pqq cofactor has been researched along with carbostyril in 264 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 46 (17.42) | 18.7374 |
| 1990's | 169 (64.02) | 18.2507 |
| 2000's | 49 (18.56) | 29.6817 |
| 2010's | 0 (0.00) | 24.3611 |
| 2020's | 0 (0.00) | 2.80 |
| Authors | Studies |
|---|---|
| Goosen, N; Huinen, RG; van de Putte, P | 1 |
| Davidson, VL; Kumar, MA; Wu, JY | 1 |
| Meulenberg, JJ; Postma, PW; Riegman, NH; Sellink, E | 1 |
| Anthony, C | 6 |
| Aspedon, A; Nickerson, KW | 1 |
| Choi, SY; Churchich, JE; Khemlani, LS | 1 |
| Churchich, JE; Park, J | 1 |
| Aizenman, E; Gallop, PM; Hartnett, KA; Rosenberg, PA; Zhong, C | 1 |
| Buffoni, F; Cambi, S; Moneti, G | 1 |
| Davidson, VL; Jones, LH; Miller, B; Wu, J | 1 |
| Chang, YS; Goldstein, AH; Hung, CH; Lee, LY; Liu, ST; Rogers, R; Tai, CY; Wolfram, JH | 1 |
| Bergethon, PR; Boak, AM; Gallop, PM; Kagan, HM; Shah, MA | 1 |
| McIntire, WS | 3 |
| Dai, WW; Davidson, VL; Hao, ZP; Mathews, FS; White, S; Xia, ZX; Xiong, JP | 1 |
| Anthony, C; Richardson, IW | 1 |
| Harris, ED | 1 |
| Kumazawa, T; Matsumoto, T; Seno, H; Suzuki, O; Urakami, T | 2 |
| Conway, T; Fliege, R; Nickerson, KW; Shibata, A; Tong, S | 1 |
| Livio, HL; Räsänen, L; Smolander, M | 1 |
| Duine, JA | 8 |
| Adachi, O; Ameyama, M; Matsushita, K | 1 |
| Davidson, VL | 2 |
| Bean-Knudsen, D; Kirsch, DG; Rucker, RB; Smidt, CR | 1 |
| Adachi, O; Matsushita, K | 1 |
| Adamowicz, M; Conway, T; Nickerson, KW | 1 |
| Hopper, DJ; Rogozinski, J; Toczko, M | 1 |
| Maccarrone, M; Veldink, GA; Vliegenthart, JF | 1 |
| Biville, F; Gasser, F; Turlin, E | 3 |
| Adachi, O; Ameyama, M; Matsushita, K; Shinagawa, E | 2 |
| Palmer, G; Reedijk, J | 1 |
| Witkop, B | 1 |
| Kido, R; Matsui, IS; Minatogawa, Y | 1 |
| Almassian, B; Boak, A; Calvaresi, D; Iguchi, H; Kagan, HM; Trackman, PC | 1 |
| De Biase, D; John, RA; Maras, B | 1 |
| Imanaga, Y; Iwamoto, R | 1 |
| Rucker, RB; Smidt, CR; Steinberg, FM | 1 |
| Houck, DR; Rucker, RB; Smidt, CR; Unkefer, CJ | 1 |
| Hartmann, C; Klinman, JP | 3 |
| Dooley, DM; Duine, JA; Klinman, JP; Knowles, PF; Mondovi, B; Villafranca, JJ | 1 |
| Duine, JA; Groen, BW; Jongejan, JA; van der Meer, RA | 1 |
| Loenen, WA; Meulenberg, JJ; Postma, PW; Sellink, E | 1 |
| Boiardi, JL; Buurman, ET; Neijssel, OM; Teixeira de Mattos, MJ | 1 |
| Barra, D; Borri Voltattorni, C; Dominici, P; Filipponi, P; Schininà, ME | 1 |
| Flückiger, R; Gallop, PM; Paz, MA | 2 |
| Bergethon, PR | 1 |
| Duine, JA; Haltia, T; Karhunen, E; Niku-Paavola, ML; van der Meer, RA; Viikari, L | 1 |
| Duine, JA; Groen, BW; van der Meer, RA | 3 |
| Pierpoint, WS | 1 |
| Klapper, MH; McWhirter, RB | 1 |
| Boelens, H; Fluckiger, R; Gallop, PM; Maccarrone, M; Paz, MA; van der Lecq, F; Veldink, GA; Vliegenthart, JF | 1 |
| Chopard, C; Chottard, JC; Cucurou, C; Daniel, R; Mansuy, D; Michaud-Soret, I; Ullrich, V | 1 |
| Adachi, O; Ameyama, M; Hamagishi, Y; Kamei, H; Murata, S; Oki, T | 1 |
| Gerner-Smidt, P; Tjernberg, I | 1 |
| Loenen, WA; Meulenberg, JJ; Postma, PW; Riegman, NH; Sellink, E; van Kleef, M | 1 |
| Kumazawa, T; Seno, H; Suzuki, O; Urakami, T | 1 |
| Duine, JA; Frank, J; Groen, BW; Jongejan, JA; van der Meer, RA; van Kleef, MA | 1 |
| Carrington, MJ; Levene, CI; O'Shea, MP | 1 |
| Goosen, N; Horsman, HP; Huinen, RG; van de Putte, P | 1 |
| Duine, JA; van Brouwershaven, JH; van der Meer, RA; van Wassenaar, PD | 1 |
| Herman, PT; Hommes, RW; Neijssel, OM; Postma, PW; Tempest, DW | 1 |
| Citro, G; Finazzi-Agrò, A; Floris, G; Galati, R; Sabatini, S; Verdina, A | 1 |
| Duine, JA; Jongejan, JA; van der Meer, RA | 1 |
| Duine, JA; Jongejan, JA; van Kleef, MA | 1 |
| Higashi, T; Hobara, N; Ohsawa, T; Tsuji, T; Watanabe, A | 1 |
| Duine, JA; van Kleef, MA | 3 |
| Iwatsuru, M; Lee, JW; Mizumura, M; Nishigori, H; Yasunaga, M | 1 |
| Duich, L; Hyde, D; Killgore, J; Melko, M; Reiser, K; Romero-Chapman, N; Rucker, RB; Smidt, C; Tinker, D | 1 |
| Duine, JA; Jongejan, JA | 2 |
| Biville, F; Gasser, F; Mazodier, P; Turlin, E | 2 |
| Hommes, RW; Neijssel, OM; Postma, PW; Tempest, DW | 1 |
| de Groot, A; Goosen, N; Horsman, HP; Huinen, RG; van de Putte, P | 1 |
| Duine, JA; Hanners, JL; Houck, DR; Unkefer, CJ; van Kleef, MA | 1 |
| Geiger, O; Görisch, H | 1 |
| Duine, JA; Frank, J; Jongejan, JA; Mulder, AC; van Krimpen, SH; Verwiel, PE | 1 |
| Flückiger, R; Gallop, PM; Greenspan, SL; Henson, E; Paz, MA | 1 |
| Kumar, A; Mancewicz, JA; Robertson, JG; Villafranca, JJ | 1 |
| Flückiger, R; Gallop, PM; Paz, MA; Torrelio, BM | 1 |
| Collison, D; Cote, CE; Dooley, DM; Knowles, PF; Mabbs, FE; McGuirl, M; Rius, FX; Singh, I | 1 |
| Bouvet, OM; Bouvet, PJ | 1 |
| Churchich, JE | 1 |
| Ishiba, A; Kondo, Y; Muro, K; Nakao, S; Noda, H; Ohsugi, M | 1 |
| Calaman, SD; Gacheru, SN; Greenaway, FT; Kagan, HM; Trackman, PC | 1 |
| Flückiger, R; Gallop, PM; Kagan, HM; Paz, MA | 1 |
| Araki, Y; Gomita, Y; Hobara, N; Kobayashi, M; Tsuji, T; Watanabe, A | 1 |
| Hartmann, C; Janes, S; Klinman, JP | 1 |
| Avigliano, L; Mondovi, B; Morpurgo, L | 1 |
| Adachi, O; Ameyama, M; Hayashi, M; Matsushita, K; Shinagawa, E | 1 |
| Adachi, O; Ameyama, M; Matsushita, K; Okamoto, K; Shinagawa, E | 1 |
| Neijssel, OM | 1 |
| Bruice, TC; Conlin, M; Forrest, HS | 1 |
| Forrest, HS; Salisbury, SA; Sperl, G | 1 |
| Aizenman, E; Gallop, PM; Jensen, FE; Rosenberg, PA; Tang, LH | 1 |
| Adachi, O; Matsushita, K; Takaki, Y; Toyama, H; Yakushi, T | 1 |
| Morishita, E; Narita, H | 2 |
| de Jong, GA; de Vries, S; Duine, JA; Geerlof, A; Jongejan, JA; Stoorvogel, J | 1 |
| Hudson, RA; Kirchhoff, JR; Tillekeratne, LM; Zhang, Z | 1 |
| Caldeira, J; de Jong, GA; de Vries, S; Duine, JA; Jongejan, JA; Loehr, TM; Moura, I; Moura, JJ; Sun, J | 1 |
| Bulder, I; David, S; Meulenberg, JJ; Postma, PW; Sellink, E; Velterop, JS | 1 |
| Bishop, A; Camerero, VC; Colepicolo, P; Gallop, PM; Karnovsky, ML; Paz, MA; Ribeiro, JM | 1 |
| Kobayashi, K; Kosano, H; Nishigori, H; Setogawa, T | 1 |
| Adachi, O; Ameyama, M; Fujii, A; Matsushita, K; Shinagawa, E; Toyama, H | 1 |
| Ishii, A; Kumazawa, T; Sato, K; Seno, H; Suzuki, O | 1 |
| Anthony, C; Blake, C; Ghosh, M; Goodwin, MG; Harlos, K | 1 |
| Anthony, C; Avezoux, A; Goodwin, MG | 1 |
| Kondo, K; Sasano, A; Tsuji, T; Urakami, T; Yamaguchi, K | 1 |
| Decker, EA | 1 |
| Anthony, C; Cozier, GE; Giles, IG | 1 |
| Ito, S; Kikuchi, T; Matsumura, K; Sano, H; Sode, K; Watanabe, M; Yasutake, N; Yoshida, H | 1 |
| Anthony, C; Blake, CC; Ghosh, M | 1 |
| Aizenman, E; Gallop, PM; Gardner, GJ; Jensen, FE; Rosenberg, PA; Williams, AP | 1 |
| Chen, S; Massey, V; Tedeschi, G | 1 |
| Nakao, S; Noda, H; Ohsugi, M | 1 |
| Akasaka, N; Noda, H; Ohsugi, M | 1 |
| Klinman, JP; Mu, D | 1 |
| Bishop, A; Gallop, PM; Karnovsky, ML; Paz, MA | 2 |
| Lidstrom, ME; Ramamoorthi, R | 1 |
| Seifter, S | 1 |
| Anthony, C; Avezoux, A; Blake, CC; Ghosh, M; Harlos, K | 1 |
| Bach, TJ; Weber, T | 1 |
| Biville, F; Ellermann, K; Fan, WH; Lee, E; Lidstrom, ME; Morris, CJ; Ramamoorthi, R; Springer, AL; Turlin, E | 1 |
| Christensen, HN | 1 |
| Gershwin, ME; Rucker, RB; Steinberg, FM | 1 |
| Anthony, C; Biville, F; Gasser, F; Goodwin, P; Hanson, RS; Harms, N; Lidstrom, ME | 1 |
| Bishop, A; Flückiger, R; Gallop, PM; Mah, J; Paz, M | 1 |
| Gage, DJ; Neidhardt, FC | 1 |
| Boyd, G; Dai, WW; Davidson, VL; Mathews, FS; White, S; Xia, ZX; Zhang, YF | 1 |
| Esaka, Y; Goto, M; Kano, K; Yamaguchi, Y | 1 |
| Abee, T; Konings, WN; Kortstee, GJ; Van Veen, HW; Zehnder, AJ | 1 |
| Ishida, O; Nishigori, H; Ogihara-Umeda, I | 1 |
| Flückiger, R | 1 |
| Hardy, GP; Neijssel, OM; Teixeira de Mattos, MJ | 1 |
| Davidson, VL; Harris, TK | 1 |
| Kumazawa, T; Seno, H; Suzuki, O | 1 |
| Hultquist, DE; Mack, CP; Massey, V; Quandt, KS; Shlafer, M; Xu, F | 1 |
| Kino, I; Kumazawa, T; Naito, Y; Suzuki, O | 1 |
| Finazzi-Agrò, A; Pedersen, JZ | 1 |
| Fasciglione, GF; Finazzi-Agrò, A; Giardina, B; Marini, S | 1 |
| Hattori, A; Hayashi, K; Kohno, M; Murase, K | 1 |
| Flückiger, R; Gallop, PM; Henson, E; Paz, MA | 1 |
| Cai, P; Kagan, HM | 1 |
| Mathews, FS | 1 |
| Lidstrom, ME | 1 |
| Britt, BM; Hanners, JL; Houck, DR; Sosnick, TR; Unkefer, CJ | 1 |
| Ito, N; Knowles, PF; Phillips, SE | 1 |
| Défago, G; Haas, D; Keel, C; Schnider, U; Voisard, C | 1 |
| Anthony, C; Cozier, GE | 1 |
| de Jonge, R; Neijssel, OM; Stock, JB; Teixeira de Mattos, MJ | 1 |
| Lidstrom, ME; Ramamoorthi, R; Springer, AL | 1 |
| Flückiger, R; Gallop, PM; Mah, J; Martin, P; Paz, MA | 1 |
| Biville, F; Gasser, F; Gomelsky, M; Tsygankov, YD | 1 |
| Niki, E; Tanaka, A; Tanimoto, T; Urakami, T | 1 |
| Anthony, C; Goodwin, MG | 1 |
| Hiraku, Y; Kawanishi, S | 1 |
| Kondo, K; Tsuji, T; Uemura, D; Yamaguchi, K | 1 |
| Ito, K; Postma, P; Sode, K; Watanabe, K; Witarto, AB; Yoshida, H | 1 |
| Klinman, JP | 1 |
| Chistoserdova, L; Lidstrom, ME; Toyama, H | 1 |
| Akaike, T; Maeda, H; Niki, E; Nishigori, H; Urakami, T; Yoshida, C | 1 |
| Aizenman, E; Reynolds, IJ; Scanlon, JM | 1 |
| Dewanti, A; Duine, JA; Misset-Smits, M; Oltshoorn, AJ | 1 |
| Hartmann, C; McIntire, WS | 1 |
| Kumazawa, T; Suzuki, O | 1 |
| Atchuta Ramaiah, KV; Chen, JJ; Gallop, PM; London, IM | 1 |
| Duine, JA; Olsthoorn, AJ; Otsuki, T | 1 |
| Bruice, TC; Zheng, YJ | 1 |
| Lee, YP; Pan, JG; Yum, DY | 1 |
| Adachi, O; Arents, JC; Bader, R; Matsushita, K; Postma, PW; Yamada, M | 1 |
| Andreesen, JR; Schräder, T; Zarnt, G | 1 |
| Carelli, I; Curulli, A; Palleschi, G; Trischitta, O | 1 |
| Lidstrom, ME; Toyama, H | 1 |
| Hörtnagl, H; Lisdat, F; Makower, A; Pfeiffer, D; Scheller, FW; Wollenberger, U | 1 |
| Jordan, D; Kim, KY; Krishnan, HB | 1 |
| Fukuzumi, S; Itoh, S; Kawakami, H | 1 |
| Dewanti, AR; Duine, JA | 1 |
| Liu, JP; Zhao, YF | 1 |
| Anthony, C; Ghosh, M | 1 |
| Anthony, C; Cozier, GE; Salleh, RA | 2 |
| Bishop, A; Gallop, PM; Karnovsky, ML | 1 |
| Anthony, C; Goodwin, PM | 1 |
| Boyd, GD; Dai, WW; He, YN; Mathews, FS; White, SA; Xia, ZX | 1 |
| Casini, A; El-Sherbini, ES; Finazzi-Agrò, A; Sabatini, S; Scipione, L; Tortorella, S | 1 |
| Adachi, O; Baruch, P; Chen, Z; Mathews, FS; Matsushita, K; Toyama, H; Yamashita, T | 1 |
| Adachi, O; Elias, MD; Izu, H; Matsushita, K; Tanaka, M; Yamada, M | 1 |
| Aizenman, E; Gardner, G; Jensen, FE; Orlando, L; Rosenberg, PA; Sanchez, RM; Tauck, DL; Wang, C | 1 |
