tyrosine has been researched along with nitrophenols in 101 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 53 (52.48) | 18.7374 |
| 1990's | 19 (18.81) | 18.2507 |
| 2000's | 19 (18.81) | 29.6817 |
| 2010's | 10 (9.90) | 24.3611 |
| 2020's | 0 (0.00) | 2.80 |
| Authors | Studies |
|---|---|
| Delbaere, LT; Hsu, IN; James, MN | 1 |
| Dar, K; Ganno, S; Hatano, H; Kumar, S | 1 |
| Donoghue, DJ; Lee, MS; Maller, JL; Ogg, S; Parker, LL; Piwnica-Worms, H; Xu, M | 1 |
| Bachelot, C; Eldor, A; Gazit, A; Gilon, C; Grelac, F; Levitzki, A; Levy-Toledano, S; Rendu, F | 1 |
| Polya, GM; Wettenhall, RE | 1 |
| Geladopoulos, TP; Sotiroudis, TG | 1 |
| VanEtten, RL; Zhang, ZY | 1 |
| Downey, GP; Melamed, I; Roifman, CM | 1 |
| Colzi, A; Da Prada, M; Zürcher, G | 1 |
| Kaplan, NO; Knowles, AF; Leis, JF | 1 |
| Motoyama, N; Nakagawa, H; Okada, M; Takimoto, K | 1 |
| Danielsen, EM | 1 |
| Farley, PC; Shepherd, MG; Sullivan, PA | 1 |
| Moore, GJ | 1 |
| Sela, M | 1 |
| Grossberg, AL; Joniau, M; Pressman, D | 1 |
| Goetzl, EJ; Metzger, H | 1 |
| Alikhan, MA; Saleem, M | 1 |
| DiPietro, DL | 1 |
| Barford, DJ; Jones, JG | 1 |
| Cruickshank, WH; Kaplan, H; Malchy, BL | 1 |
| Blow, DM; Henderson, R; Hess, GP; Wright, CS | 1 |
| Brundell, J; Falkbring, SO; Nyman, PO | 1 |
| Malakatis, GM; Rhoads, ML; Romanowski, RD | 1 |
| Arndt, R; Krisch, K | 1 |
| Fersht, AR; Renard, M | 1 |
| Fridkin, M; Goren, HJ | 1 |
| Fridkin, M; Kalir, R; Patchornik, A | 1 |
| Bender, ML; Philipp, M | 1 |
| Lapidot, Y; Rappoport, S | 1 |
| Banerjee, RK; Roy, AB | 1 |
| Fujita, T; Ohata, M; Orimo, H; Yoshikawa, M | 1 |
| Bec, I; Dobryszycka, W | 1 |
| Johnson, P; Jurásek, J; Olafson, RW; Smillie, LB | 1 |
| Bogentoft, C; Bowers, CY; Chang, JK; Currie, BL; Folkers, K; Sievertsson, H | 1 |
| Lynn, KR | 1 |
| Goldstein, IJ; Hassing, GS | 1 |
| Charles, M; Desnuelle, P; Maylié, MF | 1 |
| Bender, ML; Jindal, SP; Kézdy, FJ | 1 |
| Ogilvie, JW; Tildon, JT | 1 |
| Ashman, RF; Kaplan, AP; Metzger, H | 1 |
| Herskovits, TT; Villanueva, GB | 1 |
| Singer, SJ; Thorpe, NO | 1 |
| Douglass, JH; Hamburger, RN | 1 |
| Bing, DH | 1 |
| Jones, JG; Mattock, P | 1 |
| Garel, JR; Ghélis, C; Labouesse, J | 1 |
| Edelhoch, H; Malan, PG | 1 |
| Noguchi, J; Yamamoto, H | 1 |
| Charles, M; Desnuelle, P; Maylié, MF; Sarda, L | 1 |
| Kaplan, H; Whitaker, DR | 1 |
| Borders, CL; Dahlquist, FW; Groff, T; Jao, L; Parsons, SM; Racs, J; Raftery, MA | 1 |
| Brandt, KG; DeSa, RJ; Hess, GP; Himoe, A | 1 |
| Hess, GP; Himoe, A | 1 |
| Pallen, CJ; Wang, JH | 1 |
| Abe, T; Saheki, M; Takahashi, S; Tohgi, H; Tsukamoto, Y; Yamazaki, K | 1 |
| Himori, N; Mishima, K | 1 |
| Kaczmarek, LK; Wilson, GF | 1 |
| Kaakkola, S; Wurtman, RJ | 1 |
| Behravan, G; Jonsson, BH; Liang, Z; Lindskog, S; Xue, Y | 1 |
| Liu, MC; Nakajima, H; Sakaida, H; Sakakibara, Y; Suiko, M | 1 |
| Hattori, Y; Kanazawa, I; Kowa, H; Kuno, S; Mizuno, Y; Narabayashi, H; Tohgi, H; Tsukamoto, Y; Yamamoto, M; Yanagisawa, N; Yokochi, M | 1 |
