Activator Inhibitor 1; Somatomedins; Vitronectin | 2012 |
Characterization of the N370S mutant of glucocerebrosidase by hydrogen/deuterium exchange mass spectrometry.
Topics: Amino Acid Substitution; Deuterium; Gaucher Disease; Glucosylceramidase; Humans; Hydrogen; Imino Pyranoses; Ligands; Mass Spectrometry; Point Mutation; Protein Stability; Protein Unfolding | 2012 |
The origin of isotope-induced helical-sense bias in supramolecular polymers of benzene-1,3,5-tricarboxamides.
Topics: Benzamides; Deuterium; Hydrogen; Hydrogen Bonding; Models, Molecular; Polymers; Stereoisomerism | 2012 |
A hydrogen gas-water equilibration method produces accurate and precise stable hydrogen isotope ratio measurements in nutrition studies.
Topics: Adipose Tissue; Animals; Catalysis; Cats; Deuterium; Energy Metabolism; Gases; Humans; Hydrogen; Mass Spectrometry; Nutritional Physiological Phenomena; Obesity; Platinum; Reproducibility of Results; Urine; Water; Zinc | 2012 |
Backbone assignment of fully protonated solid proteins by 1H detection and ultrafast magic-angle-spinning NMR spectroscopy.
Topics: Carbon Isotopes; Deuterium; DNA Polymerase III; Hydrogen; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Proteins; Protons | 2012 |
New on-line methods for determining the deuterium/hydrogen composition of water and hydrocarbon gases using O(2-) ion-conducting solid electrolyte reactor.
Topics: Anions; Deuterium; Electrolytes; Hydrogen; Mass Spectrometry; Methane; Oxygen; Reproducibility of Results; Temperature; Water; Zirconium | 2012 |
Accessing the reproducibility and specificity of pepsin and other aspartic proteases.
Topics: Amino Acid Sequence; Animals; Arginine; Asparagine; Aspartic Acid Proteases; Deuterium; Deuterium Exchange Measurement; Eels; Glycine; Horses; Hydrogen; Mass Spectrometry; Molecular Sequence Data; Pepsin A; Peptides; Rabbits; Reproducibility of Results; Sequence Alignment; Sequence Homology, Amino Acid; Substrate Specificity; Swine | 2013 |
Specific 12CβD(2)12CγD(2)S13CεHD(2) isotopomer labeling of methionine to characterize protein dynamics by 1H and 13C NMR relaxation dispersion.
Topics: Carbon; Carbon Isotopes; Deuterium; Hydrogen; Isotope Labeling; Magnetic Resonance Spectroscopy; Methionine; Models, Molecular; Molecular Dynamics Simulation; Protein Conformation; Proteins; Protons; Sulfur | 2012 |
Dynamic quantum molecular sieving separation of D2 from H2-D2 mixture with nanoporous materials.
Topics: Carbon; Deuterium; Hydrogen; Molecular Dynamics Simulation; Nanoparticles; Porosity; Surface Properties; Zeolites | 2012 |
Hydrogen scrambling in non-covalent complexes of peptides.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Peptides; Protein Conformation; Spectrometry, Mass, Electrospray Ionization | 2012 |
Effect of changes in the deuterium content of drinking water on the hydrogen isotope ratio of urinary steroids in the context of sports drug testing.
Topics: Adult; Cholesterol; Deuterium; Drinking; Drinking Water; Gas Chromatography-Mass Spectrometry; Humans; Hydrogen; Male; Steroids; Substance Abuse Detection | 2013 |
Structural analyses of a constitutively active mutant of exchange protein directly activated by cAMP.
Topics: Catalytic Domain; Crystallography, X-Ray; Cyclic AMP; Deuterium; Guanine Nucleotide Exchange Factors; Humans; Hydrogen; Models, Molecular; Mutation; Protein Binding; Protein Conformation; Protein Interaction Domains and Motifs | 2012 |
Dynamic steps in receptor tyrosine kinase mediated activation of class IA phosphoinositide 3-kinases (PI3K) captured by H/D exchange (HDX-MS).
Topics: Animals; Deuterium; Deuterium Exchange Measurement; Enzyme Activation; Hydrogen; Isoenzymes; Mass Spectrometry; Mice; Models, Molecular; Phosphatidylinositol 3-Kinases; Phosphorylation; Phosphotyrosine; Protein Structure, Secondary; Protein Subunits; Recombinant Proteins; Signal Transduction; src Homology Domains | 2013 |
Platform dependencies in bottom-up hydrogen/deuterium exchange mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; DNA-Binding Proteins; Humans; Hydrogen; Mass Spectrometry; Molecular Weight; Peptides; Polynucleotide 5'-Hydroxyl-Kinase; Protein Multimerization; Proteolysis; Staining and Labeling; Static Electricity; Tubulin | 2013 |
Nepenthesin from monkey cups for hydrogen/deuterium exchange mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; DNA End-Joining Repair; DNA-Binding Proteins; Hydrogen; Magnoliopsida; Mass Spectrometry; Molecular Sequence Data; Molecular Weight; Pepsin A; Peptide Hydrolases; Plant Proteins; Protein Binding; Protein Structure, Tertiary; Recombinant Proteins; Substrate Specificity; Ubiquitin-Protein Ligases | 2013 |
Analysis of the local dynamics of human insulin and a rapid-acting insulin analog by hydrogen/deuterium exchange mass spectrometry.
Topics: Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Insulin; Insulin Lispro; Insulin, Short-Acting; Mass Spectrometry; Molecular Dynamics Simulation; Molecular Sequence Data; Peptides | 2013 |
Microwave spectra of the deuterium isotopologues of cis-hexatriene and a semiexperimental equilibrium structure.
Topics: Butadienes; Deuterium; Electrons; Hydrogen; Magnetic Resonance Spectroscopy; Microwaves; Models, Chemical; Molecular Structure; Polyenes; Quantum Theory; Rotation; Spectrum Analysis; Vibration | 2013 |
Optimized demineralization technique for the measurement of stable isotope ratios of nonexchangeable H in soil organic matter.
Topics: Deuterium; Hydrochloric Acid; Hydrofluoric Acid; Hydrogen; Minerals; Organic Chemicals; Soil; Solid Phase Extraction | 2013 |
Analytical challenges in the quantitative determination of 2H/1H ratios of methyl iodide.
Topics: Deuterium; Gas Chromatography-Mass Spectrometry; Hot Temperature; Hydrocarbons, Iodinated; Hydrogen; Reproducibility of Results | 2013 |
Characterization of Japanese polished rice by stable hydrogen isotope analysis of total fatty acids for tracing regional origin.
Topics: Deuterium; Fatty Acids; Food Analysis; Hydrogen; Japan; Mass Spectrometry; Oryza; Seasons; Weather | 2013 |
Deuterium-induced isotope effects on the 13C chemical shifts of α-D-glucose pentaacetate.
Topics: Carbon Isotopes; Deuterium; Glucose; Hydrogen; Magnetic Resonance Spectroscopy; Quantum Theory; Reference Standards | 2013 |
Relative timing of hydrogen and proton transfers in the reaction of flavin oxidation catalyzed by choline oxidase.
Topics: Alcohol Oxidoreductases; Catalysis; Deuterium; Flavins; Hydrogen; Hydrogen Peroxide; Hydrogen-Ion Concentration; Kinetics; Oxidation-Reduction; Protons; Solvents; Spectrum Analysis; Viscosity | 2013 |
Using fixed-node diffusion Monte Carlo to investigate the effects of rotation-vibration coupling in highly fluxional asymmetric top molecules: application to H2D+.
Topics: Deuterium; Diffusion; Hydrogen; Monte Carlo Method; Rotation; Vibration | 2013 |
A conformational NMR analysis of methymycin aglycones: complete and unambiguous assignments of stereochemically diverse glycosylated methymycin analogs by 1D and 2D NMR techniques and molecular modeling.
Topics: Deuterium; Glycosylation; Hydrogen; Macrolides; Magnetic Resonance Spectroscopy; Models, Molecular; Molecular Conformation; Reference Standards; Stereoisomerism | 2013 |
Hydrogen/deuterium exchange mass spectrometry and site-directed disulfide cross-linking suggest an important dynamic interface between the two lysostaphin domains.
Topics: Deuterium; Hydrogen; Lysostaphin; Mass Spectrometry; Sodium Chloride; Staphylococcus aureus | 2013 |
D/H exchange in C-H bonds of fatty acids: implication for geographical discrimination of food materials.
Topics: Deuterium; Fatty Acids; Food Analysis; Geography; Hydrogen | 2013 |
An electrospray ms-coupled microfluidic device for sub-second hydrogen/deuterium exchange pulse-labelling reveals allosteric effects in enzyme inhibition.
Topics: Acylation; Allosteric Regulation; beta-Lactamase Inhibitors; beta-Lactamases; Catalytic Domain; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Bonding; Microfluidic Analytical Techniques; Spectrometry, Mass, Electrospray Ionization | 2013 |
Quantum dynamical simulations of the femtosecond-laser-induced ultrafast desorption of H2 and D2 from Ru(0001).
Topics: Deuterium; Hydrogen; Lasers; Quantum Theory; Ruthenium; Surface Properties; Time Factors | 2013 |
Synthetic use of the primary kinetic isotope effect in hydrogen atom transfer 2: generation of captodatively stabilised radicals.
Topics: Amino Acids; Deuterium; Free Radicals; Halogenation; Hydrogen; Iodobenzenes; Kinetics; Morpholines; Oxidation-Reduction; Trialkyltin Compounds | 2013 |
Rate coefficients and kinetic isotope effects of the X + CH4 → CH3 + HX (X = H, D, Mu) reactions from ring polymer molecular dynamics.
Topics: Deuterium; Hydrogen; Isotopes; Kinetics; Methane; Molecular Dynamics Simulation; Polymers | 2013 |
Disagreement between theory and experiment grows with increasing rotational excitation of HD(v', j') product for the H + D2 reaction.
Topics: Deuterium; Hydrogen; Quantum Theory; Rotation; Time Factors | 2013 |
Dynamics of phosphodiesterase-induced cAMP dissociation from protein kinase A: capturing transient ternary complexes by HDXMS.
Topics: Amides; Cyclic AMP; Cyclic AMP-Dependent Protein Kinases; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Molecular Dynamics Simulation; Phosphoric Diester Hydrolases; Protein Conformation; Signal Transduction; Ternary Complex Factors | 2013 |
Reaction dynamics: OH electron, where art thou?
Topics: Deuterium; Hydrogen; Models, Chemical; Oxygen; Quantum Theory | 2013 |
Product-state-resolved dynamics of the elementary reaction of atomic oxygen with molecular hydrogen, O(³P) + D₂ → OD(X²Π) + D.
Topics: Deuterium; Equipment Design; Hydrogen; Lasers; Models, Chemical; Oxygen; Quantum Theory; Spectrometry, Fluorescence; Thermodynamics | 2013 |
Infrared spectroscopic evidence of a redox-dependent conformational change involving ion binding residue NqrB-D397 in the Na(+)-pumping NADH:quinone oxidoreductase from Vibrio cholerae.
Topics: Binding Sites; Deuterium; Electrochemical Techniques; Hydrogen; Kinetics; Oxidation-Reduction; Protein Conformation; Quinone Reductases; Sodium-Potassium-Exchanging ATPase; Spectroscopy, Fourier Transform Infrared; Vibrio cholerae | 2013 |
A quantum time-dependent wave-packet study of intersystem crossing effects in the O(3P(0, 1, 2)) + D2(v = 0, j = 0) reaction.
Topics: Algorithms; Deuterium; Hydrogen; Oxygen; Quantum Theory; Thermodynamics | 2013 |
Epitope-distal effects accompany the binding of two distinct antibodies to hepatitis B virus capsids.
Topics: Antibodies, Monoclonal; Antigen-Antibody Reactions; Capsid Proteins; Chromatography, High Pressure Liquid; Crystallography, X-Ray; Deuterium; Epitopes; Hepatitis B Antibodies; Hepatitis B Core Antigens; Hepatitis B virus; Humans; Hydrogen; Immunoglobulin Fab Fragments; Mass Spectrometry; Models, Molecular; Protein Conformation | 2013 |
The kinetic deuterium isotope effect as applied to metabolic deactivation of imatinib to the des-methyl metabolite, CGP74588.