| Diehl, A; Görisch, H; Höhne, W; Keitel, T; Knaute, T; Stezowski, JJ | 1 |
| Mitchell, AE; Rucker, RB; Stites, TE | 1 |
| Glatz, Z; Janiczek, O; Moravcová, M | 1 |
| Hudson, RA; Kirchhoff, JR; Smith, AR; Tillekeratne, LM; Zhang, Z | 1 |
| Hirao, T | 1 |
| Dijkstra, BW; Oubrie, A | 1 |
| Cao, ZF; Wang, GF; Zhao, YF; Zhou, HM | 1 |
| Cullum, J; Felder, M; Gupta, A; Kumar, A; Qazi, GN; Verma, V | 1 |
| Rucker, RB; Sih, TR; Stites, TE | 1 |
| Inoue, T; Kirchhoff, JR | 2 |
| Bückmann, AF; Katz, E; Kharitonov, AB; Willner, I; Zayats, M | 1 |
| Abeta, H; Miyauchi, K; Niki, E; Noguchi, N; Shi, H; Urakami, T | 1 |
| Bernardelli, CE; Boiardi, JL; Galar, ML; Luna, MF | 1 |
| Duine, JA; Ikeda, T; Kano, K; Kato, N; Sato, A; Takagi, K | 1 |
| Bückmann, AF; Katz, E; Willner, I | 1 |
| Bergmann, DJ; Boyd, JM; DiSpirito, AA; Kunz, RC; Zahn, JA | 1 |
| Adachi, O; Matsushita, K; Toyama, H; Yamada, M | 1 |
| Arp, DJ; Sayavedra-Soto, LA; Vangnai, AS | 1 |
| Hoshino, T; Miyazaki, T; Shinjoh, M; Tomiyama, N | 1 |
| Adachi, O; Lotong, N; Matsushita, K; Moonmangmee, D; Shinagawa, E; Theeragool, G; Toyama, H | 1 |
| Hopper, DJ; Kaderbhai, MA; Marriott, SA; Rogozinski, J; Young, M | 1 |
| Katz, E; Willner, I | 2 |
| Katz, E; Patolsky, F; Raitman, OA; Willner, I | 1 |
| Rosenberg, PA; Zhang, Y | 1 |
| Ikeda, T; Ito, Y; Kano, K; Yamazaki, S | 1 |
| Adachi, O; Fukumoto, H; Lidstrom, ME; Matsushita, K; Saeki, M; Toyama, H | 1 |
| He, K; Murphy, MP; Nukada, H; Urakami, T | 1 |
| Anderson, P; Chan, I; Eghbali, S; Rucker, R; Steinberg, F; Stites, TE; Storms, D | 1 |
| Duine, JA; Kawai, F; Kuba, N; Tachibana, S; Yasuda, M | 1 |
| Adachi, O; Matsushita, K; Moonmangmee, D; Shinagawa, E; Toyama, H; Yamada, M | 2 |
| Basran, J; Hothi, P; Scrutton, NS; Sutcliffe, MJ | 1 |
| Anthony, C; Williams, P | 1 |
| Görisch, H | 1 |
| Hopper, DJ; Kaderbhai, MA | 1 |
| Oubrie, A | 1 |
| Adachi, O; Elias, MD; Matsushita, K; Migita, CT; Yamada, M | 1 |
| Brown, J; Goldstein, A; Lester, T | 1 |
| Hagen, WR; Jongejan, A; Jongejan, JA | 1 |
| Adachi, O; Anthony, C; Inagaki, H; Matsushita, K; Toyama, H | 1 |
| Lidstrom, ME; Zhang, M | 1 |
| Kasahara, T; Kato, T | 1 |
52 review(s) available for pqq cofactor and carbostyril
| Article | Year |
|---|---|
The structure of bacterial quinoprotein dehydrogenases.
Topics: Alcohol Dehydrogenase; Alcohol Oxidoreductases; Amino Acid Sequence; Bacteria; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Molecular Sequence Data; PQQ Cofactor; Quinolones; Sequence Alignment | 1992 |
Detergent-shock response in enteric bacteria.
Topics: Detergents; Drug Resistance, Microbial; Enterobacteriaceae; Glucose Dehydrogenases; Heat-Shock Proteins; Phospholipids; PQQ Cofactor; Quinolones; Sodium Dodecyl Sulfate | 1992 |
Wither PQQ.
Topics: Amine Oxidase (Copper-Containing); Animals; Coenzymes; Galactose Oxidase; Humans; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones | 1992 |
The pyrroloquinoline quinone (PQQ) coenzymes: a case of mistaken identity.
Topics: Animals; Coenzymes; Dihydroxyphenylalanine; Molecular Structure; PQQ Cofactor; Quinolones | 1992 |
Biochemistry and physiology of pyrroloquinoline quinone and quinoprotein dehydrogenases.
Topics: Acetates; Acetic Acid; Bacterial Proteins; Fermentation; Growth Substances; Oxidation-Reduction; Oxidoreductases; PQQ Cofactor; Quinolones | 1992 |
6-Hydroxydopa: the redox cofactor in plasma amine oxidase.
Topics: Animals; Coenzymes; Dihydroxyphenylalanine; Molecular Structure; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones | 1991 |
[Discovery and recent development of a novel coenzyme pyrroloquinoline quinone (PQQ)].
Topics: Bacteria; Coenzymes; Oxygen Consumption; PQQ Cofactor; Quinolones | 1991 |
Quinoproteins: enzymes containing the quinonoid cofactor pyrroloquinoline quinone, topaquinone or tryptophan-tryptophan quinone.
Topics: Coenzymes; Dihydroxyphenylalanine; Enzymes; Gram-Negative Bacteria; Indolequinones; Molecular Conformation; Oxidoreductases; PQQ Cofactor; Protein Conformation; Quinolones; Quinones; Tryptophan | 1991 |
Biochemical and physiological functions of pyrroloquinoline quinone.
Topics: Alcohol Oxidoreductases; Animals; Bacteria; Glucose Dehydrogenases; Oxidoreductases; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones; Serum Albumin | 1991 |
Retro-, intro- and perspectives of trypto-fun.
Topics: Alkaloids; Amino Acid Sequence; Animals; Aromatic-L-Amino-Acid Decarboxylases; History, 20th Century; Humans; Molecular Sequence Data; Molecular Structure; PQQ Cofactor; Quinolones; Receptors, Serotonin; Serotonin; Tryptophan; Tryptophan Hydroxylase | 1991 |
Physiologic importance of pyrroloquinoline quinone.
Topics: Bacteria; Coenzymes; Euryarchaeota; Oxidoreductases; PQQ Cofactor; Quinolones | 1991 |
Status of the cofactor identity in copper oxidative enzymes.
Topics: Amine Oxidase (Copper-Containing); Binding Sites; Coenzymes; Copper; Dihydroxyphenylalanine; Dopamine beta-Hydroxylase; Galactose Oxidase; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones | 1991 |
The oxidation of methanol in gram-negative bacteria.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Cytochrome c Group; Gram-Negative Bacteria; Methanol; Molecular Sequence Data; Mutation; PQQ Cofactor; Quinolones | 1990 |
The cofactor pyrroloquinoline quinone.
Topics: Animals; Bacteria; Chemical Phenomena; Chemistry; Coenzymes; Enzymes; Humans; Oxidoreductases; PQQ Cofactor; Quinolones; Vitamins | 1990 |
Quinoproteins, enzymes with pyrrolo-quinoline quinone as cofactor.
Topics: Animals; Carboxy-Lyases; Coenzymes; Hydro-Lyases; Oxidoreductases; Oxygenases; PQQ Cofactor; Quinolones | 1989 |
PQQ and quinoproteins: an important novel field in enzymology.
Topics: Animals; Bacteria; Coenzymes; Glutamate Decarboxylase; Mammals; Oxidoreductases; Plants; PQQ Cofactor; Quinolones; Transaminases | 1989 |
Physiological significance and bioenergetic aspects of glucose dehydrogenase.
Topics: Bacteria; Carbohydrate Dehydrogenases; Energy Metabolism; Glucose; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Oxidation-Reduction; PQQ Cofactor; Quinolones; Substrate Specificity | 1989 |
Pyrroloquinoline quinone: a novel cofactor.
Topics: Animals; Bacteria; Coenzymes; Fungi; PQQ Cofactor; Quinolones | 1989 |
Methoxatin (PQQ), coenzyme for copper-dependent amine and mixed-function oxidation in mammalian tissues.
Topics: Amines; Animals; Coenzymes; Copper; Mammals; Mixed Function Oxygenases; Oxidation-Reduction; PQQ Cofactor; Quinolones | 1989 |
PQQ and quinoprotein research--the first decade.
Topics: Bacteria; Enzymes; PQQ Cofactor; Quinolones | 1989 |
PQQ, the elusive coenzyme.
Topics: Animals; Coenzymes; Oxidation-Reduction; PQQ Cofactor; Protein-Lysine 6-Oxidase; Quinolones; Superoxides | 1989 |
Pyrroloquinoline quinone: a new redox cofactor in eukaryotic enzymes.
Topics: Animals; Binding Sites; Coenzymes; Oxidation-Reduction; Oxidoreductases; PQQ Cofactor; Quinolones | 1988 |
PQQ-linked enzymes in enteric bacteria.
Topics: Coenzymes; Enterobacteriaceae; Glucose Dehydrogenases; PQQ Cofactor; Quinolones | 1987 |
The role of phenolics, conjugated linoleic acid, carnosine, and pyrroloquinoline quinone as nonessential dietary antioxidants.
Topics: Animals; Antioxidants; Arteriosclerosis; Carnosine; Diet; Humans; Linoleic Acid; Linoleic Acids; Neoplasms; Phenols; PQQ Cofactor; Quinolones | 1995 |
The structure and function of methanol dehydrogenase and related quinoproteins containing pyrrolo-quinoline quinone.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Coenzymes; Models, Molecular; Molecular Sequence Data; PQQ Cofactor; Protein Conformation; Quinolones; Structure-Activity Relationship | 1994 |
Quinoenzymes in biology.
Topics: Amino Acid Sequence; Animals; Coenzymes; Dihydroxyphenylalanine; Indolequinones; Molecular Sequence Data; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones; Quinones; Sequence Homology, Amino Acid; Tryptophan | 1994 |
Is PQQ a significant nutrient in addition to its role as a therapeutic agent in the higher animal?
Topics: Animals; Coenzymes; Humans; NADH, NADPH Oxidoreductases; Nutritional Requirements; Oxidation-Reduction; PQQ Cofactor; Quinolones | 1994 |
Quinoproteins.
Topics: Coenzymes; Dihydroxyphenylalanine; Indolequinones; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones; Tryptophan | 1994 |
Protein-radical enzymes.
Topics: Dihydroxyphenylalanine; Enzymes; Free Radicals; Glycine; Molecular Structure; PQQ Cofactor; Quinolones; Tryptophan; Tyrosine | 1993 |
Is the antioxidant, anti-inflammatory putative new vitamin, PQQ, involved with nitric oxide in bone metabolism?
Topics: Animals; Anti-Inflammatory Agents, Non-Steroidal; Antioxidants; Bone and Bones; Nitric Oxide; PQQ Cofactor; Quinolones | 1993 |
New quinocofactors in eukaryotes.
Topics: Amine Oxidase (Copper-Containing); Amino Acid Sequence; Animals; Binding Sites; Chemotactic Factors; Dihydroxyphenylalanine; Gram-Negative Bacteria; Lysine; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones; Quinones | 1996 |
Quinoprotein-catalysed reactions.
Topics: Alcohol Oxidoreductases; Amine Oxidase (Copper-Containing); Bacterial Proteins; Binding Sites; Coenzymes; Dihydroxyphenylalanine; Disulfides; Electron Transport; Indolequinones; Lysine; Models, Chemical; Models, Molecular; Molecular Structure; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Protein-Lysine 6-Oxidase; Quinolones; Quinones; Tryptophan | 1996 |
[Pyrroloquinoline quinone and its physiological effects].
Topics: Animals; Coenzymes; DNA; Free Radical Scavengers; Humans; Nerve Growth Factors; PQQ Cofactor; Quinolones; Quinones | 1996 |
The structure and function of the PQQ-containing quinoprotein dehydrogenases.
Topics: Alcohol Oxidoreductases; Binding Sites; Coenzymes; Models, Molecular; PQQ Cofactor; Protein Structure, Secondary; Quinolones; Quinones | 1998 |
Newly discovered redox cofactors: possible nutritional, medical, and pharmacological relevance to higher animals.
Topics: Amino Acid Oxidoreductases; Amino Acid Sequence; Amino Acids; Animals; Coenzymes; Humans; Molecular Sequence Data; Monoamine Oxidase; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones | 1998 |
The pyrroloquinoline quinone (PQQ)-containing quinoprotein dehydrogenases.