| Beal, MF; Brown, RH; Browne, SE; Ferrante, RJ; Kowall, NW; Matthews, RT | 1 |
| Daiber, A; Mehl, M; Ullrich, V | 1 |
| Crow, JP | 1 |
| Beiske, A; Fotteler, B; Jorga, KM; Larsen, JP; Moe, B; Schleimer, M; Schmitt, M | 1 |
| Brainard, JR; Chang, CH; Honaberger, DA; Naranjo, PA; Schindler, JF; Unkefer, CJ; Vanderberg, LA | 1 |
| Chern, MK; Chou, CC; Hsiao, CD; Hsieh, CH; Kuan, IC; Liu, LF; Tam, MF; Wu, TC; Yeh, YH | 1 |
| Burgin, AB; Cheng, C; Shuman, S; Woodfield, G | 1 |
| Choi, EC; Kwon, AR; Yun, HJ | 1 |
| Buhmann, C; Oechsner, M; Strauss, J; Stuerenburg, HJ | 1 |
| Aoyama, H; Da Silva, CC; Ferreira, CV; Granjeiro, JM; Granjeiro, PA; Taga, EM; Volpe, PL | 1 |
| Harry, D; Mani, AR; Moore, KP; Ollosson, R; Orie, NN; Pannala, AS; Rice-Evans, CA | 1 |
| Blandini, F; Bono, G; Calandrella, D; Fancellu, R; Mangiagalli, A; Martignoni, E; Nappi, G; Pacchetti, C; Riboldazzi, G; Samuele, A | 1 |
| HANDLER, P; KAMIN, H; KOON, MA | 1 |
| AONUMA, S; MIMURA, T | 1 |
| BISSET, GW | 1 |
| CHIRIGOS, MA; FANNING, GR; GUROFF, G | 1 |
| KNOWLES, JR | 1 |
| Bachschmid, M; Daiber, A; Frein, D; Kavaklí, C; Munzel, T; Ullrich, V; Wendt, M | 1 |
| Casella, L; Galliano, M; Koppenol, WH; Monzani, E; Roncone, R | 1 |
| Isobe, M; Kanakubo, A | 1 |
| Bourenkov, GP; Clausen, T; Fitzpatrick, TB; Kitzing, K; Macheroux, P; Sawa, J; Wilken, C | 1 |
| Nishino, SF; Spain, JC | 1 |
| Cole, PA; Schwarzer, D; Zhang, Z; Zheng, W | 1 |
| Blanchard-Fillion, B; Hazen, SL; Ischiropoulos, H; Koval, M; Polydoro, M; Prou, D; Przedborski, S; Spielberg, D; Tsika, E; Wang, Z | 1 |
| Brauers, G; Hoehn, T; Janssen, S; Mani, AR; Mayatepek, E; Moore, KP; Schadewaldt, P | 1 |
| Alzari, P; Amaya, MF; Buchini, S; Buschiazzo, A; Damager, I; Frasch, AC; Watts, A; Withers, SG | 1 |
| Argüello, JM; Eren, E; González-Guerrero, M; Rawat, S; Stemmler, TL | 1 |
| Beckman, JS | 1 |
| Hanna, PE; Liu, L; Wagner, CR; Walters, KJ; Zhang, N; Zhou, X | 1 |
| Adamiak, U; Bialecka, M; Gawronska-Szklarz, B; Kaldonska, M; Klodowska-Duda, G; Safranow, K; Wyska, E | 1 |
| An, X; Chang, W; Li, H; Li, M; Liu, MC; Liu, MY; Lu, J; Zhang, J | 1 |
| Askmark, H; Johansson, A; Lennernäs, H; Nyholm, D | 1 |
| Ascenzi, P; Coletta, M; Fanali, G; Fasano, M; Gioia, M | 1 |
| Kimura, Y; Sasaki, M; Takegawa, K | 1 |
| Cardoso, MA; de Carvalho, KA; de Francisco, TM; de Oliveira Vilhena, R; Gasparetto, JC; Guimarães de Francisco, TM; Martins, CA; Pontarolo, R; Ribeiro, RP | 1 |
| Chao, MR; Hsu, YW; Hu, CW; Lin, JH; Liu, HH | 1 |
| Cao, L; Hao, H; Hao, K; Li, F; Liu, H; Qi, Q; Wang, H | 1 |
| Kim, MC; Kwak, J; Lee, SY | 1 |
| Culinane, C; Denoyer, D; Haskali, MB; Haubner, R; Hicks, RJ; Hutton, CA; Noonan, W; Pouliot, N; Rangger, C; Roselt, PD | 1 |
1 review(s) available for tyrosine and nitrophenols
| Article | Year |
|---|---|
Measurement and significance of free and protein-bound 3-nitrotyrosine, 3-chlorotyrosine, and free 3-nitro-4-hydroxyphenylacetic acid in biologic samples: a high-performance liquid chromatography method using electrochemical detection.