Topics: Administration, Intravenous; Administration, Oral; Animals; Antineoplastic Agents; Benzamides; Biotransformation; Deuterium; Humans; Hydrogen; Imatinib Mesylate; Male; Microsomes, Liver; Piperazines; Protein Kinase Inhibitors; Pyrimidines; Rats | 2013 |
Ultracold collisions of O(1D) and H2: the effects of H2 vibrational excitation on the production of vibrationally and rotationally excited OH.
Topics: Deuterium; Hydrogen; Hydroxides; Oxygen; Quantum Theory; Rotation; Vibration | 2013 |
Simple atmospheric hydrogen/deuterium exchange method for enumeration of labile hydrogens by electrospray ionization mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Spectrometry, Mass, Electrospray Ionization; Water | 2013 |
2D IR cross peaks reveal hydrogen-deuterium exchange with single residue specificity.
Topics: Antimicrobial Cationic Peptides; Carbon Isotopes; Deuterium; Deuterium Exchange Measurement; Hydrogen; Isoleucine; Lipid Bilayers; Oxygen Isotopes; Proteins; Spectrophotometry, Infrared | 2013 |
Considerations in the analysis of hydrogen exchange mass spectrometry data.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Peptides; Proteins; Software | 2013 |
Is the pre-Tg DSC endotherm observed with solid state proteins associated with the protein internal dynamics? Investigation of bovine serum albumin by solid state hydrogen/deuterium exchange.
Topics: Animals; Cattle; Chemistry, Pharmaceutical; Deuterium; Freeze Drying; Glass; Hydrogen; Serum Albumin, Bovine; Transition Temperature | 2013 |
Highly selective quantum sieving of D2 from H2 by a metal-organic framework as determined by gas manometry and infrared spectroscopy.
Topics: Deuterium; Hydrogen; Organometallic Compounds; Quantum Theory; Temperature | 2013 |
Stable-isotope probing reveals that hydrogen isotope fractionation in proteins and lipids in a microbial community are different and species-specific.
Topics: Bacteria; Bioreactors; Chemical Fractionation; Deuterium; Hydrogen; Lipids; Molecular Probes; Proteins; Species Specificity; Spectrometry, Mass, Electrospray Ionization | 2013 |
First-principles simulations of vibrational states and spectra for H5(+) and D5(+) clusters using multiconfiguration time-dependent Hartree approach.
Topics: Computer Simulation; Deuterium; Electrons; Hydrogen; Models, Molecular; Protons; Quantum Theory; Spectrophotometry, Infrared | 2014 |
Dehydration and dehydrogenation of ethylene glycol on rutile TiO2(110).
Topics: Acetaldehyde; Dehydration; Deuterium; Ethylene Glycol; Hydrogen; Titanium; Water | 2013 |
Chemoselective transfer hydrogenation of α,β-unsaturated ketones catalyzed by pincer-Pd complexes using alcohol as a hydrogen source.
Topics: Alcohols; Catalysis; Deuterium; Hydrogen; Hydrogenation; Ketones; Molecular Structure; Palladium; Stereoisomerism | 2013 |
Quasiclassical trajectory studies of the O(3P) + CX4(vk = 0, 1) → OXv + CX3(n1n2n3n4) [X = H and D] reactions on an ab initio potential energy surface.
Topics: Deuterium; Hydrogen; Kinetics; Methane; Oxygen; Quantum Theory; Thermodynamics; Vibration | 2013 |
Mechanistic study on the cleavage and reorganization of C(sp3)-H and C=N bonds in carbodiimides: synthesis of 1,2-dihydrothiopyrimidines and 2,3-dihydropyrimidinthiones through four-component coupling.
Topics: Azetines; Carbodiimides; Carbon; Crystallography, X-Ray; Cycloaddition Reaction; Deuterium; Hydrogen; Molecular Conformation; Nitrogen; Quantum Theory | 2013 |
Polarization of molecular angular momentum in the chemical reactions Li + HF and F + HD.
Topics: Algorithms; Deuterium; Fluorides; Hydrofluoric Acid; Hydrogen; Lithium; Quantum Theory | 2013 |
ESI hydrogen/deuterium exchange can count chemical forms of heteroatom-bound hydrogen.
Topics: Deuterium; Hydrogen; Spectrometry, Mass, Electrospray Ionization | 2013 |
Use of 1,5-diaminonaphthalene to combine matrix-assisted laser desorption/ionization in-source decay fragmentation with hydrogen/deuterium exchange.
Topics: 2-Naphthylamine; Amyloid beta-Peptides; beta-Endorphin; Deuterium; Humans; Hydrogen; Peptide Fragments; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Stereoisomerism; Ubiquitin | 2013 |
Pulsed hydrogen-deuterium exchange mass spectrometry probes conformational changes in amyloid beta (Aβ) peptide aggregation.
Topics: Alzheimer Disease; Amyloid; Amyloid beta-Peptides; Blotting, Western; Copper; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Mass Spectrometry; Microscopy, Electron, Transmission; Peptide Fragments; Protein Conformation; Temperature | 2013 |
Structural elucidation studies of 15-membered azalide macrocycles using H/D exchange and ESI-MS(n.).
Topics: Azithromycin; Deuterium; Deuterium Exchange Measurement; Hydrogen; Metals, Alkali; Molecular Structure; Spectrometry, Mass, Electrospray Ionization | 2013 |
Analysis of overlapped and noisy hydrogen/deuterium exchange mass spectra.
Topics: Deuterium; Deuterium Exchange Measurement; env Gene Products, Human Immunodeficiency Virus; HIV; HIV Infections; Humans; Hydrogen; Kinetics; Linear Models; Mass Spectrometry | 2013 |
Conformational analysis of chiral supramolecular aggregates: modeling the subtle difference between hydrogen and deuterium.
Topics: Benzamides; Deuterium; Hydrogen; Macromolecular Substances; Models, Molecular; Molecular Conformation; Thermodynamics | 2013 |
Oligomerization interface of RAGE receptor revealed by MS-monitored hydrogen deuterium exchange.
Topics: Deuterium; Extracellular Space; Hydrogen; Kinetics; Ligands; Mass Spectrometry; Models, Molecular; Protein Binding; Protein Conformation; Protein Multimerization; Protein Stability; Receptor for Advanced Glycation End Products; Receptors, Immunologic | 2013 |
Enumeration of labile hydrogens in natural organic matter by use of hydrogen/deuterium exchange Fourier transform ion cyclotron resonance mass spectrometry.
Topics: Benzopyrans; Cyclotrons; Deuterium; Fourier Analysis; Fresh Water; Humic Substances; Hydrogen; Lignin; Petroleum; Spectrometry, Mass, Electrospray Ionization | 2013 |
Probing protein ensemble rigidity and hydrogen-deuterium exchange.
Topics: Acid Anhydride Hydrolases; Acylphosphatase; Archaeal Proteins; Deuterium; Hydrogen; Hydrogen Bonding; Models, Molecular; Molecular Probes; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Unfolding; Sulfolobus solfataricus | 2013 |
Quantum effects in the capture of charged particles by dipolar polarizable symmetric top molecules. II. Interplay between electrostatic and gyroscopic interactions.
Topics: Deuterium; Hydrogen; Methane; Particle Size; Quantum Theory; Static Electricity; Surface Properties; Tritium | 2013 |
Practical and economical implementation of online H/D exchange in LC-MS.
Topics: Animals; Chromatography, Liquid; Deuterium; Humans; Hydrogen; Lactones; Loratadine; Metabolomics; Microsomes, Liver; Online Systems; Plasma; Pravastatin; Rats; Spectrometry, Mass, Electrospray Ionization; Urinalysis | 2013 |
Dissecting the effect of RNA aptamer binding on the dynamics of plasminogen activator inhibitor 1 using hydrogen/deuterium exchange mass spectrometry.
Topics: Aptamers, Nucleotide; Deuterium; Humans; Hydrogen; Mass Spectrometry; Models, Molecular; Plasminogen Activator Inhibitor 1; Protein Conformation; Protein Stability | 2014 |
Epitope mapping of inhibitory antibodies targeting the C2 domain of coagulation factor VIII by hydrogen-deuterium exchange mass spectrometry.
Topics: Antibodies, Monoclonal; Chromatography, High Pressure Liquid; Deuterium; Epitope Mapping; Factor VIII; Humans; Hydrogen; Mass Spectrometry; Recombinant Proteins | 2013 |
Deciphering the zinc coordination properties of the prokaryotic zinc finger domain: The solution structure characterization of Ros87 H42A functional mutant.
Topics: Agrobacterium tumefaciens; Bacterial Proteins; Binding Sites; Deuterium; DNA; Histidine; Hydrogen; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protein Folding; Protein Structure, Tertiary; Zinc; Zinc Fingers | 2014 |
Palladium-catalyzed ortho-selective C-H deuteration of arenes: evidence for superior reactivity of weakly coordinated palladacycles.
Topics: Benzoates; Carbon; Catalysis; Deuterium; Hydrogen; Palladium; Phenylacetates | 2014 |
Why is N···Be distance of NH3H(+)···DBeH shorter than that of NH3D(+)···HBeH? Paradoxical geometrical isotope effects for partially isotope-substituted dihydrogen-bonded isotopomers.
Topics: Beryllium; Deuterium; Hydrogen; Nitrogen; Quantum Theory | 2014 |
Clot contraction: compression of erythrocytes into tightly packed polyhedra and redistribution of platelets and fibrin.
Topics: Animals; Blood Coagulation; Blood Platelets; Coronary Vessels; Deuterium; Erythrocytes; Fibrin; Humans; Hydrogen; Mice; Platelet Aggregation; Thrombosis | 2014 |
Is the simplest chemical reaction really so simple?
Topics: Chemistry; Computer Simulation; Deuterium; Hydrogen; Quantum Theory; Reproducibility of Results; Vibration | 2014 |
Contributions of the [NiFe]- and [FeFe]-hydrogenase to H2 production in Shewanella oneidensis MR-1 as revealed by isotope ratio analysis of evolved H(2).
Topics: Bacterial Proteins; Deuterium; Hydrogen; Hydrogenase; Iron-Sulfur Proteins; Shewanella | 2014 |
Familial Alzheimer's mutations within APPTM increase Aβ42 production by enhancing accessibility of ε-cleavage site.
Topics: Alzheimer Disease; Amyloid beta-Peptides; Amyloid beta-Protein Precursor; Amyloid Precursor Protein Secretases; Deuterium; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Mutation; Protein Conformation; Protein Structure, Tertiary | 2014 |
In-ESI source hydrogen/deuterium exchange of carbohydrate ions.
Topics: Carbohydrates; Deuterium; Hydrogen; Spectrometry, Mass, Electrospray Ionization; Spectroscopy, Fourier Transform Infrared | 2014 |
Epitope mapping by epitope excision, hydrogen/deuterium exchange, and peptide-panning techniques combined with in silico analysis.
Topics: Deuterium; Epitope Mapping; Epitopes; Hydrogen; Peptides | 2014 |
Stable isotope analysis of saline water samples on a cavity ring-down spectroscopy instrument.
Topics: Deuterium; Hydrogen; Oxygen Isotopes; Salts; Seawater; Sodium Chloride; Spectrum Analysis; Water | 2014 |
Synthesis, spectroscopy, and hydrogen/deuterium exchange in high-spin iron(II) hydride complexes.
Topics: Coordination Complexes; Crystallography, X-Ray; Deuterium; Hydrogen; Iron; Magnetic Resonance Spectroscopy; Spectrum Analysis | 2014 |
Deciphering the "chemical" nature of the exotic isotopes of hydrogen by the MC-QTAIM analysis: the positively charged muon and the muonic helium as new members of the periodic table.
Topics: Deuterium; Helium; Hydrogen; Models, Chemical; Quantum Theory; Tritium | 2014 |
Deglycosylation induces extensive dynamics changes in α-amylase revealed by hydrogen/deuterium exchange mass spectrometry.
Topics: alpha-Amylases; Amino Acid Sequence; Aspergillus oryzae; Deuterium; Fungal Proteins; Glycosylation; Hydrogen; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Protein Conformation | 2013 |
Understanding the conformational impact of chemical modifications on monoclonal antibodies with diverse sequence variation using hydrogen/deuterium exchange mass spectrometry and structural modeling.
Topics: Amino Acids; Antibodies, Monoclonal; Deuterium; Glycosylation; Hydrogen; Mass Spectrometry; Oxidation-Reduction; Protein Conformation | 2014 |
Imidazole C-2 hydrogen/deuterium exchange reaction at histidine for probing protein structure and function with matrix-assisted laser desorption ionization mass spectrometry.