Topics: Bacteria; Binding Sites; Coenzymes; Models, Molecular; Oxidoreductases; PQQ Cofactor; Protein Structure, Secondary; Quinolones; Quinones | 1998 |
Pyrroloquinoline quinone: a novel vitamin?
Topics: Animal Nutritional Physiological Phenomena; Animals; Chemotactic Factors; Coenzymes; Intestinal Absorption; PQQ Cofactor; Quinolones; Quinones; Tissue Distribution; Vitamins | 1998 |
The biochemistry, physiology and genetics of PQQ and PQQ-containing enzymes.
Topics: Calcium; Cations, Divalent; Chemotactic Factors; Coenzymes; Electron Transport; Gene Expression Regulation, Bacterial; Gram-Negative Bacteria; Oxidoreductases; PQQ Cofactor; Quinolones; Quinones | 1998 |
Physiological importance of quinoenzymes and the O-quinone family of cofactors.
Topics: Animals; Coenzymes; Dihydroxyphenylalanine; Enzymes; Humans; Indolequinones; Lysine; PQQ Cofactor; Quinolones; Quinones; Tryptophan | 2000 |
Redox reactions via vanadium-induced electron transfer.
Topics: Electron Transport; Ligands; Models, Chemical; Molecular Structure; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones; Vanadium Compounds | 2000 |
Structural requirements of pyrroloquinoline quinone dependent enzymatic reactions.
Topics: Alcohol Oxidoreductases; Binding Sites; Calcium; Coenzymes; Enzymes; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Models, Molecular; PQQ Cofactor; Protein Conformation; Quinolones; Quinones; Structure-Activity Relationship | 2000 |
Pyrroloquinoline quinone (PQQ) from methanol dehydrogenase and tryptophan tryptophylquinone (TTQ) from methylamine dehydrogenase.
Topics: Alcohol Oxidoreductases; Indolequinones; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones; Quinones; Tryptophan | 2001 |
Pyrroloquinoline quinone (PQQ) and quinoprotein enzymes.
Topics: Alcohol Oxidoreductases; Bacteria; Binding Sites; Catalysis; Cell Membrane; Models, Chemical; Models, Molecular; PQQ Cofactor; Protein Structure, Tertiary; Quinolones; Quinones | 2001 |
Quinoproteins: structure, function, and biotechnological applications.
Topics: Alcohol Oxidoreductases; Biotechnology; Gram-Negative Bacteria; Models, Molecular; Oxidoreductases; PQQ Cofactor; Quinolones; Quinones; Structure-Activity Relationship | 2002 |
Cofactor diversity in biological oxidations: implications and applications.
Topics: Bacteria; Coenzymes; Glutathione; Niacinamide; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones | 2001 |
New developments in oxidative fermentation.
Topics: Acetic Acid; Acetobacter; Acinetobacter; Bacterial Proteins; Fermentation; Flavin-Adenine Dinucleotide; Flavoproteins; Fructose; Gluconates; Gluconobacter; Hot Temperature; Industrial Microbiology; Ketones; L-Iditol 2-Dehydrogenase; Oxidation-Reduction; PQQ Cofactor; Quinic Acid; Quinolones; Quinones; Shikimic Acid; Sorbitol; Tetroses | 2003 |
New quinoproteins in oxidative fermentation.
Topics: Alcohol Oxidoreductases; Bacteria; Fermentation; L-Iditol 2-Dehydrogenase; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones; Sugar Alcohol Dehydrogenases | 2003 |
The structure and mechanism of methanol dehydrogenase.
Topics: Alcohol Oxidoreductases; Binding Sites; PQQ Cofactor; Quinolones; Quinones | 2003 |
The ethanol oxidation system and its regulation in Pseudomonas aeruginosa.
Topics: Alcohol Oxidoreductases; Electron Transport; Ethanol; Gene Expression Regulation, Bacterial; Genes, Bacterial; Multigene Family; Mutation; Oxidation-Reduction; PQQ Cofactor; Promoter Regions, Genetic; Pseudomonas aeruginosa; Quinolones; Quinones | 2003 |
The quinohaemoprotein lupanine hydroxylase from Pseudomonas putida.
Topics: Amino Acid Sequence; Bacterial Proteins; Cloning, Molecular; Molecular Sequence Data; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Pseudomonas putida; Quinolones; Quinones; Recombinant Proteins | 2003 |
Structure and mechanism of soluble glucose dehydrogenase and other PQQ-dependent enzymes.
Topics: Amino Acid Sequence; Catalysis; Crystallography, X-Ray; Glucose Dehydrogenases; Molecular Sequence Data; Oxidation-Reduction; PQQ Cofactor; Protein Conformation; Quinolones; Quinones | 2003 |
Escherichia coli PQQ-containing quinoprotein glucose dehydrogenase: its structure comparison with other quinoproteins.
Topics: Binding Sites; Escherichia coli; Escherichia coli Proteins; Glucose Dehydrogenases; Models, Molecular; PQQ Cofactor; Protein Subunits; Quinolones; Quinones | 2003 |
212 other study(ies) available for pqq cofactor and carbostyril
| Article | Year |
|---|---|
Nomenclature Committee of the International Union of Biochemistry (NC-IUB). Nomenclature of electron-transfer proteins. Recommendations 1989.
Topics: Cytochromes; Electron Transport; Enzymes; Flavoproteins; Metalloproteins; PQQ Cofactor; Proteins; Quinolones; Terminology as Topic | 1992 |
A 24-amino-acid polypeptide is essential for the biosynthesis of the coenzyme pyrrolo-quinoline-quinone.
Topics: Acinetobacter calcoaceticus; Amino Acid Sequence; Bacterial Proteins; Base Sequence; Coenzymes; Molecular Sequence Data; Mutagenesis, Site-Directed; PQQ Cofactor; Quinolones | 1992 |
Apparent oxygen-dependent inhibition by superoxide dismutase of the quinoprotein methanol dehydrogenase.
Topics: Alcohol Oxidoreductases; Coenzymes; Electron Transport; Enzyme Activation; Manganese; Oxidation-Reduction; Oxygen; Phenazines; PQQ Cofactor; Pseudomonas; Quinolones; Spectrum Analysis; Superoxide Dismutase | 1992 |
Nucleotide sequence and structure of the Klebsiella pneumoniae pqq operon.
Topics: Amino Acid Sequence; Base Sequence; Coenzymes; DNA, Bacterial; Escherichia coli; Klebsiella pneumoniae; Molecular Sequence Data; Multigene Family; Mutation; Open Reading Frames; Operon; Plasmids; PQQ Cofactor; Promoter Regions, Genetic; Quinolones; Restriction Mapping; RNA, Messenger; Sequence Alignment; Transcription, Genetic | 1992 |
Brain glutamate decarboxylase and pyrroloquinoline quinone.
Topics: Animals; Brain Chemistry; Chromatography, High Pressure Liquid; Coenzymes; Glutamate Decarboxylase; PQQ Cofactor; Quinolones; Swine | 1992 |
Pyrroloquinoline quinone (coenzyme PQQ) and the oxidation of SH residues in proteins.
Topics: Catalysis; Coenzymes; Cysteamine; Molecular Weight; Oxidation-Reduction; PQQ Cofactor; Proteins; Quinolones; Spectrometry, Fluorescence; Spectrophotometry; Sulfhydryl Compounds | 1992 |
Interaction of the putative essential nutrient pyrroloquinoline quinone with the N-methyl-D-aspartate receptor redox modulatory site.
Topics: Animals; Astrocytes; Cells, Cultured; Cerebral Cortex; Dithiothreitol; Electrophysiology; Neurons; Oxidation-Reduction; PQQ Cofactor; Quinolones; Rats; Receptors, N-Methyl-D-Aspartate | 1992 |
Pyrroloquinoline quinone, a method for its isolation and identification by mass spectrometry.
Topics: Animals; Chromatography, High Pressure Liquid; Hydrolysis; Mass Spectrometry; Phenylhydrazines; PQQ Cofactor; Proteins; Quinolones; Swine | 1992 |
Factors affecting the stability of methanol dehydrogenase from Paracoccus denitrificans.
Topics: Alcohol Oxidoreductases; Calcium; Edetic Acid; Enzyme Stability; Hydrogen-Ion Concentration; Paracoccus denitrificans; PQQ Cofactor; Quinolones; Structure-Activity Relationship; Temperature | 1992 |
Cloning of an Erwinia herbicola gene necessary for gluconic acid production and enhanced mineral phosphate solubilization in Escherichia coli HB101: nucleotide sequence and probable involvement in biosynthesis of the coenzyme pyrroloquinoline quinone.
Topics: Acinetobacter calcoaceticus; Amino Acid Sequence; Base Sequence; Cloning, Molecular; Coenzymes; DNA Mutational Analysis; DNA Transposable Elements; Durapatite; Erwinia; Escherichia coli; Genes, Bacterial; Gluconates; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Hydroxyapatites; Molecular Sequence Data; Multienzyme Complexes; Mutagenesis, Insertional; PQQ Cofactor; Quinolones; Sequence Homology, Nucleic Acid; Solubility | 1992 |
Oxidation of peptidyl lysine by copper complexes of pyrroloquinoline quinone and other quinones. A model for oxidative pathochemistry.
Topics: Anaerobiosis; Collagen; Copper; Elastin; Free Radical Scavengers; Lysine; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones | 1992 |
The three-dimensional structures of methanol dehydrogenase from two methylotrophic bacteria at 2.6-A resolution.
Topics: Alcohol Oxidoreductases; Disulfides; Gram-Negative Aerobic Bacteria; Models, Molecular; PQQ Cofactor; Protein Conformation; Protein Structure, Secondary; Protein Structure, Tertiary; Quinolones | 1992 |
Characterization of mutant forms of the quinoprotein methanol dehydrogenase lacking an essential calcium ion.
Topics: Alcohol Oxidoreductases; Calcium; Coenzymes; Gram-Negative Aerobic Bacteria; Kinetics; Mutation; PQQ Cofactor; Quinolones; Spectrum Analysis | 1992 |
Trace levels of pyrroloquinoline quinone in human and rat samples detected by gas chromatography/mass spectrometry.
Topics: Animals; Brain Chemistry; Coenzymes; Gas Chromatography-Mass Spectrometry; Humans; PQQ Cofactor; Quaternary Ammonium Compounds; Quinolones; Rats; Rats, Wistar; Spleen | 1992 |
The Entner-Doudoroff pathway in Escherichia coli is induced for oxidative glucose metabolism via pyrroloquinoline quinone-dependent glucose dehydrogenase.
Topics: Biological Transport, Active; Escherichia coli; Glucose; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Mutation; Oxidation-Reduction; Phosphates; PQQ Cofactor; Quinolones | 1992 |
Mediated amperometric determination of xylose and glucose with an immobilized aldose dehydrogenase electrode.
Topics: Biosensing Techniques; Carbohydrate Dehydrogenases; Electrochemistry; Enzymes, Immobilized; Ferrous Compounds; Glucose; Metallocenes; Methylphenazonium Methosulfate; Organometallic Compounds; Oxidation-Reduction; PQQ Cofactor; Quinolones; Xylose | 1992 |
The quinoid cofactors, pyrroloquinoline quinone (PQQ), topaquinone (TPQ) and tryptophan tryptophylquinone (TTQ).
Topics: Animals; Coenzymes; Dihydroxyphenylalanine; Humans; Indolequinones; Molecular Structure; PQQ Cofactor; Quinolones; Quinones; Tryptophan | 1992 |
Quinoproteins: a new class of enzymes with potential use as biosensors.
Topics: Bacteria; Biosensing Techniques; Electrodes; Enzymes, Immobilized; Molecular Structure; Oxidation-Reduction; PQQ Cofactor; Quinolones | 1990 |
PQQ in plants (and animals)?
Topics: Amine Oxidase (Copper-Containing); Gram-Negative Bacteria; PQQ Cofactor; Quinolones | 1991 |
Does the intestinal microflora synthesize pyrroloquinoline quinone?
Topics: Animals; Anti-Bacterial Agents; Chromatography, Ion Exchange; Coenzymes; Feces; Intestines; Male; Mice; PQQ Cofactor; Pseudomonas; Quinolones | 1991 |
Nutritional complementation of oxidative glucose metabolism in Escherichia coli via pyrroloquinoline quinone-dependent glucose dehydrogenase and the Entner-Doudoroff pathway.
Topics: Aerobiosis; Anaerobiosis; Bacterial Outer Membrane Proteins; Coenzymes; Escherichia coli; Glucose; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Histidine; Oxidation-Reduction; Porins; PQQ Cofactor; Quinolones; Sodium Dodecyl Sulfate | 1991 |
Nomenclature Committee of the International Union of Biochemistry (NC-IUB). Nomenclature of electron-transfer proteins. Recommendations 1989.
Topics: Copper; Cytochromes; Electron Transport; Enzymes; Flavoproteins; Metalloproteins; Molybdenum; Nickel; PQQ Cofactor; Proteins; Quinolones; Terminology as Topic; Vanadium | 1991 |
Lupanine hydroxylase, a quinocytochrome c from an alkaloid-degrading Pseudomonas sp.
Topics: Chromatography, Gel; Coenzymes; Electrophoresis, Polyacrylamide Gel; Hydroxylation; Isoelectric Focusing; Kinetics; Mixed Function Oxygenases; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Pseudomonas; Quinolones; Spectrum Analysis; Substrate Specificity | 1991 |
An investigation on the quinoprotein nature of some fungal and plant oxidoreductases.
Topics: Amine Oxidase (Copper-Containing); Coenzymes; Fungal Proteins; Galactose Oxidase; Laccase; Oxidoreductases; Oxidoreductases Acting on CH-NH Group Donors; Plant Proteins; PQQ Cofactor; Quinolones; Spectrum Analysis | 1991 |
Mutants of Escherichia coli producing pyrroloquinoline quinone.
Topics: Aerobiosis; Escherichia coli; Gene Expression Regulation, Bacterial; Gluconates; Glucose; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Kinetics; Membrane Transport Proteins; Monosaccharide Transport Proteins; Mutation; Phosphotransferases; PQQ Cofactor; Quinolones | 1991 |
Nomenclature Committee of the International Union of Biochemistry (NC-IUB). Nomenclature of electron-transfer proteins. Recommendations 1989.
Topics: Cytochromes; Electron Transport; Enzymes; Flavoproteins; Metalloproteins; PQQ Cofactor; Proteins; Quinolones; Terminology as Topic | 1991 |
Kinetic properties of human liver tryptophan pyrrolase.
Topics: Ascorbic Acid; Humans; Kinetics; Liver; Oxygen; PQQ Cofactor; Quinolones; Tryptophan; Tryptophan Oxygenase | 1991 |
Complementation of Methylobacterium organophilum mutants affected in pyrroloquinoline quinone biosynthesis genes pqqE and pqqF by cloned Escherichia coli chromosomal DNA.