Topics: Amino Acid Sequence; Animals; Catalytic Domain; Cattle; Deuterium; Histidine; Hydrogen; Hydrogen Bonding; Imidazoles; Protons; Ribonuclease, Pancreatic; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2014 |
Optimal control of charge transfer for slow H+ + D collisions with shaped laser pulses.
Topics: Deuterium; Hydrogen; Lasers; Time Factors | 2014 |
Aspartic protease nepenthesin-1 as a tool for digestion in hydrogen/deuterium exchange mass spectrometry.
Topics: Aspartic Acid Proteases; Chromatography, Liquid; Deuterium; Hydrogen; Tandem Mass Spectrometry | 2014 |
Investigation of hydrogen bonds properties in the terephthalic acid crystal, using molecular dynamics method.
Topics: Crystallization; Deuterium; Dimerization; Hydrogen; Hydrogen Bonding; Molecular Conformation; Molecular Dynamics Simulation; Phthalic Acids; Spectrophotometry, Infrared; Temperature; Vibration | 2014 |
Predicting protein aggregation during storage in lyophilized solids using solid state amide hydrogen/deuterium exchange with mass spectrometric analysis (ssHDX-MS).
Topics: Amides; Chemistry, Pharmaceutical; Deuterium; Excipients; Freeze Drying; Hydrogen; Kinetics; Mannitol; Mass Spectrometry; Myoglobin; Protein Aggregates; Proteins; Sodium Chloride; Sucrose | 2014 |
Formic acid dehydrogenation with bioinspired iridium complexes: a kinetic isotope effect study and mechanistic insight.
Topics: Biomimetic Materials; Deuterium; Formates; Hydrogen; Hydrogen-Ion Concentration; Iridium; Kinetics; Organometallic Compounds | 2014 |
Two-chamber hydrogen generation and application: access to pressurized deuterium gas.
Topics: Alkenes; Alkynes; Catalysis; Deuterium; Dioxanes; Dioxoles; Hydrogen; Isotope Labeling; Kinetics; Metals; Oxidation-Reduction; Phthalazines; Piperazines; Piperidines; Quinolines | 2014 |
Theoretical reaction kinetics astride the transition between moderate and deep tunneling regimes: the F + HD case.
Topics: Deuterium; Fluorides; Hydrogen; Kinetics; Quantum Theory; Temperature | 2014 |
Hydride-rhodium(III)-N-heterocyclic carbene catalysts for vinyl-selective H/D exchange: a structure-activity study.
Topics: Catalysis; Coordination Complexes; Crystallography, X-Ray; Deuterium; Heterocyclic Compounds; Hydrogen; Methane; Molecular Conformation; Rhodium; Structure-Activity Relationship; Vinyl Compounds | 2014 |
Effects of protein-ligand interactions on hydrogen/deuterium exchange kinetics: canonical and noncanonical scenarios.
Topics: Animals; Binding Sites; Cattle; Deuterium; Deuterium Exchange Measurement; Hemoglobins; Horses; Hydrogen; Kinetics; Ligands; Mass Spectrometry; Models, Molecular; Myoglobin; Oxygen; Protein Binding; Protein Conformation; Thermodynamics | 2014 |
Water behavior in bacterial spores by deuterium NMR spectroscopy.
Topics: Animals; Bacillus subtilis; Cattle; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Serum Albumin, Bovine; Spores, Bacterial; Temperature; Water | 2014 |
Mechanistic insights into the oxidation of substituted phenols via hydrogen atom abstraction by a cupric-superoxo complex.
Topics: Copper; Deuterium; Hydrogen; Kinetics; Models, Molecular; Molecular Conformation; Oxidation-Reduction; Oxygen Radioisotopes; Phenols; Superoxides | 2014 |
Approach to characterization of the higher order structure of disulfide-containing proteins using hydrogen/deuterium exchange and top-down mass spectrometry.
Topics: Amino Acid Sequence; Deuterium; Disulfides; Hydrogen; Molecular Sequence Data; Proteins; Spectrometry, Mass, Electrospray Ionization | 2014 |
Variable-temperature Fourier transform near-infrared imaging spectroscopy of the deuterium/hydrogen exchange in liquid D₂O.
Topics: Chemical Phenomena; Deuterium; Deuterium Oxide; Hydrogen; Kinetics; Spectroscopy, Fourier Transform Infrared; Spectroscopy, Near-Infrared; Temperature; Water | 2014 |
Iridium-catalyzed H/D exchange: ligand complexes with improved efficiency and scope.
Topics: Catalysis; Coordination Complexes; Deuterium; Hydrogen; Iridium; Ligands | 2014 |
Probing the conformational changes of ovalbumin after glycation using HDX-MS.
Topics: Deuterium; Glycosylation; Hydrogen; Mass Spectrometry; Ovalbumin; Peptide Mapping; Peptides | 2015 |
Functional dynamics of hexameric helicase probed by hydrogen exchange and simulation.
Topics: Algorithms; Computer Simulation; Cystoviridae; Deuterium; Deuterium Exchange Measurement; Hydrogen; Kinetics; Mass Spectrometry; Molecular Dynamics Simulation; RNA Helicases; Temperature; Viral Proteins | 2014 |
Synthetic approach for unsaturated precursors for parahydrogen induced polarization of choline and its analogs.
Topics: Choline; Contrast Media; Deuterium; Hydrogen; Nitrogen Isotopes | 2013 |
Metal-ion-specific screening of charge effects in protein amide H/D exchange and the Hofmeister series.
Topics: Amides; Chemistry Techniques, Analytical; Deuterium; Hydrogen; Ions; Metals, Alkaline Earth; Models, Molecular; Myoglobin | 2014 |
Experimental study of the reactions of limonene with OH and OD radicals: kinetics and products.
Topics: Bromides; Cyclohexenes; Deuterium; Disulfides; Hydrogen; Hydroxyl Radical; Kinetics; Limonene; Pressure; Temperature; Terpenes; Thermodynamics | 2014 |
Structural changes of ultrasonicated bovine serum albumin revealed by hydrogen-deuterium exchange and mass spectrometry.
Topics: Animals; Cattle; Deuterium; Deuterium Exchange Measurement; Hydrogen; Protein Conformation; Serum Albumin, Bovine; Spectrometry, Fluorescence; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Ultrasonics | 2014 |
pH-dependent random coil (1)H, (13)C, and (15)N chemical shifts of the ionizable amino acids: a guide for protein pK a measurements.
Topics: Amino Acids; Carbon Isotopes; Carboxylic Acids; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Proteins; Stereoisomerism | 2014 |
Mass spec studio for integrative structural biology.
Topics: Binding Sites; Deuterium; Hydrogen; Macrolides; Mass Spectrometry; Models, Molecular; Molecular Docking Simulation; Protein Conformation; Proteomics; Software; Tandem Mass Spectrometry; Tubulin | 2014 |
Hydrogen/deuterium exchange-protected oligomers populated during Aβ fibril formation correlate with neuronal cell death.
Topics: Amyloid beta-Peptides; Biopolymers; Cell Death; Deuterium; Hydrogen; Neurons; Spectrometry, Mass, Electrospray Ionization | 2014 |
Predicting leaf wax n-alkane 2H/1H ratios: controlled water source and humidity experiments with hydroponically grown trees confirm predictions of Craig-Gordon model.
Topics: Alkanes; Betula; Deuterium; Humidity; Hydrogen; Hydroponics; Plant Leaves; Populus; Trees; Water; Waxes | 2015 |
Iridium(I)-catalyzed regioselective C-H activation and hydrogen-isotope exchange of non-aromatic unsaturated functionality.
Topics: Alkenes; Catalysis; Coordination Complexes; Deuterium; Deuterium Exchange Measurement; Hydrogen; Iridium; Stereoisomerism | 2014 |
Sequence-specific formation of d-amino acids in a monoclonal antibody during light exposure.
Topics: Amino Acids; Antibodies, Monoclonal; Chromatography, High Pressure Liquid; Cysteine; Deuterium; Deuterium Exchange Measurement; Disulfides; Humans; Hydrogen; Hydrogen Bonding; Light; Peptide Fragments; Photolysis; Tandem Mass Spectrometry | 2014 |
Chemical probing of RNA with the hydroxyl radical at single-atom resolution.
Topics: Aldehydes; Deuterium; Hydrogen; Hydrogen Bonding; Hydroxyl Radical; Models, Molecular; Nucleic Acid Conformation; RNA; RNA Cleavage | 2014 |
Hydrogen-deuterium exchange in imidazole as a tool for studying histidine phosphorylation.
Topics: Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Histidine; Hydrogen; Imidazoles; Mass Spectrometry; Peptides; Phosphorylation | 2014 |
Hydrogen isotope measurement of bird feather keratin, one laboratory's response to evolving methodologies.
Topics: Animals; Anseriformes; Calibration; Deuterium; Feathers; Hydrogen; Keratins; Mass Spectrometry; Sheep; Wool | 2015 |
Investigating the interaction between the neonatal Fc receptor and monoclonal antibody variants by hydrogen/deuterium exchange mass spectrometry.
Topics: Animals; Antibodies, Monoclonal; CHO Cells; Cricetulus; Deuterium; HEK293 Cells; Histocompatibility Antigens Class I; Humans; Hydrogen; Immunoglobulin G; Mass Spectrometry; Models, Molecular; Receptors, Fc | 2015 |
Separation of tautomeric forms of [2-nitrophloroglucinol-H]- by an in-electrospray ionization source hydrogen/deuterium exchange approach.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Phloroglucinol; Spectrometry, Mass, Electrospray Ionization | 2014 |
Investigation of humic substance photosensitized reactions via carbon and hydrogen isotope fractionation.
Topics: Carbon; Carbon Isotopes; Chemical Fractionation; Deuterium; Ethyl Ethers; Humic Substances; Hydrogen; Hydrogen Peroxide; Hydrogen-Ion Concentration; Hydroxyl Radical; Kinetics; Methyl Ethers; Oxidation-Reduction; Oxygen; Photochemical Processes; Photolysis; Rose Bengal | 2015 |
QUDeX-MS: hydrogen/deuterium exchange calculation for mass spectra with resolved isotopic fine structure.
Topics: Carbon Isotopes; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Isotope Labeling; Mass Spectrometry; Peptide Fragments; Proteins; Software | 2014 |
Competition H(D) kinetic isotope effects in the autoxidation of hydrocarbons.
Topics: Deuterium; Hydrocarbons; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Molecular Structure; Oxidation-Reduction; Peroxides | 2015 |
Microsecond pulsed hydrogen/deuterium exchange of electrosprayed ubiquitin ions stored in a linear ion trap.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Ions; Spectrometry, Mass, Electrospray Ionization; Time Factors; Ubiquitin | 2015 |
In ESI-source H/D exchange under atmospheric pressure for peptides and proteins of different molecular weights from 1 to 66 kDa: the role of the temperature of the desolvating capillary on H/D exchange.
Topics: Atmospheric Pressure; Cytochromes c; Deuterium; Deuterium Exchange Measurement; Gases; Hydrogen; Molecular Weight; Peptides; Proteins; Spectrometry, Mass, Electrospray Ionization; Temperature; Ubiquitin | 2015 |
Probing conformational changes in rhodopsin using hydrogen-deuterium exchange coupled to mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Rhodopsin | 2015 |
Analysis of conformational changes in rhodopsin by histidine hydrogen-deuterium exchange.
Topics: Deuterium; Deuterium Exchange Measurement; Histidine; Hydrogen; Mass Spectrometry; Protein Conformation | 2015 |
[Interactions between proteins and cation exchange adsorbents analyzed by NMR and hydrogen/deuterium exchange technique].
Topics: Adsorption; Amides; Cations; Computer Simulation; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Muramidase; Protein Structure, Secondary; Protein Unfolding; Proteins | 2014 |
Stable isotope signatures of seasonal precipitation on the Pacific coast of central Panama.
Topics: Deuterium; Environmental Monitoring; Hydrogen; Oxygen; Oxygen Isotopes; Pacific Ocean; Panama; Rain; Seasons | 2016 |
Different conformational dynamics of PDZ1 and PDZ2 in full-length EBP50 analyzed by hydrogen/deuterium exchange mass spectrometry.
Topics: Amino Acid Sequence; Deuterium; Humans; Hydrogen; Mass Spectrometry; Molecular Sequence Data; PDZ Domains; Phosphoproteins; Protein Conformation; Sodium-Hydrogen Exchangers | 2015 |
Autoinduced catalysis and inverse equilibrium isotope effect in the frustrated Lewis pair catalyzed hydrogenation of imines.