Topics: Chromosomes, Bacterial; Cloning, Molecular; Coenzymes; Cosmids; DNA, Bacterial; Escherichia coli; Genes, Bacterial; Genetic Complementation Test; Gram-Negative Aerobic Bacteria; PQQ Cofactor; Quinolones; Restriction Mapping | 1991 |
Induction of lung lysyl oxidase activity and lysyl oxidase protein by exposure of rats to cadmium chloride: properties of the induced enzyme.
Topics: Aminopropionitrile; Animals; Blotting, Western; Cadmium; Cadmium Chloride; Chromatography, Ion Exchange; Coenzymes; Copper; Enzyme Induction; Lung; Male; Molecular Weight; PQQ Cofactor; Protein-Lysine 6-Oxidase; Pulmonary Fibrosis; Quinolones; Rats; Rats, Inbred Strains | 1991 |
A chromophore in glutamate decarboxylase has been wrongly identified as PQQ.
Topics: Coenzymes; Glutamate Decarboxylase; PQQ Cofactor; Pyridoxal Phosphate; Quinolones; Spectrophotometry, Ultraviolet | 1991 |
Direct evidence of the Entner-Doudoroff pathway operating in the metabolism of D-glucosamine in bacteria.
Topics: Aldose-Ketose Isomerases; Bacteria; Calcium; Carbohydrate Epimerases; Enterobacter; Glucosamine; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Hydro-Lyases; PQQ Cofactor; Pseudomonas fluorescens; Quinolones; Rhizobium | 1991 |
Intestinal absorption and tissue distribution of [14C]pyrroloquinoline quinone in mice.
Topics: Administration, Oral; Animals; Carbon Radioisotopes; Coenzymes; Erythrocytes; Intestinal Absorption; Liver; Male; Mice; PQQ Cofactor; Pseudomonas; Quinolones; Radioisotope Dilution Technique; Skin; Tissue Distribution | 1991 |
Structure-function studies of substrate oxidation by bovine serum amine oxidase: relationship to cofactor structure and mechanism.
Topics: Amine Oxidase (Copper-Containing); Benzylamines; Binding Sites; Deuterium; Dihydroxyphenylalanine; Hydrolysis; Kinetics; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones; Structure-Activity Relationship; Substrate Specificity | 1991 |
The redox-cycling assay is not suited for the detection of pyrroloquinoline quinone in biological samples.
Topics: Animals; Coenzymes; False Positive Reactions; Food Analysis; Methods; Myocardium; Oxidation-Reduction; PQQ Cofactor; Quinolones; Swine; Yeasts | 1990 |
Reductive trapping of substrate to methylamine oxidase from Arthrobacter P1.
Topics: Arthrobacter; Benzylamines; Borohydrides; Carbon Radioisotopes; Chemical Phenomena; Chemistry; Dialysis; Enzyme Activation; Isotope Labeling; Kinetics; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; Phenylhydrazines; PQQ Cofactor; Quinolones; Spectrophotometry; Tritium | 1990 |
PQQ, an elusive coenzyme?
Topics: Animals; Colorimetry; Mammals; PQQ Cofactor; Quinolones | 1990 |
A general method for the transfer of plasmid-borne mutant alleles to the chromosome of Klebsiella pneumoniae using bacteriophage lambda: transfer of pqq genes.
Topics: Alleles; Bacteriophage lambda; Chromosomes, Bacterial; Coenzymes; DNA Transposable Elements; Klebsiella pneumoniae; Mutation; Plasmids; PQQ Cofactor; Quinolones; Restriction Mapping | 1990 |
The role of magnesium and calcium ions in the glucose dehydrogenase activity of Klebsiella pneumoniae NCTC 418.
Topics: Calcium; Carbohydrate Dehydrogenases; Culture Media; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Klebsiella pneumoniae; Magnesium; PQQ Cofactor; Quinolones | 1990 |
Pig kidney dopa decarboxylase. Structure and function.
Topics: Amino Acid Sequence; Animals; Aromatic-L-Amino-Acid Decarboxylases; Dopa Decarboxylase; Drosophila; Kidney; Molecular Sequence Data; PQQ Cofactor; Pyridoxal Phosphate; Quinolones; Sequence Homology, Nucleic Acid; Spectrophotometry; Swine | 1990 |
Redox-cycling is a property of PQQ but not of ascorbate.
Topics: Ascorbic Acid; Humans; Oxidation-Reduction; PQQ Cofactor; Quinolones | 1990 |
Amperometric electrochemical detection of pyrroloquinoline quinone in high-performance liquid chromatography.
Topics: Chromatography, High Pressure Liquid; Electrochemistry; Electrodes; Oxidation-Reduction; PQQ Cofactor; Quinolones | 1990 |
A novel combination of prosthetic groups in a fungal laccase; PQQ and two copper atoms.
Topics: Copper; Electron Spin Resonance Spectroscopy; Fungi; Laccase; Oxidoreductases; Oxygen; Phenols; PQQ Cofactor; Quinolones | 1990 |
PQQ in plants.
Topics: Amine Oxidase (Copper-Containing); Plants; PQQ Cofactor; Quinolones | 1990 |
Semiquinone radicals of methylamine dehydrogenase, methoxatin, and related o-quinones: a pulse radiolysis study.
Topics: Benzoquinones; Coenzymes; Free Radicals; Hydrogen-Ion Concentration; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Protein Conformation; Pulse Radiolysis; Quinolones; Quinones | 1990 |
Soybean lipoxygenase-1 is not a quinoprotein.
Topics: Coenzymes; Formazans; Glycine max; Hexanols; Lipoxygenase; Phenylhydrazines; PQQ Cofactor; Quinolones; Spectrophotometry | 1990 |
Soybean lipoxygenases-1, -2a, -2b and -2c do not contain PQQ.
Topics: Benzothiazoles; Benzylamines; Binding Sites; Coenzymes; Cyclohexylamines; Electron Spin Resonance Spectroscopy; Glycine max; Hydrazones; Isoenzymes; Lipoxygenase; Phenylhydrazines; PQQ Cofactor; Quinolones; Spectrophotometry, Ultraviolet; Thiazoles | 1990 |
New biological properties of pyrroloquinoline quinone and its related compounds: inhibition of chemiluminescence, lipid peroxidation and rat paw edema.
Topics: Animals; Brain; Carrageenan; Edema; Lipid Peroxidation; Luminescent Measurements; Male; Mice; Mice, Inbred ICR; N-Formylmethionine Leucyl-Phenylalanine; Peritoneal Cavity; PQQ Cofactor; Quinolones; Rats; Rats, Inbred Strains; Structure-Activity Relationship; Xanthine; Xanthine Oxidase; Xanthines; Zymosan | 1990 |
Lack of PQQ dependent glucose dehydrogenase apoenzyme in some Acinetobacter spp.
Topics: Acinetobacter; Coenzymes; DNA, Bacterial; Glucose; PQQ Cofactor; Quinolones | 1990 |
Extractions of pyrroloquinoline quinone from crude biological samples.
Topics: Brain Chemistry; Chromatography, High Pressure Liquid; Fluorescence; Humans; Liver; PQQ Cofactor; Quinolones; Solvents | 1990 |
Cloning of Klebsiella pneumoniae pqq genes and PQQ biosynthesis in Escherichia coli.
Topics: Cloning, Molecular; DNA; Escherichia coli; Klebsiella; PQQ Cofactor; Quinolones; Restriction Mapping; Transformation, Bacterial | 1990 |
Failure to verify the presence of pyrroloquinoline quinone (PQQ) in bovine plasma amine oxidase by gas chromatography/mass spectrometry.
Topics: Amine Oxidase (Copper-Containing); Animals; Cattle; Coenzymes; Electrophoresis, Disc; Gas Chromatography-Mass Spectrometry; Molecular Structure; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones | 1990 |
Isolation, preparation, and assay of pyrroloquinoline quinone.
Topics: Acinetobacter; Chromatography, High Pressure Liquid; Chromatography, Ion Exchange; Coenzymes; Indicators and Reagents; Molecular Structure; PQQ Cofactor; Pseudomonas; Pseudomonas aeruginosa; Quinolones | 1990 |
Protein lysine 6-oxidase (lysyl oxidase) cofactor: methoxatin (PQQ) or pyridoxal?
Topics: Amino Acid Oxidoreductases; Animals; Bone Development; Chick Embryo; Coenzymes; Collagen; Hydroxyproline; In Vitro Techniques; Liver; Liver Glycogen; PQQ Cofactor; Protein-Lysine 6-Oxidase; Pyridoxal; Pyridoxal Phosphate; Pyridoxine; Quinolones; Semicarbazides; Staining and Labeling | 1988 |
Acinetobacter calcoaceticus genes involved in biosynthesis of the coenzyme pyrrolo-quinoline-quinone: nucleotide sequence and expression in Escherichia coli K-12.
Topics: Acinetobacter; Amino Acid Sequence; Base Sequence; Coenzymes; DNA Transposable Elements; Genes; Genes, Bacterial; Genetic Complementation Test; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Molecular Sequence Data; PQQ Cofactor; Protein Biosynthesis; Quinolones; Restriction Mapping; Transcription, Genetic | 1989 |
Primary structure of a pyrroloquinoline quinone (PQQ) containing peptide isolated from porcine kidney diamine oxidase.
Topics: Amine Oxidase (Copper-Containing); Amino Acid Sequence; Animals; Coenzymes; Hydrolysis; Kidney; Molecular Sequence Data; Peptide Fragments; PQQ Cofactor; Quinolones; Swine; Trypsin | 1989 |
The separate roles of PQQ and apo-enzyme syntheses in the regulation of glucose dehydrogenase activity in Klebsiella pneumoniae NCTC 418.
Topics: Aerobiosis; Anaerobiosis; Apoenzymes; Apoproteins; Carbohydrate Dehydrogenases; Carbon Dioxide; Coenzymes; Gluconates; Glucose; Glucose Dehydrogenases; Klebsiella pneumoniae; Oxygen Consumption; PQQ Cofactor; Quinolones | 1989 |
On the biosynthesis of free and covalently bound PQQ. Glutamic acid decarboxylase from Escherichia coli is a pyridoxo-quinoprotein.
Topics: Chromatography, High Pressure Liquid; Coenzymes; Escherichia coli; Glutamate Decarboxylase; Macromolecular Substances; PQQ Cofactor; Pyridoxal Phosphate; Quinolones | 1989 |
Production of antibodies against the coenzyme pyrrolequinoline quinone.
Topics: Amine Oxidase (Copper-Containing); Antibodies; Antigens; Enzyme-Linked Immunosorbent Assay; Fabaceae; Hot Temperature; Immunoblotting; Oxidoreductases Acting on CH-NH Group Donors; Plants; Plants, Medicinal; PQQ Cofactor; Protein Denaturation; Quinolones | 1989 |
Pyrroloquinoline quinone as cofactor in galactose oxidase (EC 1.1.3.9).
Topics: Copper; Electron Spin Resonance Spectroscopy; Fungi; Galactose Oxidase; Hydrogen Peroxide; Kinetics; Molecular Structure; Oxidation-Reduction; Oxygen; PQQ Cofactor; Quinolones; Spectrophotometry | 1989 |
Factors relevant in the reaction of pyrroloquinoline quinone with amino acids. Analytical and mechanistic implications.
Topics: Amides; Amino Acids; Chemical Phenomena; Chemistry; Hydrolysis; Magnetic Resonance Spectroscopy; Molecular Structure; Oxazoles; Oxidation-Reduction; Oxygen Consumption; PQQ Cofactor; Quinolones; Spectrophotometry | 1989 |
Nephrotoxicity of pyrroloquinoline quinone in rats.
Topics: Animals; Creatinine; Kidney; Male; PQQ Cofactor; Quinolones; Rats; Rats, Inbred Strains | 1989 |
Factors relevant in bacterial pyrroloquinoline quinone production.
Topics: Alcohol Oxidoreductases; Amino Acids; Bacteria; Coenzymes; Culture Media; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; PQQ Cofactor; Quinolones | 1989 |
Preventive effects of pyrroloquinoline quinone on formation of cataract and decline of lenticular and hepatic glutathione of developing chick embryo after glucocorticoid treatment.
Topics: Animals; Cataract; Chick Embryo; Coenzymes; Glucocorticoids; Glutathione; Lens, Crystalline; Liver; PQQ Cofactor; Quinolones | 1989 |
Nutritional importance of pyrroloquinoline quinone.
Topics: Animals; Coenzymes; Collagen; Female; Growth Substances; Mice; Nutritional Physiological Phenomena; PQQ Cofactor; Quinolones; Skin | 1989 |
Selected papers from the 1st International Symposium on PQQ and Quinoproteins. Delft, The Nethlerlands, 5-7 September 1988.
Topics: Bacteria; Coenzymes; PQQ Cofactor; Quinolones | 1989 |
Mutants of Methylobacterium organophilum unable to synthesize PQQ.
Topics: Coenzymes; Methanol; Methylococcaceae; Mutation; Oxidoreductases Acting on CH-NH Group Donors; Phenotype; PQQ Cofactor; Quinolones; R Factors | 1989 |
Quinoprotein D-glucose dehydrogenases in Acinetobacter calcoaceticus LMD 79.41: purification and characterization of the membrane-bound enzyme distinct from the soluble enzyme.
Topics: Acinetobacter; Carbohydrate Dehydrogenases; Centrifugation, Density Gradient; Cross Reactions; Glucose Dehydrogenases; Hydrogen-Ion Concentration; Kinetics; Membrane Proteins; Molecular Weight; PQQ Cofactor; Quinolones; Solubility; Ubiquinone | 1989 |
Genes involved in the biosynthesis of PQQ from Acinetobacter calcoaceticus.
Topics: Acinetobacter; Cloning, Molecular; Coenzymes; Conjugation, Genetic; DNA, Bacterial; Escherichia coli; Genes, Bacterial; Mutation; Plasmids; PQQ Cofactor; Quinolones | 1989 |
PQQ: biosynthetic studies in Methylobacterium AM1 and Hyphomicrobium X using specific 13C labeling and NMR.
Topics: Amino Acids; Carbon Isotopes; Coenzymes; Enzyme Precursors; Ethanol; Magnetic Resonance Spectroscopy; Methanol; Methylococcaceae; Molecular Structure; PQQ Cofactor; Pseudomonas; Quinolones; Tyrosine | 1989 |
Reversible thermal inactivation of the quinoprotein glucose dehydrogenase from Acinetobacter calcoaceticus. Ca2+ ions are necessary for re-activation.
Topics: Acinetobacter; Apoenzymes; Calcium; Carbohydrate Dehydrogenases; Coenzymes; Enzyme Reactivators; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Hot Temperature; PQQ Cofactor; Quinolones | 1989 |
On the mechanism of inhibition of methanol dehydrogenase by cyclopropane-derived inhibitors.