Topics: Benzylamines; Boranes; Catalysis; Deuterium; Hydrogen; Hydrogenation; Imines; Lewis Acids; Thermodynamics | 2015 |
Comparison of the effect of salinity on the D/H ratio of fatty acids of heterotrophic and photoautotrophic microorganisms.
Topics: Autotrophic Processes; Deuterium; Fatty Acids; Haptophyta; Heterotrophic Processes; Hydrogen; Light; Lipids; NADP; Pseudomonas; Salinity; Water | 2015 |
Online deuterium hydrogen exchange and protein digestion coupled with ion mobility spectrometry and tandem mass spectrometry.
Topics: Amino Acid Sequence; Animals; Cattle; Deuterium; Deuterium Exchange Measurement; Equipment Design; Hydrogen; Ions; Mass Spectrometry; Molecular Sequence Data; Pepsin A; Peptides; Proteolysis; Swine; Tandem Mass Spectrometry; Ubiquitin | 2015 |
Effect of deuteration on metabolism and clearance of Nerispirdine (HP184) and AVE5638.
Topics: Animals; Biotransformation; Cell Line; Cholinergic Agonists; Deuterium; Drug Stability; Hepatocytes; Humans; Hydrogen; Indoles; Male; Monoamine Oxidase; Pyridines; Rats; Rats, Sprague-Dawley; Trypsin Inhibitors | 2015 |
Metabolic associations with archaea drive shifts in hydrogen isotope fractionation in sulfate-reducing bacterial lipids in cocultures and methane seeps.
Topics: Deltaproteobacteria; Deuterium; Hydrogen; Lipid Metabolism; Lipids; Methanosarcina; Microbial Consortia; Oregon; Seawater | 2015 |
Hydrogen isotope response to changing salinity and rainfall in Australian mangroves.
Topics: Avicennia; Deuterium; Hydrogen; Oxygen Isotopes; Plant Leaves; Rain; Rhizophoraceae; Salinity; Water; Xylem | 2015 |
Mapping the Hydrogen Bond Networks in the Catalytic Subunit of Protein Kinase A Using H/D Fractionation Factors.
Topics: Adenosine Diphosphate; Animals; Catalytic Domain; Cyclic AMP-Dependent Protein Kinases; Deuterium; Hydrogen; Hydrogen Bonding; Mice; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Protein Binding; Protein Conformation | 2015 |
Active Site Dynamical Effects in the Hydrogen Transfer Rate-limiting Step in the Catalysis of Linoleic Acid by Soybean Lipoxygenase-1 (SLO-1): Primary and Secondary Isotope Contributions.
Topics: Biocatalysis; Deuterium; Glycine max; Hydrogen; Hydrogen Bonding; Kinetics; Linoleic Acid; Lipoxygenase; Molecular Dynamics Simulation; Oxidation-Reduction; Protein Conformation; Quantum Theory; Thermodynamics; Vibration | 2015 |
The Evaluation and Quantitation of Dihydrogen Metabolism Using Deuterium Isotope in Rats.
Topics: Animals; Antioxidants; Ascitic Fluid; Body Water; Carbon Monoxide; Cattle; Deuterium; Drug Evaluation, Preclinical; Electron Transport Complex I; Endotoxins; Female; Free Radical Scavengers; Hydrogen; Hyperoxia; Hypoxia; Male; Mitochondria, Heart; Oxidative Stress; Rats; Rats, Wistar; Respiratory Burst; Superoxides; Tissue Distribution | 2015 |
Determination of Histidine pKa Values in the Propeptides of Furin and Proprotein Convertase 1/3 Using Histidine Hydrogen-Deuterium Exchange Mass Spectrometry.
Topics: Amino Acid Sequence; Deuterium; Furin; Histidine; Hydrogen; Hydrogen-Ion Concentration; Mass Spectrometry; Models, Molecular; Molecular Sequence Data; Peptides; Proprotein Convertase 1; Proprotein Convertases | 2015 |
A thoroughly validated spreadsheet for calculating isotopic abundances (2H, 17O, 18O) for mixtures of waters with different isotopic compositions.
Topics: Deuterium; Hydrogen; Mass Spectrometry; Oxygen Isotopes; Reproducibility of Results; Water | 2015 |
An Extended Polyanion Activation Surface in Insulin Degrading Enzyme.
Topics: Adenosine Triphosphate; Amino Acid Sequence; Binding Sites; Deuterium; Hydrogen; Insulysin; Molecular Conformation; Molecular Docking Simulation; Molecular Dynamics Simulation; Molecular Sequence Data; Mutation; Polyelectrolytes; Polymers; Protein Binding | 2015 |
Isotopic fractionation in proteins as a measure of hydrogen bond length.
Topics: Deuterium; Hydrogen; Hydrogen Bonding; Magnetic Resonance Spectroscopy; Proteins; Solvents; Thermodynamics | 2015 |
Biomembranes research using thermal and cold neutrons.
Topics: Deuterium; Hydrogen; Lipid Bilayers; Molecular Dynamics Simulation; Neutrons; Scattering, Radiation; Temperature; Thermodynamics | 2015 |
Another Look at the Mechanisms of Hydride Transfer Enzymes with Quantum and Classical Transition Path Sampling.
Topics: Alcohol Dehydrogenase; Deuterium; Humans; Hydrogen; L-Lactate Dehydrogenase; Quantum Theory; Sodium Compounds; Thermodynamics; Yeasts | 2015 |
Protonation State and Hydration of Bisphosphonate Bound to Farnesyl Pyrophosphate Synthase.
Topics: Bone Density Conservation Agents; Crystallography, X-Ray; Deuterium; Geranyltranstransferase; Hemiterpenes; Hydrogen; Magnesium; Models, Molecular; Neutron Diffraction; Organophosphorus Compounds; Protein Conformation; Protons; Risedronic Acid | 2015 |
High-resolution NMR of hydrogen in organic solids by DNP enhanced natural abundance deuterium spectroscopy.
Topics: Deuterium; Electromagnetic Fields; Ethane; Glycylglycine; Histidine; Hydrocarbons, Chlorinated; Hydrogen; Indicators and Reagents; Magnetic Resonance Spectroscopy; Temperature; Theophylline | 2015 |
Quenched Hydrogen Exchange NMR of Amyloid Fibrils.
Topics: Amyloid; Deuterium; Humans; Hydrogen; Hydrogen Bonding; Magnetic Resonance Imaging; Magnetic Resonance Spectroscopy; Protein Folding | 2016 |
Effect of Deuteration on Phase Behavior of Supported Phospholipid Bilayers: A Spectroelectrochemical Study.
Topics: Deuterium; Deuterium Exchange Measurement; Dimyristoylphosphatidylcholine; Electrochemical Techniques; Gold; Hydrogen; Lipid Bilayers; Phase Transition; Spectrophotometry, Infrared; Static Electricity; Surface Properties | 2015 |
Ion Mobility Spectrometry-Hydrogen Deuterium Exchange Mass Spectrometry of Anions: Part 3. Estimating Surface Area Exposure by Deuterium Uptake.
Topics: Amino Acid Sequence; Animals; Anions; Cattle; Deuterium; Deuterium Exchange Measurement; Hydrogen; Insulin; Molecular Dynamics Simulation; Peptides; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2016 |
Formation and Characterization of Supported Lipid Bilayers Composed of Hydrogenated and Deuterated Escherichia coli Lipids.
Topics: Cardiolipins; Deuterium; Escherichia coli; Hydrogen; Hydrogenation; Kinetics; Lipid Bilayers; Membrane Fusion; Microscopy, Atomic Force; Phosphatidylethanolamines; Phosphatidylglycerols; Quartz Crystal Microbalance Techniques; Thermodynamics | 2015 |
Combining size-exclusion chromatography with differential hydrogen-deuterium exchange to study protein conformational changes.
Topics: Chemistry Techniques, Analytical; Chromatography, Gel; Cytochromes c; Deuterium; Deuterium Exchange Measurement; Hydrogen; Myoglobin; Protein Conformation; Temperature; Ubiquitin | 2016 |
Mapping Protein-Ligand Interactions with Proteolytic Fragmentation, Hydrogen/Deuterium Exchange-Mass Spectrometry.
Topics: Deuterium; Epitopes; Hydrogen; Ligands; Mass Spectrometry; Molecular Dynamics Simulation; Peptides; Protein Conformation; Proteins; Proteolysis; Proteomics | 2016 |
Ion Mobility Spectrometry-Hydrogen Deuterium Exchange Mass Spectrometry of Anions: Part 2. Assessing Charge Site Location and Isotope Scrambling.
Topics: Amino Acid Sequence; Anions; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Molecular Dynamics Simulation; Peptides | 2016 |
Isomerization and Oxidation in the Complementarity-Determining Regions of a Monoclonal Antibody: A Study of the Modification-Structure-Function Correlations by Hydrogen-Deuterium Exchange Mass Spectrometry.
Topics: Animals; Antibodies, Monoclonal; Antibody Affinity; Antigen-Antibody Reactions; Aspartic Acid; CHO Cells; Complementarity Determining Regions; Cricetinae; Cricetulus; Deuterium; Deuterium Exchange Measurement; Enzyme-Linked Immunosorbent Assay; Hydrogen; Isomerism; Kinetics; Mass Spectrometry; Methionine; Oxidation-Reduction; Protein Structure, Tertiary; Recombinant Proteins | 2016 |
Hydrogen Isotope Fractionation As a Tool to Identify Aerobic and Anaerobic PAH Biodegradation.
Topics: Aerobiosis; Anaerobiosis; Biodegradation, Environmental; Carbon Isotopes; Chemical Fractionation; Deuterium; Environmental Pollutants; Hydrogen; Metabolic Networks and Pathways; Naphthalenes; Nitrogen Isotopes; Polycyclic Aromatic Hydrocarbons | 2016 |
A technique for determining the deuterium/hydrogen contrast map in neutron macromolecular crystallography.
Topics: Animals; Cattle; Crystallization; Crystallography, X-Ray; Deuterium; Deuterium Exchange Measurement; Hydrogen; Models, Molecular; Neutron Diffraction; Protons; Ribonuclease, Pancreatic; Water | 2016 |
Differential Mobility Spectrometry-Hydrogen Deuterium Exchange (DMS-HDX) as a Probe of Protein Conformation in Solution.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Protein Conformation; Spectrum Analysis | 2016 |
Galápagos hydroclimate of the Common Era from paired microalgal and mangrove biomarker 2H/1H values.
Topics: Biomarkers; Deuterium; Ecuador; El Nino-Southern Oscillation; Geologic Sediments; History, Ancient; Hydrogen; Lakes; Microalgae; Pacific Ocean; Seawater; Tropical Climate; Wetlands | 2016 |
Supercritical fluid chromatography coupled with in-source atmospheric pressure ionization hydrogen/deuterium exchange mass spectrometry for compound speciation.
Topics: Atmospheric Pressure; Chemistry Techniques, Analytical; Chromatography, Supercritical Fluid; Deuterium; Hydrogen; Mass Spectrometry; Solvents | 2016 |
The Knotted Protein UCH-L1 Exhibits Partially Unfolded Forms under Native Conditions that Share Common Structural Features with Its Kinetic Folding Intermediates.
Topics: Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Protein Conformation, alpha-Helical; Protein Conformation, beta-Strand; Protein Denaturation; Protein Folding; Ubiquitin Thiolesterase | 2016 |
Isotopic fractionation associated with [NiFe]- and [FeFe]-hydrogenases.
Topics: Chemical Fractionation; Chlamydomonas reinhardtii; Clostridium; Deuterium; Hydrogen; Hydrogenase; Iron-Sulfur Proteins; Shewanella | 2016 |
Two-Site Evaluation of the Repeatability and Precision of an Automated Dual-Column Hydrogen/Deuterium Exchange Mass Spectrometry Platform.
Topics: Analysis of Variance; Chromatography, High Pressure Liquid; Deuterium; Deuterium Exchange Measurement; Hydrogen; Ligands; Mass Spectrometry; Peptides; Proteins; Receptors, Calcitriol; Reproducibility of Results | 2016 |
Dual-spray hydrogen/deuterium exchange (HDX) reactions: A new method of probing protein structure.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Protein Conformation; Spectrometry, Mass, Electrospray Ionization | 2016 |
Computational Vibrational Spectroscopy of HDO in Osmolyte-Water Solutions.
Topics: Deuterium; Hydrogen; Molecular Dynamics Simulation; Oxygen; Solutions; Spectrophotometry, Infrared; Water | 2016 |
MEMHDX: an interactive tool to expedite the statistical validation and visualization of large HDX-MS datasets.
Topics: Datasets as Topic; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Software | 2016 |
Hydrogen isotopes in individual amino acids reflect differentiated pools of hydrogen from food and water in Escherichia coli.
Topics: Amino Acids; Animals; Deuterium; Ecology; Escherichia coli; Food Analysis; Glucose; Hydrogen; Water | 2016 |
Mapping insulin non-covalent interactions with natural polysaccharides by hydrogen/deuterium exchange mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Insulin; Mass Spectrometry; Polysaccharides | 2016 |
Evidence of Allosteric Enzyme Regulation via Changes in Conformational Dynamics: A Hydrogen/Deuterium Exchange Investigation of Dihydrodipicolinate Synthase.
Topics: Allosteric Regulation; Crystallography, X-Ray; Deuterium; Hydro-Lyases; Hydrogen; Protein Conformation | 2016 |
The influence of glycation on a high pressure denaturation of ubiquitin.
Topics: Deuterium; Deuterium Exchange Measurement; Glycosylation; Hydrogen; Mass Spectrometry; Pressure; Protein Denaturation; Protein Folding; Protein Stability; Ubiquitin | 2016 |
Triple Isotope Effects Support Concerted Hydride and Proton Transfer and Promoting Vibrations in Human Heart Lactate Dehydrogenase.
Topics: Deuterium; Heart; Humans; Hydrogen; Kinetics; Lactate Dehydrogenases; NAD; Protons; Vibration | 2016 |
Interdomain electron transfer in cellobiose dehydrogenase is governed by surface electrostatics.
Topics: Amino Acid Sequence; Carbohydrate Dehydrogenases; Cellobiose; Cytochromes; Deuterium; Electron Transport; Electrons; Flavins; Fungal Proteins; Fungi; Glycosylation; Hydrogen; Hydrogen-Ion Concentration; Mixed Function Oxygenases; Polysaccharides; Protein Domains; Proteolysis; Static Electricity | 2017 |
Conformations of JNK3α splice variants analyzed by hydrogen/deuterium exchange mass spectrometry.
Topics: Alternative Splicing; Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Mass Spectrometry; Mitogen-Activated Protein Kinase 10; Protein Conformation; Protein Structure, Secondary; RNA Splicing; Sequence Homology, Amino Acid | 2017 |
β-subunit myristoylation functions as an energy sensor by modulating the dynamics of AMP-activated Protein Kinase.
Topics: AMP-Activated Protein Kinases; Deuterium; Humans; Hydrogen; Mass Spectrometry; Phosphorylation; Protein Domains; Protein Subunits | 2016 |
Regio-Selective Intramolecular Hydrogen/Deuterium Exchange in Gas-Phase Electron Transfer Dissociation.
Topics: Amides; Amyloid beta-Peptides; Deuterium; Deuterium Exchange Measurement; Electrons; Gases; Hydrogen; Mass Spectrometry; Neurotensin; Peptide Fragments | 2017 |
Monitoring of the functional properties and unfolding change of Ovalbumin after DHPM treatment by HDX and FTICR MS: Functionality and unfolding of Oval after DHPM by HDX and FTICR MS.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Ovalbumin; Pressure; Protein Conformation; Spectroscopy, Fourier Transform Infrared | 2017 |
Comprehensive Gas-Phase Peptide Ion Structure Studies Using Ion Mobility Techniques: Part 2. Gas-Phase Hydrogen/Deuterium Exchange for Ion Population Estimation.
Topics: Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Gases; Hydrogen; Ions; Mass Spectrometry; Molecular Dynamics Simulation; Peptides | 2017 |
Neutron scattering shows a droplet of oleic acid at the center of the BAMLET complex.
Topics: Antineoplastic Agents; Deuterium; Humans; Hydrogen; Hydrogenation; Lactalbumin; Molecular Conformation; Neutron Diffraction; Oleic Acid; Protein Unfolding; Scattering, Small Angle; X-Ray Diffraction | 2017 |
Subzero Celsius separations in three-zone temperature controlled hydrogen deuterium exchange mass spectrometry.
Topics: Amides; Chemistry Techniques, Analytical; Chromatography, High Pressure Liquid; Cold Temperature; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Peptides; Proteins; Solvents | 2017 |
Mapping the Binding Interface in a Noncovalent Size Variant of a Monoclonal Antibody Using Native Mass Spectrometry, Hydrogen-Deuterium Exchange Mass Spectrometry, and Computational Analysis.
Topics: Animals; Antibodies, Monoclonal; Binding Sites, Antibody; CHO Cells; Chromatography, Gel; Cricetulus; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Immunoglobulin G; Mass Spectrometry; Models, Molecular; Recombinant Proteins; Spectrometry, Mass, Electrospray Ionization; Structural Homology, Protein | 2017 |
MinE conformational dynamics regulate membrane binding, MinD interaction, and Min oscillation.
Topics: Adenosine Triphosphatases; Cell Cycle Proteins; Deuterium; Escherichia coli; Escherichia coli Proteins; Hydrogen; Membrane Proteins; Mutation; Oscillometry; Peptides; Phenotype; Plasmids; Protein Binding; Protein Multimerization; Protein Structure, Secondary | 2017 |
Functional Studies on Membrane Proteins by Means of H/D Exchange in Infrared: Structural Changes in Na
Topics: Bacterial Proteins; Deuterium; Electron Transport Complex I; Hydrogen; Kinetics; Lipids; Spectroscopy, Fourier Transform Infrared; Vibrio cholerae | 2017 |
Stable Isotope Analysis of Hydrogen and Oxygen in a Traditional Japanese Alcoholic Beverage, Sake, from Niigata Prefecture in Japan and Other Countries.
Topics: Alcoholic Beverages; Deuterium; Hydrogen; Japan; Oxygen; Oxygen Isotopes | 2017 |
Remodeling KRAS.
Topics: Deuterium; Humans; Hydrogen; Mass Spectrometry; Mutation; Proto-Oncogene Proteins p21(ras); ras Proteins | 2017 |
Ion Mobility Spectrometry-Mass Spectrometry Coupled with Gas-Phase Hydrogen/Deuterium Exchange for Metabolomics Analyses.
Topics: Amino Acids; Deuterium; Deuterium Exchange Measurement; Hydrogen; Ion Mobility Spectrometry; Ions; Kinetics; Lipids; Metabolomics; Models, Molecular | 2018 |
Measurement of backbone hydrogen-deuterium exchange in the type III secretion system needle protein PrgI by solid-state NMR.
Topics: Amides; Deuterium; Deuterium Exchange Measurement; Deuterium Oxide; Electromagnetic Fields; Hydrogen; Ion Exchange; Magnetic Resonance Spectroscopy; Models, Molecular; Nitrogen Isotopes; Protons | 2017 |
Direct visualization of critical hydrogen atoms in a pyridoxal 5'-phosphate enzyme.
Topics: Aspartate Aminotransferases; Catalysis; Catalytic Domain; Crystallography; Deuterium; Dimerization; Escherichia coli; Hydrogen; Neutrons; Pyridoxal Phosphate; Schiff Bases | 2017 |
Designing and Performing Biological Solution Small-Angle Neutron Scattering Contrast Variation Experiments on Multi-component Assemblies.
Topics: Computer Simulation; Data Accuracy; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Models, Molecular; Molecular Conformation; Neutron Diffraction; Nucleic Acids; Proteins; Research Design; Scattering, Small Angle | 2017 |
Towards speciation of organically bound tritium and deuterium: Quantification of non-exchangeable forms in carbohydrate molecules.
Topics: Carbohydrates; Cellulose; Deuterium; Deuterium Exchange Measurement; Triticum; Tritium | 2018 |
Effects of Drying Process on an IgG1 Monoclonal Antibody Using Solid-State Hydrogen Deuterium Exchange with Mass Spectrometric Analysis (ssHDX-MS).
Topics: Chemistry, Pharmaceutical; Crystallization; Deuterium; Deuterium Exchange Measurement; Freeze Drying; Humans; Hydrogen; Immunoglobulin G; Mannitol; Mass Spectrometry; Microscopy, Electron, Scanning; Powders; Protein Binding; Protein Conformation; Spectrometry, Fluorescence; Spectroscopy, Fourier Transform Infrared; Sucrose; Trehalose; X-Ray Diffraction | 2018 |
Measurement and Characterization of Hydrogen-Deuterium Exchange Chemistry Using Relaxation Dispersion NMR Spectroscopy.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Thermodynamics | 2018 |
Topics: Carbohydrates; Carbon; Carbon Dioxide; Cell Respiration; Chemical Fractionation; Deuterium; Hydrogen; Lipids; Organic Chemicals; Photosynthesis; Plant Leaves; Plants | 2018 |
Influence of the balance of the intertropical front on seasonal variations of the isotopic composition in rainfall at Kisiba Masoko (Rungwe Volcanic Province, SW, Tanzania).
Topics: Climate; Deuterium; Hydrogen; Oxygen Isotopes; Rain; Seasons; Tanzania | 2018 |
Analytical Description of the H/D Exchange Kinetic of Macromolecule.
Topics: Deuterium; Deuterium Exchange Measurement; Humic Substances; Hydrogen; Kinetics; Macromolecular Substances; Models, Theoretical; Spectrometry, Mass, Electrospray Ionization | 2018 |
Hydrogen deuterium exchange reveals changes to protein dynamics of recombinant human erythropoietin upon N- and O- desialylation.
Topics: Amino Acid Sequence; Deuterium; Deuterium Exchange Measurement; Erythropoietin; Glycosylation; Humans; Hydrogen; Mass Spectrometry; N-Acetylneuraminic Acid; Polysaccharides; Protein Binding; Protein Stability; Recombinant Proteins | 2018 |
Investigating the dynamics and polyanion binding sites of fibroblast growth factor-1 using hydrogen-deuterium exchange mass spectrometry.
Topics: Binding Sites; Deuterium; Deuterium Exchange Measurement; Fibroblast Growth Factor 1; Hydrogen; Kinetics; Mass Spectrometry; Models, Molecular; Polyelectrolytes; Polymers; Protein Binding | 2018 |
Accurate Methyl Group Dynamics in Protein Simulations with AMBER Force Fields.
Topics: Carbon; Deuterium; Dipeptides; Hydrogen; Molecular Dynamics Simulation; Nuclear Magnetic Resonance, Biomolecular; Proteins; Quantum Theory; Thermodynamics | 2018 |
[Impacts of dominated landscape types on hydrogen and oxygen isotope effects of spring water in the Hani Rice Terraces].
Topics: Deuterium; Environmental Monitoring; Hydrogen; Oryza; Oxygen Isotopes; Water | 2017 |
[Temporal and spatial variations of hydrogen and oxygen isotopes in Tuojia River and its influencing factors.]
Topics: Deuterium; Environmental Monitoring; Hydrogen; Oxygen Isotopes; Rivers | 2018 |
More Than 12 % Polarization and 20 Minute Lifetime of
Topics: Amines; Catalysis; Choline; Deuterium; Hydrogen; Hydrogenation; Metal Nanoparticles; Nitrogen Isotopes; Rhodium; Water | 2018 |
Defining Hsp33's Redox-regulated Chaperone Activity and Mapping Conformational Changes on Hsp33 Using Hydrogen-deuterium Exchange Mass Spectrometry.
Topics: Bacterial Proteins; Deuterium; Deuterium Exchange Measurement; Escherichia coli; Escherichia coli Proteins; Heat-Shock Proteins; Hydrogen; Mass Spectrometry; Molecular Chaperones; Oxidation-Reduction | 2018 |
Distinctions in heterotrophic and autotrophic-based metabolism as recorded in the hydrogen and carbon isotope ratios of normal alkanes.
Topics: Alkanes; Carbon Isotopes; Deuterium; Hydrogen; Plant Leaves; Waxes | 2018 |
Ordered opening of LDL receptor binding domain of human apolipoprotein E3 revealed by hydrogen/deuterium exchange mass spectrometry and fluorescence spectroscopy.