Topics: Alcohol Oxidoreductases; Bacteria; Coenzymes; Copper; Cyclopropanes; Kinetics; Molecular Structure; PQQ Cofactor; Quinolones; Structure-Activity Relationship | 1989 |
Acid-promoted tautomeric lactonization and oxidation-reduction of pyrroloquinoline quinone (PQQ).
Topics: Chemical Phenomena; Chemistry; Coenzymes; Hydrolysis; Indicators and Reagents; Isomerism; Lactones; Mass Spectrometry; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinoxalines; Trifluoroacetic Acid | 1989 |
Spectral studies of bovine dopamine beta-hydroxylase. Absence of covalently bound pyrroloquinoline quinone.
Topics: Adrenal Medulla; Animals; Cattle; Dopamine beta-Hydroxylase; Magnetic Resonance Spectroscopy; Peptide Fragments; Phenylhydrazines; PQQ Cofactor; Protein Binding; Quinolones; Serine Endopeptidases; Spectrophotometry | 1989 |
Studies on the active site of pig plasma amine oxidase.
Topics: Amine Oxidase (Copper-Containing); Animals; Apoenzymes; Binding Sites; Coenzymes; Electron Spin Resonance Spectroscopy; Kinetics; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Pyridones; Quinolones; Spectrophotometry; Swine; Thiocyanates | 1989 |
Glucose dehydrogenase activity in Acinetobacter species.
Topics: Acinetobacter; Carbohydrates; Gluconates; Glucose; Guanosine Diphosphate; In Vitro Techniques; Oxidation-Reduction; PQQ Cofactor; Quinolones | 1989 |
Reaction of pyridoxamine-5-P with pyrroloquinoline quinone (coenzyme PQQ).
Topics: Animals; Benzylamines; Cetrimonium Compounds; Kinetics; Kynurenine; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Pyridoxamine; Quinolones; Swine | 1989 |
Effects of the yeast extract components pyrroloquinoline quinone and aspartic acid on vitamin B12 production in Klebsiella pneumoniae IFO 13541.
Topics: Acetobacter; Aspartic Acid; Chromatography, Gel; Klebsiella pneumoniae; PQQ Cofactor; Quinolones; Saccharomyces cerevisiae; Vitamin B 12 | 1989 |
Vicinal diamines as pyrroloquinoline quinone-directed irreversible inhibitors of lysyl oxidase.
Topics: Amino Acid Oxidoreductases; Animals; Cattle; Chick Embryo; Coenzymes; Diamines; Hydrogen-Ion Concentration; Kinetics; Magnetic Resonance Spectroscopy; Oxygen; PQQ Cofactor; Protein-Lysine 6-Oxidase; Quinolones; Spectrophotometry; Substrate Specificity | 1989 |
L-tyrosine is the precursor of PQQ biosynthesis in Hyphomicrobium X.
Topics: Amino Acids; Bacteria; Bacterial Proteins; Coenzymes; Magnetic Resonance Spectroscopy; Phenylalanine; PQQ Cofactor; Quinolones; Tyrosine | 1988 |
Evidence for PQQ as cofactor in 3,4-dihydroxyphenylalanine (dopa) decarboxylase of pig kidney.
Topics: Animals; Aromatic-L-Amino-Acid Decarboxylases; Chromatography, High Pressure Liquid; Dopa Decarboxylase; Kidney; Kinetics; PQQ Cofactor; Quinolones; Spectrophotometry; Swine | 1988 |
Quinone derivatives lower blood and liver acetaldehyde but not ethanol concentrations following ethanol loading to rats.
Topics: Acetaldehyde; Animals; Benzoquinones; Coenzymes; Ethanol; In Vitro Techniques; Liver; Male; PQQ Cofactor; Quinolones; Quinones; Rats; Rats, Inbred Strains; Ubiquinone | 1988 |
Mechanism of reaction of the copper amine oxidases.
Topics: Amine Oxidase (Copper-Containing); Animals; Binding Sites; Cattle; Coenzymes; In Vitro Techniques; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones; Schiff Bases | 1988 |
In vitro specificity of Cu-amine oxidase inhibitors.
Topics: Amine Oxidase (Copper-Containing); Animals; Humans; Hydrazines; In Vitro Techniques; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones; Structure-Activity Relationship; Substrate Specificity | 1988 |
Localization of a pyrroloquinoline quinone biosynthesis gene near the methanol dehydrogenase structural gene in Methylobacterium organophilum DSM 760.
Topics: Alcohol Oxidoreductases; Cloning, Molecular; DNA Transposable Elements; Genes; Genes, Bacterial; Methanol; Methylococcaceae; Mutation; PQQ Cofactor; Quinolones; R Factors; Restriction Mapping | 1988 |
Pyrroloquinoline quinone: excretion by methylotrophs and growth stimulation for microorganisms.
Topics: Acetobacter; Kinetics; PQQ Cofactor; Quinolones | 1988 |
A search for intermediates in the bacterial biosynthesis of PQQ.
Topics: Acinetobacter; Coenzymes; Euryarchaeota; Kinetics; Mutation; PQQ Cofactor; Pseudomonas; Quinolones; Species Specificity | 1988 |
Adduct formation of pyrroloquinoline quinone and amino acid.
Topics: Amino Acids; Chemical Phenomena; Chemistry; Coenzymes; Glucose Dehydrogenases; PQQ Cofactor; Quinolones; Schiff Bases; Serine; Spectrometry, Fluorescence; Spectrophotometry, Ultraviolet | 1988 |
Replacement of methoxatin by 4,7-phenanthroline-5,6-dione and the inability of other phenanthroline quinones, as well as 7,9-di-decarboxy methoxatin, to serve as cofactors for the methoxatin-requiring glucose dehydrogenase of Acinetobacter calcoaceticus.
Topics: Acinetobacter; Carbohydrate Dehydrogenases; Chemical Phenomena; Chemistry; Coenzymes; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Oxidation-Reduction; Phenanthrolines; PQQ Cofactor; Quinolines; Quinolones; Structure-Activity Relationship | 1985 |
Crystallization of a derivative of a new coenzyme, methoxatin.
Topics: Chemical Phenomena; Chemistry; Coenzymes; Crystallization; Dietary Proteins; Drug Stability; Hydrogen-Ion Concentration; Magnetic Resonance Spectroscopy; Methods; PQQ Cofactor; Proteins; Pseudomonas; Quinolines; Quinolones; X-Ray Diffraction | 1981 |
Further evidence that pyrroloquinoline quinone interacts with the N-methyl-D-aspartate receptor redox site in rat cortical neurons in vitro.
Topics: Animals; Cells, Cultured; Cerebral Cortex; Coenzymes; Dithionitrobenzoic Acid; Electric Conductivity; Embryo, Mammalian; Ethylmaleimide; Ion Channel Gating; Ion Channels; N-Methylaspartate; Neurons; Oxidation-Reduction; PQQ Cofactor; Quinolones; Rats; Receptors, N-Methyl-D-Aspartate | 1994 |
Generation mechanism and purification of an inactive form convertible in vivo to the active form of quinoprotein alcohol dehydrogenase in Gluconobacter suboxydans.
Topics: Acetobacteraceae; Aerobiosis; Alcohol Oxidoreductases; Carbonyl Cyanide m-Chlorophenyl Hydrazone; Cell Membrane; Coenzymes; Culture Media; Enzyme Activation; Ferricyanides; Glycerol; Heme; Hydrogen-Ion Concentration; Kanamycin; Methylphenazonium Methosulfate; Molecular Weight; Oxidation-Reduction; PQQ Cofactor; Protein Conformation; Quinolones; Sorbitol; Ubiquinone; Uncoupling Agents | 1995 |
Production and application of monoclonal antibodies specific to pyrroloquinoline quinone.
Topics: Animals; Antibodies, Monoclonal; Antibody Specificity; Coenzymes; Enzyme-Linked Immunosorbent Assay; Female; Hybridomas; Immunization; Immunoglobulin G; Mice; Mice, Inbred BALB C; PQQ Cofactor; Quinolones | 1995 |
Quinohaemoprotein ethanol dehydrogenase from Comamonas testosteroni. Purification, characterization, and reconstitution of the apoenzyme with pyrroloquinoline quinone analogues.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Apoenzymes; Electron Spin Resonance Spectroscopy; Gram-Negative Aerobic Bacteria; Molecular Sequence Data; PQQ Cofactor; Quinolones; Spectrophotometry, Ultraviolet | 1995 |
High performance liquid chromatographic separation and pH-dependent electrochemical properties of pyrroloquinoline quinone and three closely related isomeric analogues.
Topics: Chromatography, High Pressure Liquid; Coenzymes; Electrochemistry; Hydrogen-Ion Concentration; Isomerism; Molecular Structure; PQQ Cofactor; Quinolones; Spectrophotometry | 1995 |
Characterization of the interaction between PQQ and heme c in the quinohemoprotein ethanol dehydrogenase from Comamonas testosteroni.
Topics: Alcohol Oxidoreductases; Apoenzymes; Coenzymes; Gram-Negative Aerobic Bacteria; Heme; Kinetics; Magnetic Resonance Spectroscopy; Oxidation-Reduction; PQQ Cofactor; Protein Binding; Protein Conformation; Quinolones; Spectrophotometry; Spectrum Analysis, Raman | 1995 |
Synthesis of pyrroloquinoline quinone in vivo and in vitro and detection of an intermediate in the biosynthetic pathway.
Topics: Aerobiosis; Anaerobiosis; Bacterial Proteins; Coenzymes; Escherichia coli; Genes, Bacterial; Genetic Complementation Test; Glucose Dehydrogenases; Klebsiella pneumoniae; Mutation; Operon; PQQ Cofactor; Quinolones; Recombinant Fusion Proteins; Subcellular Fractions | 1995 |
Aspects of the release of superoxide by leukocytes, and a means by which this is switched off.
Topics: Chromatography, High Pressure Liquid; Granulocytes; Leukocytes; Onium Compounds; Phenylenediamines; PQQ Cofactor; Quinolones; Superoxides | 1994 |
Pyrroloquinoline quinone (PQQ) inhibits the expression of tyrosinase mRNA by alpha-melanocyte stimulating hormone in murine B16 melanoma cells.
Topics: alpha-MSH; Animals; Base Sequence; Coenzymes; Cyclic AMP; Drug Interactions; Kinetics; Melanins; Melanoma, Experimental; Mice; Molecular Sequence Data; Monophenol Monooxygenase; Polymerase Chain Reaction; PQQ Cofactor; Quinolones; RNA, Messenger; Transcription, Genetic; Tumor Cells, Cultured | 1995 |
Three distinct quinoprotein alcohol dehydrogenases are expressed when Pseudomonas putida is grown on different alcohols.
Topics: 1-Butanol; Alcohol Dehydrogenase; Alcohols; Butanols; Cross Reactions; Ethanol; Gene Expression; Immunoblotting; PQQ Cofactor; Propylene Glycol; Propylene Glycols; Pseudomonas putida; Quinolones; Species Specificity; Spectrophotometry; Substrate Specificity | 1995 |
Levels of pyrroloquinoline quinone in various foods.
Topics: Coenzymes; Food Analysis; Gas Chromatography-Mass Spectrometry; Humans; PQQ Cofactor; Quinolones; Reference Standards | 1995 |
The refined structure of the quinoprotein methanol dehydrogenase from Methylobacterium extorquens at 1.94 A.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Binding Sites; Calcium; Coenzymes; Computer Graphics; Crystallography, X-Ray; Gram-Negative Aerobic Bacteria; Models, Molecular; Molecular Sequence Data; Molecular Structure; PQQ Cofactor; Protein Conformation; Quinolones | 1995 |
The role of the novel disulphide ring in the active site of the quinoprotein methanol dehydrogenase from Methylobacterium extorquens.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Bacterial Proteins; Binding Sites; Calcium; Cysteine; Cytochrome c Group; Disulfides; Electron Transport; Gram-Negative Aerobic Bacteria; Hydroquinones; Molecular Sequence Data; Oxidation-Reduction; PQQ Cofactor; Quinolones | 1995 |
Stimulation of nerve growth factor production by pyrroloquinoline quinone and its derivatives in vitro and in vivo.
Topics: Animals; Brain; Cell Line; Male; Nerve Growth Factors; Oxazoles; PQQ Cofactor; Quinolines; Quinolones; Rats; Rats, Wistar | 1993 |
The structure of the quinoprotein alcohol dehydrogenase of Acetobacter aceti modelled on that of methanol dehydrogenase from Methylobacterium extorquens.
Topics: Acetobacter; Alcohol Dehydrogenase; Alcohol Oxidoreductases; Amino Acid Sequence; Binding Sites; Consensus Sequence; Gram-Negative Aerobic Bacteria; Models, Molecular; Molecular Sequence Data; PQQ Cofactor; Protein Structure, Tertiary; Quinolones; Sequence Alignment; Sequence Homology, Amino Acid | 1995 |
Elucidation of the region responsible for EDTA tolerance in PQQ glucose dehydrogenases by constructing Escherichia coli and Acinetobacter calcoaceticus chimeric enzymes.
Topics: Acinetobacter calcoaceticus; Amino Acid Sequence; Base Sequence; DNA Primers; Drug Tolerance; Edetic Acid; Escherichia coli; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Isoenzymes; Molecular Sequence Data; Plasmids; PQQ Cofactor; Quinolones; Recombinant Fusion Proteins; Restriction Mapping; Sequence Homology, Amino Acid | 1995 |
The putative essential nutrient pyrroloquinoline quinone is neuroprotective in a rodent model of hypoxic/ischemic brain injury.
Topics: Animals; Brain; Brain Ischemia; Cerebral Infarction; Coenzymes; Dose-Response Relationship, Drug; Electroencephalography; Free Radical Scavengers; Hypoxia, Brain; PQQ Cofactor; Quinolones; Rats | 1994 |
DT-diaphorase. Redox potential, steady-state, and rapid reaction studies.
Topics: Flavin-Adenine Dinucleotide; Kinetics; NAD; NAD(P)H Dehydrogenase (Quinone); NADP; Oxidation-Reduction; Photochemistry; PQQ Cofactor; Quinolones | 1995 |
Participation of aspartic acid and pyrroloquinoline quinone in vitamin B12 production in Klebsiella pneumoniae IFO 13541.
Topics: Alanine; Amino Acids; Aspartic Acid; Culture Media; Glutamates; Glutamic Acid; Klebsiella pneumoniae; Oxidoreductases; PQQ Cofactor; Quinolones; Valine; Vitamin B 12 | 1993 |
Biotin production by bifidobacteria.