Topics: Apolipoproteins E; Binding Sites; Circular Dichroism; Deuterium; Escherichia coli; Humans; Hydrogen; Lipid Metabolism; Mass Spectrometry; Protein Binding; Protein Conformation; Receptors, LDL; Spectrometry, Fluorescence | 2018 |
Direct Experimental Characterization of Contributions from Self-Motion of Hydrogen and from Interatomic Motion of Heavy Atoms to Protein Anharmonicity.
Topics: Camphor 5-Monooxygenase; Deuterium; Green Fluorescent Proteins; Hydrogen; Neutron Diffraction; Proteins; Temperature; Thermodynamics | 2018 |
Ultrafast dynamics of the antibiotic Rifampicin in solution.
Topics: Antibiotics, Antitubercular; Buffers; Deuterium; Fluorescent Dyes; Hydrogen; Hydrogen Bonding; Isotopes; Methylene Chloride; Phosphates; Potassium Compounds; Rifampin; Water | 2019 |
Fine-tuning of the stability of β-strands by Y181 in perfringolysin O directs the prepore to pore transition.
Topics: Amino Acid Sequence; Bacterial Toxins; Cholesterol; Clostridium perfringens; Deuterium; Hemolysin Proteins; Hydrogen; Hydrogen Bonding; Liposomes; Mutation; Protein Binding; Protein Conformation, beta-Strand; Protein Domains; Solubility; Surface Plasmon Resonance; Thermodynamics; Water | 2019 |
Thiol-ene Microfluidic Chip for Performing Hydrogen/Deuterium Exchange of Proteins at Subsecond Time Scales.
Topics: Alkenes; Click Chemistry; Deuterium; Deuterium Exchange Measurement; Hemoglobins; Humans; Hydrogen; Isotope Labeling; Lab-On-A-Chip Devices; Microfluidics; Sulfhydryl Compounds | 2019 |
Impact of Tryptophan Oxidation in Complementarity-Determining Regions of Two Monoclonal Antibodies on Structure-Function Characterized by Hydrogen-Deuterium Exchange Mass Spectrometry and Surface Plasmon Resonance.
Topics: Antibodies, Monoclonal; Antigens; Complementarity Determining Regions; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Oxidation-Reduction; Structure-Activity Relationship; Surface Plasmon Resonance; Tryptophan | 2018 |
Catalysis of Hydrogen-Deuterium Exchange Reactions by 4-Substituted Proline Derivatives.
Topics: Anions; Catalysis; Deuterium; Fluorine; Hydrogen; Isomerism; Ketones; Kinetics; Proline | 2019 |
NMR Investigation of the Interaction between the RecQ C-Terminal Domain of Human Bloom Syndrome Protein and G-Quadruplex DNA from the Human c-Myc Promoter.
Topics: Deuterium; DNA; G-Quadruplexes; Humans; Hydrogen; Magnetic Resonance Spectroscopy; Point Mutation; Promoter Regions, Genetic; Protein Binding; Proto-Oncogene Proteins c-myc; RecQ Helicases | 2019 |
Recognition of Human IgG1 by Fcγ Receptors: Structural Insights from Hydrogen-Deuterium Exchange and Fast Photochemical Oxidation of Proteins Coupled with Mass Spectrometry.
Topics: Antibody-Dependent Cell Cytotoxicity; Deuterium; Deuterium Exchange Measurement; GPI-Linked Proteins; Humans; Hydrogen; Immunoglobulin Fc Fragments; Immunoglobulin G; Mass Spectrometry; Models, Molecular; Oxidation-Reduction; Receptors, IgG | 2019 |
Efficient Access to Deuterated and Tritiated Nucleobase Pharmaceuticals and Oligonucleotides using Hydrogen-Isotope Exchange.
Topics: Chromatography, Liquid; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Oligonucleotides; Pharmaceutical Preparations | 2019 |
Identification of IgG1 Aggregation Initiation Region by Hydrogen Deuterium Mass Spectrometry.
Topics: Amino Acid Sequence; Antibodies, Monoclonal; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Immunoglobulin G; Mass Spectrometry; Models, Molecular; Protein Conformation | 2019 |
The Hydrogen Isotope Composition δ
Topics: Carbon Isotopes; Deuterium; Electron Transport; Hydrogen; Linear Models; Nitrogen; Oxygen Isotopes; Triticum; Water | 2019 |
Rapid Solution-Phase Hydrogen/Deuterium Exchange for Metabolite Compound Identification.
Topics: Deuterium; Deuterium Exchange Measurement; Equipment Design; Hydrogen; Mass Spectrometry; Metabolomics; Time Factors | 2019 |
Hydrogen-Deuterium Exchange Supports Independent Membrane-Interfacial Fusion Peptide and Transmembrane Domains in Subunit 2 of Influenza Virus Hemagglutinin Protein, a Structured and Aqueous-Protected Connection between the Fusion Peptide and Soluble Ecto
Topics: Amino Acid Sequence; Cell Membrane; Deuterium; Deuterium Exchange Measurement; Hemagglutinin Glycoproteins, Influenza Virus; Hemagglutinins, Viral; Humans; Hydrogen; Hydrogen-Ion Concentration; Influenza, Human; Membrane Fusion; Orthomyxoviridae; Peptides; Protein Conformation, beta-Strand; Protein Domains | 2019 |
Characterization of H/D exchange in type 1 pili by proton-detected solid-state NMR and molecular dynamics simulations.
Topics: Algorithms; Deuterium; Fimbriae Proteins; Hydrogen; Molecular Dynamics Simulation; Nuclear Magnetic Resonance, Biomolecular; Protein Conformation; Protons | 2019 |
Resolution of protein hydrogen/deuterium exchange by fitting amide exchange probabilities to the peptide isotopic envelopes.
Topics: Algorithms; Amides; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Peptides; Proteins | 2019 |
Hydro/Deutero Deamination of Arylazo Sulfones under Metal- and (Photo)Catalyst-Free Conditions.
Topics: Carbon-13 Magnetic Resonance Spectroscopy; Catalysis; Deamination; Deuterium; Hydrogen; Light; Metals; Proton Magnetic Resonance Spectroscopy; Sulfones | 2019 |
Sauna, sweat and science II - do we sweat what we drink?
Topics: Adult; Beverages; Body Water; Deuterium; Gases; Humans; Hydrogen; Male; Mass Spectrometry; Middle Aged; Oxygen Isotopes; Steam Bath; Sweat | 2019 |
Stable Deuterium Labeling of Histidine-Rich Lysine-Based Dendrimers.
Topics: Dendrimers; Deuterium; Histidine; Hydrogen; Isotope Labeling; Lysine; Molecular Structure; Nuclear Magnetic Resonance, Biomolecular | 2019 |
Intramolecular Hydrogen Transfer from the Alpha-Carbon (Cα) and Backbone Amide Nitrogen (N
Topics: Amides; Carbon; Deuterium; Hydrogen; Ions; Nitrogen; Peptides; Spectrometry, Mass, Electrospray Ionization | 2019 |
HDX-Viewer: interactive 3D visualization of hydrogen-deuterium exchange data.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Imaging, Three-Dimensional; Proteins | 2019 |
Two-dimensional decomposition of H-D exchange mass spectra of multicharged ions of biopolymers and their separation into components with independent H-D substitutions.
Topics: Biopolymers; Deuterium; Hydrogen; Mass Spectrometry; Spectrometry, Mass, Electrospray Ionization | 2019 |
Isotopic Effect in Double Proton Transfer Process of Porphycene Investigated by Enhanced QM/MM Method.
Topics: Deuterium; Hydrogen; Hydrogen Bonding; Isotopes; Molecular Dynamics Simulation; Porphyrins; Protons | 2019 |
Hydrogen/Deuterium Exchange Aiding Compound Identification for LC-MS and MALDI Imaging Lipidomics.
Topics: Animals; Brain Chemistry; Chromatography, Liquid; Deuterium; Hydrogen; Lipid Metabolism; Lipidomics; Lipids; Macaca mulatta; Male; Mice; Mice, Inbred C57BL; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2019 |
Considerations in the Analysis of Hydrogen Exchange Mass Spectrometry Data.
Topics: Algorithms; Deuterium; Electronic Data Processing; Hydrogen; Isotopes; Mass Spectrometry; Peptides; Proteins; Software | 2020 |
Controlled release of hydrogen isotope compounds and tunneling effect in the heterogeneously-catalyzed formic acid dehydrogenation.
Topics: Catalysis; Delayed-Action Preparations; Deuterium; Deuterium Oxide; Formates; Hydrogen; Hydrogenation; Nanoparticles; Water | 2019 |
Optimizing the Formulation and Lyophilization Process for a Fragment Antigen Binding (Fab) Protein Using Solid-State Hydrogen-Deuterium Exchange Mass Spectrometry (ssHDX-MS).
Topics: Chemistry, Pharmaceutical; Chromatography, High Pressure Liquid; Chromatography, Ion Exchange; Deuterium; Deuterium Exchange Measurement; Freeze Drying; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Immunoglobulin Fab Fragments; Kinetics; Protein Binding | 2019 |
Mechanistic model predicts tissue-environment relationships and trophic shifts in animal hydrogen and oxygen isotope ratios.
Topics: Animals; Carbon Isotopes; Deuterium; Feathers; Hydrogen; Nitrogen Isotopes; Nutritional Status; Oxygen Isotopes | 2019 |
Path Integral Calculation of the Hydrogen/Deuterium Kinetic Isotope Effect in Monoamine Oxidase A-Catalyzed Decomposition of Benzylamine.
Topics: Algorithms; Benzylamines; Catalysis; Deuterium; Hydrogen; Kinetics; Models, Molecular; Models, Theoretical; Monoamine Oxidase; Oxidation-Reduction | 2019 |
The influence of experimental parameters on quantitative deuterium measurements for ethyl alcohols of different origin.
Topics: Deuterium; Discriminant Analysis; Ethanol; Hydrogen; Magnetic Resonance Spectroscopy; Wine | 2020 |
Hydrogen Isotope Exchange Catalyzed by Ru Nanocatalysts: Labelling of Complex Molecules Containing N-Heterocycles and Reaction Mechanism Insights.
Topics: Catalysis; Deuterium; Heterocyclic Compounds; Hydrogen; Imidazoles; Ruthenium | 2020 |
Preparation of Isotopically Labelled Standards of Creatinine Via H/D Exchange and Their Application in Quantitative Analysis by LC-MS.
Topics: Chromatography, Liquid; Creatinine; Deuterium; Humans; Hydrogen; Isotope Labeling; Tandem Mass Spectrometry | 2020 |
Imidazolium Compounds as Internal Exchange Reporters for Hydrogen/Deuterium Exchange by Mass Spectrometry.
Topics: Animals; Deuterium; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Hydrogen-Ion Concentration; Imidazolines; Proteins | 2020 |
HaDeX: an R package and web-server for analysis of data from hydrogen-deuterium exchange mass spectrometry experiments.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Mass Spectrometry; Software | 2020 |
Effects of Secondary Structure on Solid-State Hydrogen-Deuterium Exchange in Model α-Helix and β-Sheet Peptides.
Topics: Deuterium; Deuterium Exchange Measurement; Excipients; Hydrogen; Kinetics; Peptides; Protein Conformation, alpha-Helical; Protein Conformation, beta-Strand | 2020 |
Hydrogen movements in the oxidative half-reaction of kynurenine 3-monooxygenase from Pseudomonas fluorescens reveal the mechanism of hydroxylation.
Topics: Catalysis; Catalytic Domain; Deuterium; Dinitrocresols; Flavins; Hydrogen; Hydrogen-Ion Concentration; Hydroxylation; Kinetics; Kynurenine; Kynurenine 3-Monooxygenase; Mixed Function Oxygenases; Oxidation-Reduction; Oxidative Stress; Oxygen; Protons; Pseudomonas fluorescens; Solvents | 2020 |
Photoredox-Mediated Hydrogen Isotope Exchange Reactions of Amino-Acids, Peptides, and Peptide-Derived Drugs.
Topics: Amino Acids; Deuterium; Hydrogen; Isotope Labeling; Peptides; Pharmaceutical Preparations | 2020 |
Prehydration and the Reversibility of Solid-State Hydrogen-Deuterium Exchange.
Topics: Chemistry, Pharmaceutical; Deuterium; Deuterium Exchange Measurement; Excipients; Humidity; Hydrogen; Kinetics; Peptides | 2020 |
Organic Solvents for Enhanced Proteolysis of Stable Proteins for Hydrogen-Deuterium Exchange Mass Spectrometry.