Topics: Bifidobacterium; Biotin; Carbon; Culture Media; Glucose; Oligosaccharides; PQQ Cofactor; Quinolones; Vitamin B 12 | 1994 |
Methoxatin (PQQ) in guinea-pig neutrophils.
Topics: Animals; Biphenyl Compounds; Chromatography, High Pressure Liquid; Coenzymes; Guinea Pigs; In Vitro Techniques; Neutrophils; Onium Compounds; Phenylenediamines; PQQ Cofactor; Quinolones; Respiratory Burst; Superoxides; Tetradecanoylphorbol Acetate; Tritium | 1994 |
Transcriptional analysis of pqqD and study of the regulation of pyrroloquinoline quinone biosynthesis in Methylobacterium extorquens AM1.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Bacterial Proteins; Base Sequence; Catechol 2,3-Dioxygenase; Coenzymes; Dioxygenases; Gene Expression Regulation, Bacterial; Gram-Negative Aerobic Bacteria; Methanol; Molecular Sequence Data; Mutagenesis, Insertional; Oxygenases; PQQ Cofactor; Quinolones; Recombinant Fusion Proteins; Transcription, Genetic | 1995 |
Excitatory amino acids in neurologic disorders.
Topics: Animals; Cerebrovascular Disorders; PQQ Cofactor; Quinolones | 1994 |
X-ray structure of PQQ-dependent methanol dehydrogenase.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Binding Sites; Gram-Negative Aerobic Bacteria; Macromolecular Substances; Models, Molecular; PQQ Cofactor; Protein Folding; Protein Structure, Secondary; Quinolones; X-Ray Diffraction | 1994 |
Conversion of acetyl-coenzyme A into 3-hydroxy-3-methylglutaryl-coenzyme A in radish seedlings. Evidence of a single monomeric protein catalyzing a FeII/quinone-stimulated double condensation reaction.
Topics: Acetyl Coenzyme A; Acyl Coenzyme A; Benzoquinones; Cell Membrane; Edetic Acid; Ferrous Compounds; Kinetics; Plants; PQQ Cofactor; Quinolones | 1994 |
Isolation, phenotypic characterization, and complementation analysis of mutants of Methylobacterium extorquens AM1 unable to synthesize pyrroloquinoline quinone and sequences of pqqD, pqqG, and pqqC.
Topics: Amino Acid Sequence; Base Sequence; Genes, Bacterial; Genetic Complementation Test; Gram-Negative Aerobic Bacteria; Molecular Sequence Data; Mutation; Phenotype; PQQ Cofactor; Quinolones; Sequence Homology, Amino Acid | 1994 |
Dietary pyrroloquinoline quinone: growth and immune response in BALB/c mice.
Topics: Animals; Animals, Newborn; Diet; Female; Fertility; Fetus; Growth; Immune System; Immunoglobulins; Interleukin-1; Interleukin-2; Litter Size; Lymphocyte Activation; Mice; Mice, Inbred BALB C; Organ Size; PQQ Cofactor; Pregnancy; Quinolones; Spleen | 1994 |
New unified nomenclature for genes involved in the oxidation of methanol in gram-negative bacteria.
Topics: Genes, Bacterial; Genetic Linkage; Gram-Negative Bacteria; Methanol; Oxidation-Reduction; PQQ Cofactor; Quinolones; Terminology as Topic | 1994 |
Characterization of the glycine-dependent redox-cycling activity in animal fluids and tissues using specific inhibitors and activators: evidence for presence of PQQ.
Topics: Animals; Body Fluids; Cations; Glycine; Metals; Milk; Oxidation-Reduction; PQQ Cofactor; Quinolones; Subcellular Fractions | 1993 |
Adaptation of Escherichia coli to the uncoupler of oxidative phosphorylation 2,4-dinitrophenol.
Topics: 2,4-Dinitrophenol; Acclimatization; Bacterial Proteins; Coenzymes; Dinitrophenols; Enzymes; Escherichia coli; Genes, Bacterial; Kinetics; Methionine; PQQ Cofactor; Quinolones; Sulfur Radioisotopes; Uncoupling Agents | 1993 |
The active site structure of the calcium-containing quinoprotein methanol dehydrogenase.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Bacterial Proteins; Binding Sites; Calcium-Binding Proteins; Crystallography, X-Ray; Gram-Negative Bacteria; Hydrogen Bonding; Models, Molecular; Molecular Sequence Data; PQQ Cofactor; Protein Structure, Tertiary; Quinolones | 1993 |
Separation of amino acid-oxazole derivatives of the redox coenzyme pyrroloquinoline quinone by capillary zone electrophoresis.
Topics: Amino Acids; Animals; Cattle; Coenzymes; Electrophoresis; Oxazoles; Oxidation-Reduction; PQQ Cofactor; Quinolones | 1993 |
Characterization of two phosphate transport systems in Acinetobacter johnsonii 210A.
Topics: Acinetobacter; Aerobiosis; Alkaline Phosphatase; Anaerobiosis; Biological Transport, Active; Carrier Proteins; Dicyclohexylcarbodiimide; Glucose; Membrane Proteins; Osmotic Fragility; Phosphates; Polyphosphates; PQQ Cofactor; Proton-Translocating ATPases; Quinolones | 1993 |
Preventive effect of pyrroloquinoline quinone (PQQ) on biliverdin accumulation of the liver of chick embryo after glucocorticoid administration.
Topics: Animals; Biliverdine; Chick Embryo; Coenzymes; Gallbladder; Glutathione; Hydrocortisone; Liver; PQQ Cofactor; Quinolones | 1993 |
PQQ and electron transport in mammalian systems.
Topics: Animals; Coenzymes; Electron Transport; Mammals; PQQ Cofactor; Quinolones | 1993 |
Energy conservation by pyrroloquinoline quinol-linked xylose oxidation in Pseudomonas putida NCTC 10936 during carbon-limited growth in chemostat culture.
Topics: Bacterial Proteins; Carbon; Culture Media; Glucose; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Lactates; Lactic Acid; Oxidation-Reduction; PQQ Cofactor; Pseudomonas putida; Quinolones; Xylose | 1993 |
A new kinetic model for the steady-state reactions of the quinoprotein methanol dehydrogenase from Paracoccus denitrificans.
Topics: Alcohol Oxidoreductases; Coenzymes; Kinetics; Mathematics; Models, Theoretical; Paracoccus denitrificans; Potassium Cyanide; PQQ Cofactor; Quinolones; Substrate Specificity | 1993 |
Failure to verify high levels of pyrroloquinoline quinone in eggs and skim milk.
Topics: Animals; Coenzymes; Eggs; Gas Chromatography-Mass Spectrometry; Milk; Poultry; PQQ Cofactor; Quinolones | 1993 |
Pyrroloquinoline quinone acts with flavin reductase to reduce ferryl myoglobin in vitro and protects isolated heart from re-oxygenation injury.
Topics: Animals; Coenzymes; Cross Reactions; Erythrocytes; FMN Reductase; Horses; In Vitro Techniques; Metmyoglobin; Myocardial Reperfusion Injury; NADH, NADPH Oxidoreductases; Oxidation-Reduction; PQQ Cofactor; Quinolones; Rabbits; Rats | 1993 |
Effects of pyrroloquinoline quinone (PQQ) and PQQ-oxazole on DNA synthesis of cultured human fibroblasts.
Topics: Adult; Cell Line; Coenzymes; DNA; DNA Replication; Dose-Response Relationship, Drug; Fibroblasts; Humans; Male; Oxazoles; PQQ Cofactor; Quinolines; Quinolones; Thymidine | 1993 |
Monoclonal antibody recognizes different quinone moieties in enzymes.
Topics: Amine Oxidase (Copper-Containing); Animals; Antibodies, Monoclonal; Antibody Affinity; Binding Sites; Cattle; Coenzymes; Fabaceae; Mice; Mice, Inbred BALB C; Oxidoreductases Acting on CH-NH Group Donors; Plants, Medicinal; PQQ Cofactor; Quinolones | 1993 |
Stimulation of nerve growth factor synthesis/secretion in mouse astroglial cells by coenzymes.
Topics: 3T3 Cells; Animals; Astrocytes; Cell Survival; Cells, Cultured; Coenzymes; Dihydroxyphenylalanine; Mice; Mice, Inbred BALB C; Nerve Growth Factors; Oxidation-Reduction; PQQ Cofactor; Quinolones; Thioctic Acid | 1993 |
Isolation of active site peptides of lysyl oxidase.
Topics: Amino Acid Sequence; Animals; Aorta; Binding Sites; Cattle; Chromatography; Chromatography, Gel; Chromatography, High Pressure Liquid; Chromatography, Ion Exchange; Coenzymes; Durapatite; Molecular Sequence Data; Muscle, Smooth, Vascular; Peptide Fragments; Peptide Mapping; PQQ Cofactor; Protein-Lysine 6-Oxidase; Pyridoxal Phosphate; Quinolones | 1995 |
Redox-cycling detection of dialyzable pyrroloquinoline quinone and quinoproteins.
Topics: Amine Oxidase (Copper-Containing); Animals; Blood Proteins; Cattle; Dopamine beta-Hydroxylase; Electrophoresis, Polyacrylamide Gel; Female; Formazans; Indicators and Reagents; Kinetics; Milk Proteins; Molecular Weight; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Proteins; Quinolones; Quinones; Structure-Activity Relationship; Swine | 1995 |
X-ray studies of quinoproteins.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Binding Sites; Crystallization; Crystallography, X-Ray; Euryarchaeota; Galactose Oxidase; Indolequinones; Macromolecular Substances; Models, Molecular; Molecular Sequence Data; Neuraminidase; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; Paracoccus denitrificans; PQQ Cofactor; Protein Conformation; Protein Folding; Protein Structure, Secondary; Quinolones; Quinones; Thiobacillus; Tryptophan | 1995 |
Genetics of bacterial quinoproteins.
Topics: Alcohol Dehydrogenase; Alcohol Oxidoreductases; Bacteria; Bacterial Proteins; Cloning, Molecular; Gene Expression; Genes, Bacterial; Genetic Complementation Test; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Indolequinones; Mutagenesis; Oligonucleotide Probes; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Quinolones; Quinones; Recombinant Proteins; Species Specificity; Tryptophan | 1995 |
Biogenesis of pyrroloquinoline quinone from 3C-labeled tyrosine.
Topics: Carbon Isotopes; Chromatography, High Pressure Liquid; Euryarchaeota; Indicators and Reagents; Isotope Labeling; Molecular Structure; PQQ Cofactor; Quinolones; Tyrosine | 1995 |
X-ray crystallographic studies of cofactors in galactose oxidase.
Topics: Amino Acid Sequence; Binding Sites; Cloning, Molecular; Coenzymes; Copper; Crystallization; Crystallography, X-Ray; Galactose Oxidase; Genomic Library; Indicators and Reagents; Mitosporic Fungi; Models, Molecular; Molecular Conformation; Molecular Sequence Data; PQQ Cofactor; Protein Structure, Secondary; Quinolones; Recombinant Proteins; Reproducibility of Results | 1995 |
Tn5-directed cloning of pqq genes from Pseudomonas fluorescens CHA0: mutational inactivation of the genes results in overproduction of the antibiotic pyoluteorin.
Topics: Amino Acid Sequence; Anti-Bacterial Agents; Base Sequence; Chromosome Mapping; Cloning, Molecular; DNA Transposable Elements; DNA, Bacterial; Ethanol; Genes, Bacterial; Glucose; Molecular Sequence Data; Mutation; Phenols; PQQ Cofactor; Pseudomonas fluorescens; Pyrroles; Quinolones; Sequence Homology, Amino Acid | 1995 |
Structure of the quinoprotein glucose dehydrogenase of Escherichia coli modelled on that of methanol dehydrogenase from Methylobacterium extorquens.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Binding Sites; Consensus Sequence; Escherichia coli; Glucose Dehydrogenases; Gram-Negative Aerobic Bacteria; Models, Molecular; Molecular Sequence Data; PQQ Cofactor; Quinolones | 1995 |
Pyrroloquinoline quinone, a chemotactic attractant for Escherichia coli.
Topics: Bacterial Proteins; Chemoreceptor Cells; Chemotactic Factors; Chemotaxis; Coenzymes; Drug Interactions; Escherichia coli; Escherichia coli Proteins; Glucose; Glucose Dehydrogenases; Membrane Proteins; Mutation; Phosphoenolpyruvate Sugar Phosphotransferase System; Phosphotransferases (Nitrogenous Group Acceptor); PQQ Cofactor; Quinolones; Receptors, Cell Surface; Signal Transduction | 1996 |
Characterization and nucleotide sequence of pqqE and pqqF in Methylobacterium extorquens AM1.
Topics: Amino Acid Sequence; Bacterial Proteins; Base Sequence; DNA, Bacterial; Endopeptidases; Gene Expression Regulation, Bacterial; Genetic Complementation Test; Gram-Negative Aerobic Bacteria; Molecular Sequence Data; Phylogeny; PQQ Cofactor; Quinolones; Sequence Homology, Amino Acid | 1996 |
The catalysis of redox cycling by pyrroloquinoline quinone (PQQ), PQQ derivatives, and isomers and the specificity of inhibitors.
Topics: Animals; Catalysis; Coenzymes; In Vitro Techniques; Isomerism; Oxidation-Reduction; PQQ Cofactor; Quinolones; Rats; Structure-Activity Relationship | 1996 |
Identification and characterization of the pqqDGC gene cluster involved in pyrroloquinoline quinone production in an obligate methylotroph Methylobacillus flagellatum.
Topics: Amino Acid Sequence; Bacterial Proteins; Chromosome Mapping; Cloning, Molecular; Genes, Bacterial; Gram-Negative Aerobic Bacteria; Molecular Sequence Data; Multigene Family; Mutagenesis; Plasmids; PQQ Cofactor; Quinolones | 1996 |
Synthesis and aldose reductase-inhibitory activity of imidazopyrroloquinoline esters.
Topics: Aldehyde Reductase; Animals; Chemotactic Factors; Dogs; Enzyme Inhibitors; Erythrocytes; Humans; In Vitro Techniques; Kidney; Kinetics; Lens, Crystalline; Male; PQQ Cofactor; Quinolines; Quinolones; Rabbits; Rats; Rats, Wistar; Sorbitol; Structure-Activity Relationship | 1996 |
Characterization of a novel methanol dehydrogenase containing a Ba2+ ion at the active site.
Topics: Alcohol Oxidoreductases; Ammonium Chloride; Barium; Binding Sites; Calcium; Euryarchaeota; Kinetics; Models, Molecular; Oxidation-Reduction; PQQ Cofactor; Quinolones; Spectrophotometry; Strontium | 1996 |
NADH-mediated DNA damage induced by a new coenzyme, pyrroloquinoline quinone, in the presence of copper(II) ion.
Topics: Base Sequence; Catalase; Coenzymes; Copper; DNA; DNA Damage; Electron Spin Resonance Spectroscopy; Free Radicals; Genes, p53; Genes, ras; Humans; Indicators and Reagents; Molecular Sequence Data; NAD; Phenanthrolines; PQQ Cofactor; Quinolones; Spectrophotometry; Superoxides | 1996 |
Cyclooxygenase induction is essential for NGF synthesis enhancement by NGF inducers in L-M cells.
Topics: Animals; Antioxidants; Arachidonic Acid; Catechols; Cell Line; Cells, Cultured; Coenzymes; Diterpenes; Enzyme Induction; Fibroblasts; Irritants; Mice; Nerve Growth Factors; PQQ Cofactor; Prostaglandin-Endoperoxide Synthases; Quinolones; Structure-Activity Relationship | 1996 |
Increased production of recombinant pyrroloquinoline quinone (PQQ) glucose dehydrogenase by metabolically engineered Escherichia coli strain capable of PQQ biosynthesis.
Topics: Acinetobacter calcoaceticus; Enzyme Stability; Escherichia coli; Glucose Dehydrogenases; PQQ Cofactor; Quinolones; Recombinant Proteins | 1996 |
Tryptophan-derived cofactors functioning in oxidoreductases.
Topics: Coenzymes; Dihydroxyphenylalanine; Indolequinones; Molecular Structure; Oxidoreductases; Paracoccus denitrificans; PQQ Cofactor; Quinolones; Quinones; Tryptophan | 1996 |
Sequence analysis of pqq genes required for biosynthesis of pyrroloquinoline quinone in Methylobacterium extorquens AM1 and the purification of a biosynthetic intermediate.
Topics: Amino Acid Sequence; Bacterial Proteins; Endopeptidases; Escherichia coli; Genes, Bacterial; Genetic Complementation Test; Gram-Negative Aerobic Bacteria; Molecular Sequence Data; Mutation; NAD; Oxygen; PQQ Cofactor; Quinolones; Restriction Mapping; Sequence Analysis, DNA; Sequence Homology, Amino Acid | 1997 |
Inhibition of redox cycling of methoxatin (PQQ), and of superoxide release by phagocytic white cells.
Topics: Amines; Animals; Biphenyl Compounds; Coenzymes; Free Radicals; Guinea Pigs; Humans; In Vitro Techniques; Onium Compounds; Oxidation-Reduction; Phagocytes; PQQ Cofactor; Quinolones; Respiratory Burst; Superoxides | 1995 |
Sequence and functional analysis of an Escherichia coli DNA fragment able to complement pqqE and pqqF mutants from Methylobacterium organophilum.
Topics: Amino Acid Sequence; Bacterial Proteins; Base Sequence; Chromosome Mapping; Chromosomes, Bacterial; Coenzymes; DNA, Bacterial; Endopeptidases; Escherichia coli; Genetic Complementation Test; Gram-Negative Aerobic Bacteria; Humans; Molecular Sequence Data; Mutagenesis, Insertional; Open Reading Frames; Phenotype; PQQ Cofactor; Quinolones; Sequence Analysis, DNA; Sequence Homology, Amino Acid | 1996 |
Synthesis of monoesters of pyrroloquinoline quinone and imidazopyrroloquinoline, and radical scavenging activities using electron spin resonance in vitro and pharmacological activity in vivo.
Topics: Administration, Oral; Animals; Biological Assay; Carbon Tetrachloride; Cataract; Chemical and Drug Induced Liver Injury; Chick Embryo; Coenzymes; Electron Spin Resonance Spectroscopy; Esters; Free Radical Scavengers; Free Radicals; Hydroxyl Radical; Injections, Intraperitoneal; Liver; Liver Diseases; Male; Mice; Mice, Inbred ICR; PQQ Cofactor; Quinolones; Quinones; Rats; Rats, Sprague-Dawley; Reactive Oxygen Species; Superoxides | 1997 |
Effects of pyrroloquinoline quinone on glutamate-induced production of reactive oxygen species in neurons.
Topics: Animals; Cells, Cultured; Excitatory Amino Acid Antagonists; Free Radical Scavengers; Glutamic Acid; Hydrogen Peroxide; Microscopy, Fluorescence; Neurons; Neuroprotective Agents; Oxidants; Oxidation-Reduction; PQQ Cofactor; Quinolones; Rats; Rats, Sprague-Dawley; Reactive Oxygen Species; Receptors, N-Methyl-D-Aspartate | 1997 |
Production, assay, and occurrence of pyrroloquinoline quinone.
Topics: Animals; Bacteria; Chromatography; Coenzymes; Fermentation; Plants; PQQ Cofactor; Quinolones; Quinones; Vitamins | 1997 |
Amine-oxidizing quinoproteins.
Topics: Amino Acid Sequence; Coenzymes; Copper; Diabetes Mellitus; Dihydroxyphenylalanine; Electron Spin Resonance Spectroscopy; Enzyme Inhibitors; Heart Failure; Humans; Indolequinones; Liver Cirrhosis; Lysine; Menkes Kinky Hair Syndrome; Metalloproteins; Mixed Function Oxygenases; Models, Molecular; Molecular Sequence Data; Oxidation-Reduction; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Protein-Lysine 6-Oxidase; Quinolones; Quinones; Semicarbazides; Sequence Homology, Amino Acid; Spectrum Analysis, Raman; Stereoisomerism; Substrate Specificity; Tryptophan | 1997 |
Gas chromatographic-mass spectrometric analysis of pyrroloquinoline quinone.
Topics: Animals; Food Analysis; Gas Chromatography-Mass Spectrometry; Humans; PQQ Cofactor; Quinolones; Quinones; Tissue Distribution | 1997 |
Monoclonal antibodies specific to pyrroloquinoline quinone.
Topics: Antibodies, Monoclonal; Antibody Specificity; Coenzymes; Enzyme-Linked Immunosorbent Assay; Food Analysis; Hemocyanins; Hybridomas; Immunoglobulin Isotypes; PQQ Cofactor; Quinolones; Quinones | 1997 |
The effects of pyrroloquinoline quinone on heme-regulated eIF-2alpha kinase and eIF-2B activities in eukaryotic protein synthesis.
Topics: Animals; Cell-Free System; CHO Cells; Coenzymes; Cricetinae; eIF-2 Kinase; Enzyme Activation; Guanine Nucleotide Exchange Factors; Guanosine Diphosphate; Hemin; Kinetics; Leucine; Phosphorylation; PQQ Cofactor; Protein Biosynthesis; Protein Synthesis Inhibitors; Proteins; Quinolones; Quinones; Rabbits; Reticulocytes | 1997 |
Ca2+ and its substitutes have two different binding sites and roles in soluble, quinoprotein (pyrroloquinoline-quinone-containing) glucose dehydrogenase.
Topics: Acinetobacter calcoaceticus; Apoenzymes; Binding Sites; Calcium; Cations, Divalent; Chromatography, Gel; Coenzymes; Dimerization; Enzyme Activation; Glucose Dehydrogenases; PQQ Cofactor; Quinolones; Quinones; Spectrophotometry; Thermodynamics | 1997 |
Conformation of coenzyme pyrroloquinoline quinone and role of Ca2+ in the catalytic mechanism of quinoprotein methanol dehydrogenase.
Topics: Alcohol Oxidoreductases; Calcium; Catalysis; Computer Simulation; Methanol; Methylococcaceae; Models, Chemical; Molecular Conformation; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones | 1997 |
Cloning and expression of a gene cluster encoding three subunits of membrane-bound gluconate dehydrogenase from Erwinia cypripedii ATCC 29267 in Escherichia coli.
Topics: Amino Acid Sequence; Apoenzymes; Base Sequence; Carbohydrate Dehydrogenases; Cloning, Molecular; Erwinia; Escherichia coli; Genes, Bacterial; Gluconates; Glucose; Membrane Proteins; Molecular Sequence Data; Multigene Family; PQQ Cofactor; Quinolones; Quinones; Restriction Mapping; Sequence Analysis, DNA; Sequence Homology, Amino Acid | 1997 |
Escherichia coli is unable to produce pyrroloquinoline quinone (PQQ).
Topics: Apoenzymes; Biological Transport, Active; Coenzymes; Escherichia coli; Gene Deletion; Genes, Bacterial; Gluconates; Glucose; Glucose Dehydrogenases; Mutation; Oxidation-Reduction; Phenotype; PQQ Cofactor; Quinolones; Quinones | 1997 |
Degradation of tetrahydrofurfuryl alcohol by Ralstonia eutropha is initiated by an inducible pyrroloquinoline quinone-dependent alcohol dehydrogenase.
Topics: Alcaligenes; Alcohol Dehydrogenase; Amino Acid Sequence; Biodegradation, Environmental; Enzyme Induction; Furans; Gram-Negative Aerobic Bacteria; Isoelectric Point; Molecular Sequence Data; Molecular Weight; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones; Sequence Homology, Amino Acid; Substrate Specificity | 1997 |
Assembling and evaluation of new dehydrogenase enzyme electrode probes obtained by electropolymerization of aminobenzine isomers and PQQ on gold, platinum and carbon electrodes.
Topics: Aminobiphenyl Compounds; Biosensing Techniques; Carbon; Coenzymes; Electrochemistry; Enzyme Stability; Evaluation Studies as Topic; Gold; NAD; Oxidoreductases; Phenylenediamines; Platinum; Polymers; PQQ Cofactor; Quinolones; Quinones | 1997 |
pqqA is not required for biosynthesis of pyrroloquinoline quinone in Methylobacterium extorquens AM1.
Topics: Amino Acid Sequence; Bacterial Proteins; Base Sequence; Chemotactic Factors; Gene Deletion; Genes, Bacterial; Genetic Complementation Test; Gram-Negative Aerobic Rods and Cocci; Methanol; Mutagenesis, Insertional; PQQ Cofactor; Quinolones; Quinones; Recombination, Genetic; Restriction Mapping; Sequence Alignment | 1998 |
Catecholamine detection using enzymatic amplification.
Topics: Biosensing Techniques; Catecholamines; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Laccase; Monophenol Monooxygenase; Oxidoreductases; PQQ Cofactor; Quinolones; Quinones | 1997 |
Expression of genes from Rahnella aquatilis that are necessary for mineral phosphate solubilization in Escherichia coli.
Topics: Chemotactic Factors; Cloning, Molecular; DNA, Bacterial; Durapatite; Enterobacteriaceae; Escherichia coli; Gene Expression Regulation, Bacterial; Genes, Bacterial; Gluconates; Minerals; Molecular Sequence Data; Open Reading Frames; Phenotype; Phosphates; PQQ Cofactor; Quinolones; Quinones; Sequence Analysis, DNA; Sequence Homology, Amino Acid; Solubility | 1998 |
Model studies on calcium-containing quinoprotein alcohol dehydrogenases. Catalytic role of Ca2+ for the oxidation of alcohols by coenzyme PQQ (4,5-dihydro-4,5-dioxo-1H-pyrrolo[2,3-f]quinoline-2, 7,9-tricarboxylic acid).
Topics: 2-Propanol; Alcohol Oxidoreductases; Alcohols; Calcium; Catalysis; Coenzymes; Ethanol; Metals; Methanol; Models, Chemical; Models, Molecular; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones | 1998 |
Reconstitution of membrane-integrated quinoprotein glucose dehydrogenase apoenzyme with PQQ and the holoenzyme's mechanism of action.
Topics: Animals; Apoenzymes; Bacterial Outer Membrane Proteins; Binding Sites; Cattle; Coenzymes; Glucose; Glucose Dehydrogenases; Kinetics; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones; Recombinant Proteins | 1998 |
Site-directed mutagenesis of the quinoprotein glucose dehydrogenase of Escherichia coli; the role of His262 in PQQ binding and determination of substrate specificity.
Topics: Binding Sites; Coenzymes; Escherichia coli; Glucose Dehydrogenases; Histidine; Models, Molecular; Molecular Conformation; Mutagenesis, Site-Directed; PQQ Cofactor; Protein Conformation; Quinolones; Quinones; Recombinant Proteins; Substrate Specificity | 1998 |
Detailed active site configuration of a new crystal form of methanol dehydrogenase from Methylophilus W3A1 at 1.9 A resolution.
Topics: Alcohol Oxidoreductases; Binding Sites; Computer Simulation; Crystallography, X-Ray; Dimerization; Macromolecular Substances; Methanococcaceae; Models, Molecular; Molecular Conformation; Oxidation-Reduction; PQQ Cofactor; Protein Conformation; Protein Structure, Secondary; Quinolones; Quinones | 1999 |
Characterization of the membrane quinoprotein glucose dehydrogenase from Escherichia coli and characterization of a site-directed mutant in which histidine-262 has been changed to tyrosine.
Topics: Amino Acid Substitution; Apoenzymes; Binding Sites; Cell Membrane; Electron Transport; Escherichia coli; Glucose Dehydrogenases; Hexoses; Histidine; Hydrogen-Ion Concentration; Kinetics; Magnesium; Mutagenesis, Site-Directed; Oxidation-Reduction; Oxygen; Pentoses; PQQ Cofactor; Quinolones; Quinones; Recombinant Proteins; Substrate Specificity; Tyrosine | 1999 |
Role of calcium in the reaction between pyrroloquinoline quinone and pyridine nucleotides monomers and dimers.
Topics: Calcium; Dimerization; Fluorescence; Nucleotides; Oxidation-Reduction; PQQ Cofactor; Pyridines; Quinolones; Quinones | 1999 |
Crystallization and preliminary diffraction studies of two quinoprotein alcohol dehydrogenases (ADHs): a soluble monomeric ADH from Pseudomonas putida HK5 (ADH-IIB) and a heterotrimeric membrane-bound ADH from Gluconobacter suboxydans (ADH-GS).
Topics: Alcohol Oxidoreductases; Crystallization; Crystallography, X-Ray; Cytochromes; Detergents; Gluconobacter; Polyethylene Glycols; PQQ Cofactor; Pseudomonas putida; Quinolones; Quinones | 1999 |
Functions of amino acid residues in the active site of Escherichia coli pyrroloquinoline quinone-containing quinoprotein glucose dehydrogenase.
Topics: Binding Sites; Catalysis; Coenzymes; Escherichia coli; Glucose; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Mutagenesis, Site-Directed; PQQ Cofactor; Quinolones; Quinones; Structure-Activity Relationship | 2000 |
Novel role for the NMDA receptor redox modulatory site in the pathophysiology of seizures.