Topics: Biomedical Enhancement; Deuterium; Green Fluorescent Proteins; Hydrogen; Hydrogen Bonding; Hydrogen Deuterium Exchange-Mass Spectrometry; Hydrophobic and Hydrophilic Interactions; Lipocalin-2; Pepsin A; Proteins; Proteolysis; Retinol-Binding Proteins, Cellular; Solvents | 2020 |
Dependence of Biocatalysis on D/H Ratio: Possible Fundamental Differences for High-Level Biological Taxons.
Topics: Animals; Biocatalysis; Biomechanical Phenomena; Biosensing Techniques; Bryophyta; Bryopsida; Chromatography, Liquid; Ciliophora; Colony Count, Microbial; Commelina; Deuterium; Escherichia coli; Germination; Hydrogen; Hydrolysis; Isotopes; Kinetics; Peptides; Poisson Distribution; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization; Tandem Mass Spectrometry; Trace Elements; Trypsin; Water; Zebrafish; Zinc | 2020 |
HD-eXplosion: visualization of hydrogen-deuterium exchange data as chiclet and volcano plots with statistical filtering.
Topics: Deuterium; Deuterium Exchange Measurement; Explosions; Hydrogen; Mass Spectrometry; Software | 2021 |
Residual Structure of Unfolded Ubiquitin as Revealed by Hydrogen/Deuterium-Exchange 2D NMR.
Topics: Deuterium; Humans; Hydrogen; Kinetics; Magnetic Resonance Spectroscopy; Models, Molecular; Protein Denaturation; Protein Folding; Ubiquitin | 2020 |
Bovine Serum Albumin Catalysed Hydrogen and Deuterium Evolution at Mercury Electrodes.
Topics: Catalysis; Deuterium; Electrodes; Hydrogen; Mercury; Serum Albumin, Bovine | 2020 |
Regioselective α-Deuteration of Michael Acceptors Mediated by Isopropylamine in D
Topics: Amines; Catalysis; Deuterium; Hydrogen; Molecular Structure; Propylamines | 2020 |
Ultraviolet Photodissociation of Protonated Peptides and Proteins Can Proceed with H/D Scrambling.
Topics: Deuterium; Hydrogen; Peptides; Photolysis; Proteins; Protons; Ultraviolet Rays | 2021 |
Stem water cryogenic extraction biases estimation in deuterium isotope composition of plant source water.
Topics: Cold Temperature; Deuterium; Groundwater; Hydrogen; Hydrology; Oxygen Isotopes; Plant Stems; Plants; Time Factors; Water | 2020 |
Neutron Crystallography Data Collection and Processing for Modelling Hydrogen Atoms in Protein Structures.
Topics: Amino Acids; Buffers; Crystallization; Crystallography, X-Ray; Data Collection; Deuterium; Hydrogen; Hydrogen-Ion Concentration; Mixed Function Oxygenases; Models, Molecular; Neurospora crassa; Neutron Diffraction; Particle Size; Polysaccharides; Proteins; Signal-To-Noise Ratio; User-Computer Interface; Water | 2020 |
Dried Protein Structure Revealed at the Residue Level by Liquid-Observed Vapor Exchange NMR.
Topics: Amino Acids; Bacterial Proteins; Deuterium; Deuterium Exchange Measurement; Freeze Drying; Hydrogen; Magnetic Resonance Spectroscopy; Protein Conformation; Streptococcaceae | 2021 |
Hydrogen/deuterium exchange memory NMR reveals structural epitopes involved in IgE cross-reactivity of allergenic lipid transfer proteins.
Topics: Allergens; Antigens, Plant; Carrier Proteins; Cross Reactions; Deuterium; Epitopes; Hydrogen; Immunoglobulin E; Magnetic Resonance Spectroscopy; Pollen; Protein Conformation | 2020 |
Biosynthesis and characterization of deuterated chitosan in filamentous fungus and yeast.
Topics: Biocompatible Materials; Catalase; Chitosan; Culture Media; Deuterium; Fungi; Hydrogen; Industrial Microbiology; Magnetic Resonance Spectroscopy; Rhizopus oryzae; Saccharomycetales; Scattering, Small Angle; Spectroscopy, Fourier Transform Infrared | 2021 |
Stability of antibody drug conjugate formulations evaluated using solid-state hydrogen-deuterium exchange mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Drug Stability; Freeze Drying; Hydrogen; Immunoconjugates; Mass Spectrometry | 2021 |
Seasonality of the altitude effect on leaf wax n-alkane distributions, hydrogen and carbon isotopes along an arid transect in the Qinling Mountains.
Topics: Alkanes; Altitude; Carbon Isotopes; Deuterium; Hydrogen; Plant Leaves; Waxes | 2021 |
Electrophysiological Activity and Survival Rate of Rats Nervous Tissue Cells Depends on D/H Isotopic Composition of Medium.
Topics: Animals; CA1 Region, Hippocampal; Cell Death; Cerebellum; Culture Media; Deuterium; Electrophysiological Phenomena; Hydrogen; Male; Nerve Tissue; Neurons; Rats, Wistar; Succinic Acid; Temperature | 2021 |
Pulsed Hydrogen-Deuterium Exchange Reveals Altered Structures and Mechanisms in the Aggregation of Familial Alzheimer's Disease Mutants.
Topics: Alzheimer Disease; Amyloid beta-Peptides; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Peptide Fragments | 2021 |
Revealing the Dynamic Allosteric Changes Required for Formation of the Cysteine Synthase Complex by Hydrogen-Deuterium Exchange MS.
Topics: Chromatography, Liquid; Cysteine Synthase; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry | 2021 |
Vibrational Perturbation of the [FeFe] Hydrogenase H-Cluster Revealed by
Topics: Carbon Isotopes; Density Functional Theory; Deuterium; Hydrogen; Hydrogenase; Iron-Sulfur Proteins; Isotope Labeling; Molecular Conformation; Vibration | 2021 |
Capillary Electrophoresis-based Hydrogen/Deuterium Exchange for Conformational Characterization of Proteins with Top-down Mass Spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Electrophoresis, Capillary; Hydrogen; Mass Spectrometry; Protein Conformation | 2021 |
Hydrogen-Deuterium Exchange Desorption Electrospray Ionization Mass Spectrometry Visualizes an Acidic Tumor Microenvironment.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Spectrometry, Mass, Electrospray Ionization; Tumor Microenvironment | 2021 |
Capture of carbon dioxide and hydrogen by engineered Escherichia coli: hydrogen-dependent CO
Topics: Acetobacterium; Carbon Dioxide; Deuterium; Escherichia coli; Formates; Hydrogen | 2021 |
A high-temperature water vapor equilibration method to determine non-exchangeable hydrogen isotope ratios of sugar, starch and cellulose.
Topics: Carbohydrate Biochemistry; Cellulose; Deuterium; Hydrogen; Plant Leaves; Plants; Starch; Steam; Sugars; Temperature | 2022 |
Identifying Protein-Drug Interactions in Cell Lysates Using Histidine Hydrogen Deuterium Exchange.
Topics: Chromatography, Liquid; Deuterium; Deuterium Exchange Measurement; Drug Interactions; HEK293 Cells; Histidine; Humans; Hydrogen; Tandem Mass Spectrometry | 2021 |
Dynamics and Conformational Changes in Human NEIL2 DNA Glycosylase Analyzed by Hydrogen/Deuterium Exchange Mass Spectrometry.
Topics: Deoxyribonuclease (Pyrimidine Dimer); Deuterium; DNA; DNA Damage; DNA Glycosylases; DNA Repair; DNA-(Apurinic or Apyrimidinic Site) Lyase; DNA-Binding Proteins; Humans; Hydrogen; Mass Spectrometry; Mimiviridae; Models, Molecular; Protein Conformation | 2022 |
Moderated Test Statistics to Detect Differential Deuteration in Hydrogen/Deuterium Exchange Mass Spectrometry Experiments.
Topics: Bayes Theorem; Deuterium; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Proteins | 2021 |
Design for Solubility May Reveal Induction of Amide Hydrogen/Deuterium Exchange by Protein Self-Association.
Topics: Amides; Amino Acid Sequence; Deuterium; Hydrogen; Hydrogen Bonding; Models, Molecular; Protein Binding; Proteins; Solubility | 2022 |
Tritiation of aryl thianthrenium salts with a molecular palladium catalyst.
Topics: Carbon; Catalysis; Deuterium; Heterocyclic Compounds; Hydrogen; Isotope Labeling; Oxidation-Reduction; Palladium; Pharmaceutical Preparations; Salts; Substrate Specificity; Tritium | 2021 |
Hydrogen/Deuterium Exchange Aiding Metabolite Identification in Single-Cell Nanospray High-Resolution Mass Spectrometry Analysis.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Isomerism; Tandem Mass Spectrometry | 2022 |
Hydrogen/Deuterium Transfer from Anisole to Methoxy Radicals: A Theoretical Study of a Deuterium-Labeled Drug Model.
Topics: Anisoles; Deuterium; Hydrogen; Kinetics; Models, Theoretical; Pharmaceutical Preparations | 2022 |
Scalable and selective deuteration of (hetero)arenes.
Topics: Catalysis; Deuterium; Hydrogen | 2022 |
Hydrogen/Deuterium Exchange Behavior During Denaturing/Refolding Processes Determined in Tetragonal Hen Egg-White Lysozyme Crystals.
Topics: Animals; Chickens; Deuterium; Hydrogen; Muramidase; Protein Denaturation; Proteins; Solvents | 2022 |
Rapid antibody conformational screening by matrix-assisted laser desorption/ionization hydrogen-deuterium exchange mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Lasers; Proteins; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2022 |
Evaluation of efficacy and safety after replacement of methyl hydrogen with deuterium at methyl formate of Clopidogrel.
Topics: Clopidogrel; Deuterium; Formic Acid Esters; Hydrogen; Molecular Docking Simulation; Platelet Aggregation; Platelet Aggregation Inhibitors; Thiophenes | 2022 |
On 'Deuterium exchange of poly-dl-alanine in aqueous solution' by Arieh Berger and K. Linderstrøm-Lang.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Peptides; Proteins | 2022 |
High-Resolution Hydrogen-Deuterium Protection Factors from Sparse Mass Spectrometry Data Validated by Nuclear Magnetic Resonance Measurements.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Magnetic Resonance Spectroscopy; Mass Spectrometry; Peptides; Proteins | 2022 |
Quenched hydrogen-deuterium amide exchange optimization for high-resolution structural analysis of cellular protein aggregates.
Topics: Amides; Deuterium; Hydrogen; Inclusion Bodies; Protein Aggregates; Proteins | 2022 |
Site-Selective Deuteration of Amino Acids through Dual-Protein Catalysis.
Topics: Amines; Amino Acids; Catalysis; Deuterium; Hydrogen; Kinetics; Proteins | 2022 |
Alkyne-Tagged Raman Probes for Local Environmental Sensing by Hydrogen-Deuterium Exchange.
Topics: Alkynes; Deuterium; Deuterium Exchange Measurement; DNA; Hydrogen; Indicators and Reagents; Spectrum Analysis, Raman | 2022 |
Reprint of: Deuterium Exchange of Poly-DL-alanine in Aqueous Solution.
Topics: Deuterium; Hydrogen; Peptides; Water | 2022 |
Superacid-Mediated Late-Stage Aromatic Polydeuteration of Pharmaceuticals.
Topics: Deuterium; Hydrogen; Pharmaceutical Preparations | 2022 |
Complementary Structural Information for Antibody-Antigen Complexes from Hydrogen-Deuterium Exchange and Covalent Labeling Mass Spectrometry.
Topics: Antibodies, Monoclonal; Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Tumor Necrosis Factor-alpha | 2022 |
A Novel PNGase Rc for Improved Protein N-Deglycosylation in Bioanalytics and Hydrogen-Deuterium Exchange Coupled With Mass Spectrometry Epitope Mapping under Challenging Conditions.
Topics: Deuterium; Deuterium Exchange Measurement; Epitope Mapping; Humans; Hydrogen; Peptide-N4-(N-acetyl-beta-glucosaminyl) Asparagine Amidase; Tandem Mass Spectrometry | 2022 |
Simple and Fast Maximally Deuterated Control (maxD) Preparation for Hydrogen-Deuterium Exchange Mass Spectrometry Experiments.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Mass Spectrometry; Proteins | 2022 |
Millisecond Hydrogen/Deuterium-Exchange Mass Spectrometry for the Study of Alpha-Synuclein Structural Dynamics Under Physiological Conditions.