Topics: Animals; Anticonvulsants; Bicuculline; Chemotactic Factors; Convulsants; Dithionitrobenzoic Acid; Epilepsy; Hippocampus; Indicators and Reagents; Long-Term Potentiation; Membrane Potentials; Oxidation-Reduction; Patch-Clamp Techniques; Pentylenetetrazole; Phosphines; PQQ Cofactor; Quinolones; Quinones; Rats; Rats, Long-Evans; Receptors, N-Methyl-D-Aspartate; Seizures; Sulfhydryl Reagents | 2000 |
An unusual role of tryptophan in PQQ-containing quinoproteins.
Topics: Alcohol Oxidoreductases; Amino Acid Sequence; Binding Sites; Coenzymes; Consensus Sequence; Models, Molecular; PQQ Cofactor; Protein Structure, Secondary; Quinolones; Quinones; Tryptophan | 1999 |
X-ray structure of the quinoprotein ethanol dehydrogenase from Pseudomonas aeruginosa: basis of substrate specificity.
Topics: Alcohol Oxidoreductases; Amino Acid Motifs; Amino Acid Sequence; Amino Acid Substitution; Binding Sites; Calcium; Conserved Sequence; Crystallography, X-Ray; Dimerization; Disulfides; Enzyme Stability; Models, Molecular; Molecular Sequence Data; Molecular Weight; PQQ Cofactor; Protein Folding; Protein Structure, Secondary; Pseudomonas aeruginosa; Quinolones; Quinones; Sequence Alignment; Structure-Activity Relationship; Substrate Specificity; Thermodynamics | 2000 |
Determination of pyrroloquinoline quinone by capillary zone electrophoresis.
Topics: Amino Acids; Bacteria; Calibration; Electrophoresis, Capillary; Methanol; PQQ Cofactor; Quality Control; Quinolones; Quinones; Reproducibility of Results; Vitamins | 2000 |
Separation of the enzyme cofactor pyrroloquinoline quinone and three isomeric analogues by capillary electrophoresis with ion-pairing media.
Topics: Chromatography, High Pressure Liquid; Electrophoresis, Capillary; Enzymes; Molecular Conformation; PQQ Cofactor; Quinolones; Quinones | 2000 |
Comparison of inactivation and unfolding of methanol dehydrogenase during denaturation in guanidine hydrochloride and urea.
Topics: Alcohol Oxidoreductases; Binding Sites; Calcium; Dose-Response Relationship, Drug; Guanidine; Kinetics; PQQ Cofactor; Protein Conformation; Protein Denaturation; Protein Folding; Quinolones; Quinones; Spectrometry, Fluorescence; Urea | 2000 |
The pyrroloquinoline quinone synthesis genes of Gluconobacter oxydans.
Topics: Bacterial Proteins; Cloning, Molecular; DNA Transposable Elements; Genes, Bacterial; Genetic Complementation Test; Gluconobacter oxydans; Glucose Dehydrogenases; Multigene Family; Mutagenesis, Insertional; PQQ Cofactor; Quinolones; Quinones; Sequence Analysis, DNA | 2000 |
Synthesis of [(14)C]pyrroloquinoline quinone (PQQ) in E. coli using genes for PQQ synthesis from K. pneumoniae.
Topics: Carbon Radioisotopes; Chromatography, High Pressure Liquid; Coenzymes; Escherichia coli; Genes, Bacterial; Klebsiella pneumoniae; Plasmids; PQQ Cofactor; Quinolones; Quinones | 2000 |
Electrochemical detection of thiols with a coenzyme pyrroloquinoline quinone modified electrode.
Topics: Coenzymes; Electrochemistry; Electrodes; Indicators and Reagents; Oxidation-Reduction; PQQ Cofactor; Pyrroles; Quinolones; Quinones; Sensitivity and Specificity; Sulfhydryl Compounds | 2000 |
An integrated NAD+-dependent enzyme-functionalized field-effect transistor (ENFET) system: development of a lactate biosensor.
Topics: Biosensing Techniques; L-Lactate Dehydrogenase; Lactic Acid; NAD; PQQ Cofactor; Quinolones; Quinones | 2000 |
Action of pyrroloquinolinequinol as an antioxidant against lipid peroxidation in solution.
Topics: Animals; Antioxidants; Benzhydryl Compounds; Electron Spin Resonance Spectroscopy; Free Radicals; Humans; Linoleic Acids; Lipid Peroxidation; Molecular Structure; Oxidation-Reduction; Peroxides; PQQ Cofactor; Quinolones; Quinones; Solutions; Spectrophotometry; Vitamin E; Water | 1999 |
Periplasmic PQQ-dependent glucose oxidation in free-living and symbiotic rhizobia.
Topics: Culture Media; Glucose; Glucose Dehydrogenases; Medicago sativa; Oxidation-Reduction; Periplasm; Plant Roots; PQQ Cofactor; Quinolones; Quinones; Rhizobium; Sinorhizobium meliloti; Symbiosis | 2001 |
Ca(2+) stabilizes the semiquinone radical of pyrroloquinoline quinone.
Topics: Acinetobacter calcoaceticus; Benzoquinones; Calcium; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones; Recombinant Proteins | 2001 |
Self-powered enzyme-based biosensors.
Topics: Biosensing Techniques; Cytochrome c Group; Electrochemistry; Electron Transport Complex IV; Flavin-Adenine Dinucleotide; Glucose; Glucose Oxidase; L-Lactate Dehydrogenase; NAD; NADP; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones | 2001 |
Membrane-associated quinoprotein formaldehyde dehydrogenase from Methylococcus capsulatus Bath.
Topics: Aldehyde Oxidoreductases; Amino Acid Sequence; Catalysis; Cell Membrane; Cytochrome b Group; Formaldehyde; Methylococcus capsulatus; Molecular Sequence Data; Photosystem II Protein Complex; PQQ Cofactor; Quinolones; Quinones | 2001 |
Two distinct alcohol dehydrogenases participate in butane metabolism by Pseudomonas butanovora.
Topics: Alcohol Dehydrogenase; Alcohol Oxidoreductases; Alcohols; Butanes; Gene Expression Regulation, Bacterial; Gene Silencing; PQQ Cofactor; Pseudomonas; Quinolones; Quinones; RNA, Messenger; Time Factors | 2002 |
Determination of thiols by capillary electrophoresis with amperometric detection at a coenzyme pyrroloquinoline quinone modified electrode.
Topics: Dietary Supplements; Electrodes; Electrophoresis, Capillary; Humans; PQQ Cofactor; Quinolones; Quinones; Sulfhydryl Compounds | 2002 |
Molecular cloning and functional expression of D-sorbitol dehydrogenase from Gluconobacter suboxydans IF03255, which requires pyrroloquinoline quinone and hydrophobic protein SldB for activity development in E. coli.
Topics: Amino Acid Sequence; Base Sequence; Cloning, Molecular; DNA, Bacterial; Escherichia coli; Gluconobacter; L-Iditol 2-Dehydrogenase; Molecular Sequence Data; Polymerase Chain Reaction; PQQ Cofactor; Quinolones; Quinones; Sequence Homology, Amino Acid | 2002 |
L-erythrulose production by oxidative fermentation is catalyzed by PQQ-containing membrane-bound dehydrogenase.
Topics: Catalysis; Electrophoresis, Polyacrylamide Gel; Fermentation; Membrane Proteins; Oxidation-Reduction; Oxidoreductases; PQQ Cofactor; Quinolones; Quinones; Tetroses | 2002 |
Cloning, sequencing and heterologous expression of the gene for lupanine hydroxylase, a quinocytochrome c from a Pseudomonas sp.
Topics: Amino Acid Sequence; Base Sequence; Binding Sites; Calcium; Cloning, Molecular; Escherichia coli; Gene Expression Regulation, Bacterial; Molecular Sequence Data; Oxidoreductases Acting on CH-NH Group Donors; PQQ Cofactor; Protein Sorting Signals; Protein Transport; Pseudomonas; Quinolones; Quinones; Recombinant Proteins; Restriction Mapping; Sequence Analysis; Sequence Homology, Amino Acid | 2002 |
Magneto-stimulated hydrodynamic control of electrocatalytic and bioelectrocatalytic processes.
Topics: Catalysis; Electrodes; Ferrosoferric Oxide; Gold; Iron; Kinetics; Magnetics; NAD; Oxides; PQQ Cofactor; Quinolones; Quinones | 2002 |
Electrical contacting of glucose dehydrogenase by the reconstitution of a pyrroloquinoline quinone-functionalized polyaniline film associated with an Au-electrode: an in situ electrochemical SPR study.
Topics: Aniline Compounds; Apoenzymes; Biosensing Techniques; Catalysis; Electrochemistry; Electrodes; Glucose; Glucose 1-Dehydrogenase; Glucose Dehydrogenases; Gold; Molecular Structure; PQQ Cofactor; Quinolones; Quinones; Surface Plasmon Resonance | 2002 |
The essential nutrient pyrroloquinoline quinone may act as a neuroprotectant by suppressing peroxynitrite formation.
Topics: Animals; Brain; Cell Survival; Dose-Response Relationship, Drug; Fetus; Molsidomine; Neurons; Neuroprotective Agents; Nitric Oxide; Nitric Oxide Donors; Oxidative Stress; Peroxynitrous Acid; PQQ Cofactor; Quinolones; Quinones; Rats; Rats, Sprague-Dawley; Receptors, N-Methyl-D-Aspartate; Stroke; Superoxides | 2002 |
Escherichia coli and its application in a mediated amperometric glucose sensor.
Topics: Biofilms; Biosensing Techniques; Cells, Cultured; Culture Media; Electrochemistry; Electrodes; Equipment Design; Escherichia coli; Glucose; Glucose Dehydrogenases; Hydrogen-Ion Concentration; Membranes, Artificial; Oxidation-Reduction; PQQ Cofactor; Quality Control; Quinolones; Quinones; Sensitivity and Specificity; Temperature | 2002 |
PqqC/D, which converts a biosynthetic intermediate to pyrroloquinoline quinone.
Topics: Bacterial Proteins; Dose-Response Relationship, Drug; Escherichia coli; Kinetics; Methylobacterium extorquens; NADP; PQQ Cofactor; Protein Structure, Tertiary; Quinolones; Quinones; Sequence Deletion | 2002 |
Antioxidant and pro-oxidant properties of pyrroloquinoline quinone (PQQ): implications for its function in biological systems.
Topics: Animals; Antioxidants; Chemotactic Factors; Female; Humans; Jurkat Cells; Mitochondria, Liver; PQQ Cofactor; Quinolones; Quinones; Rats; Rats, Wistar; Reactive Oxygen Species | 2003 |
Pyrroloquinoline quinone improves growth and reproductive performance in mice fed chemically defined diets.
Topics: Animals; Collagen Type I; Female; Fertility; Food, Formulated; Growth; Humans; Lung; Male; Mice; Mice, Inbred BALB C; Molecular Structure; PQQ Cofactor; Pregnancy; Pregnancy Outcome; Protein-Lysine 6-Oxidase; Quinolones; Quinones; Reproduction; Skin | 2003 |
Involvement of a quinoprotein (PQQ-containing) alcohol dehydrogenase in the degradation of polypropylene glycols by the bacterium Stenotrophomonas maltophilia.
Topics: Alcohol Dehydrogenase; Biodegradation, Environmental; Polymers; PQQ Cofactor; Propylene Glycols; Quinolones; Quinones; Stenotrophomonas maltophilia; Substrate Specificity | 2003 |
Effects of multiple ligand binding on kinetic isotope effects in PQQ-dependent methanol dehydrogenase.
Topics: Alcohol Oxidoreductases; Binding Sites; Binding, Competitive; Chemotactic Factors; Coenzymes; Cyanides; Electrons; Enzyme Activation; Hydrogen-Ion Concentration; Kinetics; Ligands; Methanol; Methylophilus methylotrophus; Models, Chemical; Oxidation-Reduction; Phenazines; PQQ Cofactor; Protein Binding; Quaternary Ammonium Compounds; Quinolones; Quinones | 2003 |
Proceedings of the 3rd International Symposium on Vitamin B6, PQQ, Carbonyl Catalysis and Quinoproteins. Southampton, United Kingdom, 14-19 April 2002.
Topics: Animals; Catalysis; Humans; PQQ Cofactor; Quinolones; Quinones; Vitamin B 6 | 2003 |
Research on the metabolic engineering of the direct oxidation pathway for extraction of phosphate from ore has generated preliminary evidence for PQQ biosynthesis in Escherichia coli as well as a possible role for the highly conserved region of quinoprote
Topics: Amino Acid Sequence; Computer Simulation; Conserved Sequence; Escherichia coli; Glucose Dehydrogenases; Molecular Sequence Data; Mutagenesis, Site-Directed; Oxidation-Reduction; Phosphates; PQQ Cofactor; Protein Engineering; Protein Structure, Secondary; Quinolones; Quinones | 2003 |
Deuterium isotope effect on enantioselectivity in the Comamonas testosteroni quinohemoprotein alcohol dehydrogenase-catalyzed kinetic resolution of rac-2,2-dimethyl-4-hydroxymethyl-1,3-dioxolane, solketal.
Topics: Alcohol Oxidoreductases; Bacterial Proteins; Catalysis; Comamonas; Deuterium; Dioxolanes; Ethanol; Kinetics; PQQ Cofactor; Quinolones; Quinones; Stereoisomerism | 2003 |
The role of the MxaD protein in the respiratory chain of Methylobacterium extorquens during growth on methanol.
Topics: Alcohol Oxidoreductases; Bacterial Proteins; Cytochrome c Group; Electron Transport; Methanol; Methylobacterium extorquens; Multigene Family; Oxidation-Reduction; PQQ Cofactor; Quinolones; Quinones | 2003 |
Promoters and transcripts for genes involved in methanol oxidation in Methylobacterium extorquens AM1.
Topics: Alcohol Oxidoreductases; Bacterial Proteins; Base Sequence; Gene Expression Regulation, Bacterial; Methanol; Methylobacterium extorquens; Molecular Sequence Data; Multigene Family; Oxidation-Reduction; PQQ Cofactor; Promoter Regions, Genetic; Quinolones; Quinones; Transcription, Genetic | 2003 |
Nutritional biochemistry: A new redox-cofactor vitamin for mammals.
Topics: Aldehyde Dehydrogenase; Animals; Cloning, Molecular; Coenzymes; Drosophila Proteins; Humans; Lysine; Mammals; Mice; Multienzyme Complexes; Oxidation-Reduction; Oxidoreductases; PQQ Cofactor; Proteins; Quinolones; Quinones; RNA, Messenger; Saccharopine Dehydrogenases; Vitamins | 2003 |
A biofuel cell with electrochemically switchable and tunable power output.
Topics: Bioelectric Energy Sources; Copper; Cytochrome c Group; Electrochemistry; Electrodes; Flavin-Adenine Dinucleotide; Glucose; Glucose Oxidase; Oxidation-Reduction; PQQ Cofactor; Pyrroles; Quinolines; Quinolones; Quinones | 2003 |