Topics: alpha-Synuclein; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Protein Conformation | 2022 |
One-Pot Sequential Hydrogen Isotope Exchange/Reductive Deuteration for the Preparation of α,β-Deuterated Alcohols using Deuterium Oxide.
Topics: Alcohols; Deuterium; Deuterium Oxide; Hydrogen; Ketones | 2022 |
Deuteron-Decoupled Singlet NMR in Low Magnetic Fields: Application to the Hyperpolarization of Succinic Acid.
Topics: Deuterium; Hydrogen; Magnetic Fields; Magnetic Resonance Imaging; Protons; Succinic Acid | 2022 |
Using hydrogen-deuterium exchange mass spectrometry to characterize Mtr4 interactions with RNA.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Mass Spectrometry; Proteins; RNA | 2022 |
Rapid label-free cell-based Approach Membrane Permeability Assay using MALDI-hydrogen-deuterium exchange mass spectrometry for peptides.
Topics: Cell Membrane Permeability; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Peptides; Permeability; Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization | 2022 |
TRITIUM CONCENTRATION IN MONTHLY PRECIPITATION NEAR THE FUSION TEST FACILITY IN JAPAN BEFORE AND AFTER THE DEUTERIUM PLASMA EXPERIMENT.
Topics: Deuterium; Hydrogen; Japan; Tritium | 2022 |
Site-selective deuteration at the α-position of enals by an amine and bis(phenylsulfonyl)methane co-catalyzed H/D exchange reaction.
Topics: Amines; Catalysis; Deuterium; Hydrogen; Methane; Sulfones | 2022 |
Hydrogen-deuterium (H/D) exchange reaction of acebutolol hydrochloride in D₂O and CD₃OD solution.
Topics: Acebutolol; Deuterium; Deuterium Oxide; Hydrogen; Methanol; Solvents | 2022 |
Structural characterization of novel hydrolytic and oxidative degradation products of acalabrutinib by LC-Q-TOF-MS, H/D exchange and NMR.
Topics: Acetonitriles; Benzamides; Chromatography, High Pressure Liquid; Deuterium; Drug Stability; Hydrogen; Hydrolysis; Methanol; Oxidation-Reduction; Oxidative Stress; Pyrazines; Tandem Mass Spectrometry | 2022 |
Cesium Amide-Catalyzed Selective Deuteration of Benzylic C-H Bonds with D
Topics: Catalysis; Deuterium; Hydrogen; Pharmaceutical Preparations; Tritium | 2023 |
Solvent Deuterium Isotope Effects of Substrate Reduction by Nitrogenase from
Topics: Acetylene; Azotobacter vinelandii; Deuterium; Hydrogen; Methane; Molybdoferredoxin; Nitrogenase; Oxidation-Reduction; Protons; Solvents | 2022 |
Photocatalytic Deuterium Atom Transfer Deuteration of Electron-Deficient Alkenes with High Functional Group Tolerance.
Topics: Alkenes; Amines; Deuterium; Electrons; Hydrogen | 2023 |
Biochemical and hydrogen-deuterium exchange studies of the single nucleotide polymorphism Y649C in human platelet 12-lipoxygenase linked to a bleeding disorder.
Topics: Arachidonate 12-Lipoxygenase; Blood Platelets; Deuterium; Deuterium Exchange Measurement; Humans; Hydrogen; Liposomes; Polymorphism, Single Nucleotide | 2023 |
Zero-Degree Celsius Capillary Electrophoresis Electrospray Ionization for Hydrogen Exchange Mass Spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Electrophoresis, Capillary; Hemoglobins; Hydrogen; Peptides; Proteomics; Spectrometry, Mass, Electrospray Ionization | 2023 |
The protein dynamics of bovine and caprine β-lactoglobulin differ as a function of pH.
Topics: Animals; Deuterium; Goats; Humans; Hydrogen; Hydrogen-Ion Concentration; Lactoglobulins | 2023 |
Hyphenated liquid chromatography - diode array detection - charged aerosol detection - high resolution - multistage mass spectrometry with online hydrogen/deuterium exchange: One stop solution for pharmaceutical impurity profiling.
Topics: Aerosols; Chromatography, High Pressure Liquid; Chromatography, Liquid; Deuterium; Drug Contamination; Humans; Hydrogen; Tandem Mass Spectrometry | 2023 |
Increase the flow rate and improve hydrogen deuterium exchange mass spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Mass Spectrometry; Peptides | 2023 |
The B domain of protein A retains residual structures in 6 M guanidinium chloride as revealed by hydrogen/deuterium-exchange NMR spectroscopy.
Topics: Deuterium; Guanidine; Hydrogen; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Protein Denaturation; Protein Folding; Protons; Staphylococcal Protein A | 2023 |
The Deuterium Calculator: An Open-Source Tool for Hydrogen-Deuterium Exchange Mass Spectrometry Analysis.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Mass Spectrometry; Software | 2023 |
Highly selective catalytic transfer hydrodeuteration of cyclic alkenes.
Topics: Alkenes; Catalysis; Copper; Cycloparaffins; Deuterium; Hydrogen | 2023 |
Investigation of nirmatrelvir epimerization occurred in analytical sample solution by using high resolution LC-MS
Topics: Chromatography, High Pressure Liquid; Chromatography, Liquid; Deuterium; Hydrogen; Magnetic Resonance Spectroscopy; Nitriles; Tandem Mass Spectrometry | 2023 |
A rapid discriminative hydrogen-deuterium exchange and LC-HRMS/MS strategy for primary and higher order structural mapping of therapeutic proteins: a case study using filgrastim.
Topics: Biosimilar Pharmaceuticals; Deuterium; Deuterium Exchange Measurement; Filgrastim; Hydrogen | 2023 |
Characterization of the interaction between the tumour suppressor p53 and heme and its role in the protein conformational dynamics studied by various spectroscopic techniques and hydrogen/deuterium exchange coupled with mass spectrometry.
Topics: Deuterium; DNA; Heme; Humans; Hydrogen; Mass Spectrometry; Neoplasms; Protein Conformation; Tumor Suppressor Protein p53 | 2023 |
Determination of Binding Sites on Trastuzumab and Pertuzumab to Selective Affimers Using Hydrogen-Deuterium Exchange Mass Spectrometry.
Topics: Binding Sites; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Mass Spectrometry; Molecular Docking Simulation; Trastuzumab | 2023 |
Distribution of hydrogen isotope in the soil around the Qinshan Nuclear Power Plant.
Topics: Deuterium; Hydrogen; Nuclear Power Plants; Radiation Monitoring; Soil; Tritium | 2023 |
Hydrogen/Deuterium Exchange Mass Spectrometry of Heme-Based Oxygen Sensor Proteins.
Topics: Artificial Intelligence; Deuterium; Deuterium Exchange Measurement; Heme; Hemeproteins; Hydrogen; Mass Spectrometry; Oxygen | 2023 |
Application of elemental analysis-coupled isotope ratio mass spectrometry for protein turnover analysis using deuterium labeling: Purification and analysis of hydrogen isotope ratio of non-derivatized protein-bound alanine.
Topics: Alanine; Animals; Deuterium; Deuterium Oxide; Hydrogen; Insulins; Isotope Labeling; Mass Spectrometry; Mice | 2023 |
Enzyme-Catalyzed Hydrogen-Deuterium Exchange between Environmental Pollutants and Enzyme-Regulated Endogenous Metabolites.
Topics: Animals; Deuterium; Deuterium Exchange Measurement; Diethylhexyl Phthalate; Environmental Pollutants; Hydrogen; Molecular Docking Simulation; Zebrafish | 2023 |
Study of Protein Conformational Dynamics Using Hydrogen/Deuterium Exchange Mass Spectrometry.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Mass Spectrometry; Protein Conformation | 2023 |
Carbon and hydrogen dynamic isotope equations are used to describe the dominant processes of waste biodegradation: Effect of aeration in methanogenic phase of the landfill.
Topics: Acetates; Bioreactors; Carbon Dioxide; Deuterium; Hydrogen; Methane; Refuse Disposal; Waste Disposal Facilities; Water; Water Pollutants, Chemical | 2023 |
Hydrogen/deuterium exchange for the analysis of carbohydrates.
Topics: Amides; Carbohydrates; Deuterium; Hexoses; Hydrogen | 2023 |
Hydrogen-Deuterium Exchange Vibrational Raman Spectroscopy Distinguishes Distinct Amyloid Polymorphs Comprising Altered Core Architecture.
Topics: Amyloid; Deuterium; Deuterium Exchange Measurement; Hydrogen; Spectrum Analysis, Raman | 2023 |
Effects of Hydrogen/Deuterium Exchange on Protein Stability in Solution and in the Gas Phase.
Topics: Deuterium; Deuterium Exchange Measurement; Gases; Hydrogen; Protein Stability; Proteins; Water | 2023 |
Mild and selective hydrogen-deuterium exchange for aromatic hydrogen of amines.
Topics: Amines; Deuterium; Deuterium Exchange Measurement; Hydrogen | 2023 |
Hydrogen-Deuterium Exchange Epitope Mapping of Glycosylated Epitopes Enabled by Online Immobilized Glycosidase.
Topics: Antibodies, Monoclonal; COVID-19; Deuterium; Deuterium Exchange Measurement; Epitope Mapping; Epitopes; Glycoside Hydrolases; Humans; Hydrogen; SARS-CoV-2 | 2023 |
In-droplet hydrogen-deuterium exchange to examine protein/peptide solution conformer heterogeneity.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Methanol; Peptides; Ubiquitin | 2023 |
A squarate-pillared titanium oxide quantum sieve towards practical hydrogen isotope separation.
Topics: Adsorption; Biological Transport; Deuterium; Hydrogen | 2023 |
Enzymatic synthesis of halogen derivatives of L-phenylalanine and phenylpyruvic acid stereoselectively labeled with hydrogen isotopes in the side chain.
Topics: Deuterium; Halogens; Hydrogen; Phenylalanine; Phenylpyruvic Acids; Tritium | 2023 |
Mass Spectrometry-Based Approaches for the Analysis of Protein Higher Order Structure.
Topics: Animals; Caenorhabditis elegans; Deuterium; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Hydroxyl Radical; Mass Spectrometry | 2023 |
The Role of Hydrogen Incorporation into Amorphous Carbon Films in the Change of the Secondary Electron Yield.
Topics: Deuterium; Electrons; Graphite; Hydrogen; Motion Pictures; Soot | 2023 |
Probing Antibody Structures by Hydrogen/Deuterium Exchange Mass Spectrometry.
Topics: Antibodies; Deuterium; Hydrogen; Hydrogen Deuterium Exchange-Mass Spectrometry; Mass Spectrometry | 2023 |
Evaluation of Hydrogen-Deuterium Exchange during Transient Vapor Binding of MeOD with Model Peptide Systems Angiotensin II and Bradykinin.
Topics: Angiotensin II; Bradykinin; Deuterium; Deuterium Exchange Measurement; Gases; Hydrogen; Peptides; Tandem Mass Spectrometry | 2023 |
Conformationally Restricted Glycopeptide Backbone Inhibits Gas-Phase H/D Scrambling between Glycan and Peptide Moieties.
Topics: Deuterium; Glycopeptides; Glycoproteins; Hydrogen; Peptides; Polysaccharides | 2023 |
HDPairFinder: A data processing platform for hydrogen/deuterium isotopic labeling-based nontargeted analysis of trace-level amino-containing chemicals in environmental water.
Topics: Amines; Deuterium; Hydrogen; Mass Spectrometry; Water | 2024 |
Hydrophilic Interaction Liquid Chromatography at Subzero Temperature for Hydrogen-Deuterium Exchange Mass Spectrometry.
Topics: Chromatography, Liquid; Chromatography, Reverse-Phase; Deuterium; Deuterium Exchange Measurement; Hydrogen; Hydrophobic and Hydrophilic Interactions; Mass Spectrometry; Peptides; Temperature | 2023 |
Exploration of the Catalytic Cycle Dynamics of Vigna Radiata H
Topics: Deuterium; Deuterium Exchange Measurement; Diphosphates; Hydrogen; Inorganic Pyrophosphatase; Mass Spectrometry; Protons; Vigna | 2023 |
Hydrogen-Deuterium Exchange Dynamics of NISTmAb Measured by Small Angle Neutron Scattering.
Topics: Deuterium; Deuterium Exchange Measurement; Hydrogen; Protein Conformation; Salts; Scattering, Small Angle | 2023 |