Topics: Animals; Chromatography, High Pressure Liquid; Humans; Nitrophenols; Phenylacetates; Protein Binding; Proteins; Tyrosine | 1999 |
4 trial(s) available for tyrosine and nitrophenols
| Article | Year |
|---|---|
Effects of tolcapone, a catechol-O-methyltransferase inhibitor, on motor symptoms and pharmacokinetics of levodopa in patients with Parkinson's disease.
Topics: Aged; Antiparkinson Agents; Area Under Curve; Benzophenones; Catechol O-Methyltransferase Inhibitors; Enzyme Inhibitors; Female; Half-Life; Humans; Levodopa; Male; Middle Aged; Nitrophenols; Parkinson Disease; Tolcapone; Tyrosine | 1997 |
The effect of tolcapone on the pharmacokinetics of benserazide.
Topics: Aged; Antiparkinson Agents; Benserazide; Benzophenones; Dose-Response Relationship, Drug; Drug Administration Schedule; Drug Therapy, Combination; Enzyme Inhibitors; Female; Humans; Hydrazines; Levodopa; Male; Middle Aged; Nitrophenols; Parkinson Disease; Time Factors; Tolcapone; Tyrosine | 1999 |
Pharmacokinetic-pharmacodynamic modeling of levodopa in patients with advanced Parkinson disease.
Topics: Age of Onset; Aged; Antiparkinson Agents; Aromatic Amino Acid Decarboxylase Inhibitors; Benserazide; Benzophenones; Carbidopa; Catechol O-Methyltransferase Inhibitors; Drug Combinations; Drug Therapy, Combination; Dyskinesias; Enzyme Inhibitors; Female; Half-Life; Humans; Levodopa; Male; Metabolic Clearance Rate; Middle Aged; Models, Biological; Nitrophenols; Parkinson Disease; Severity of Illness Index; Tolcapone; Tyrosine | 2010 |
Levodopa infusion combined with entacapone or tolcapone in Parkinson disease: a pilot trial.
Topics: Adult; Aged; Aged, 80 and over; Antiparkinson Agents; Benzophenones; Catechols; Cross-Over Studies; Drug Therapy, Combination; Female; Humans; Levodopa; Male; Middle Aged; Nitriles; Nitrophenols; Parkinson Disease; Pilot Projects; Self Report; Single-Blind Method; Sweden; Tolcapone; Tyrosine | 2012 |
96 other study(ies) available for tyrosine and nitrophenols
| Article | Year |
|---|---|
Mechanism of acid protease catalysis based on the crystal structure of penicillopepsin.
Topics: Affinity Labels; Amino Acid Sequence; Aspartic Acid; Binding Sites; Catalysis; Endopeptidases; Epoxy Compounds; Models, Molecular; Nitrophenols; Protease Inhibitors; Protein Conformation; Structure-Activity Relationship; Tyrosine | 1977 |
Modification of isoleucine-16 acetylated delta-chymotrypsin.
Topics: Acetates; Acetylation; Carbon Radioisotopes; Chromatography, Gel; Chymotrypsin; Chymotrypsinogen; Hydroxylamines; Isoleucine; Kinetics; Nitrophenols; Protein Conformation; Tyrosine | 1975 |
cdc25+ encodes a protein phosphatase that dephosphorylates p34cdc2.
Topics: Animals; Base Sequence; CDC2 Protein Kinase; cdc25 Phosphatases; Cell Line; Glutathione Transferase; Maturation-Promoting Factor; Meiosis; Molecular Sequence Data; Nitrophenols; Oocytes; Organophosphorus Compounds; Phosphoprotein Phosphatases; Phosphorylation; Protein Biosynthesis; Proteins; Recombinant Fusion Proteins; Tyrosine; Xenopus | 1992 |
Inhibition of platelet activation by tyrosine kinase inhibitors.
Topics: Catechols; Humans; Nitriles; Nitrophenols; Phosphatidylinositols; Phosphorylation; Phosphotyrosine; Platelet Activation; Platelet Aggregation Inhibitors; Protein-Tyrosine Kinases; Thrombin; Tyrosine; Tyrphostins | 1992 |
Rapid purification and N-terminal sequencing of a potato tuber cyclic nucleotide binding phosphatase.
Topics: Amino Acid Sequence; Amino Acids; Chromatography, Gel; Electrophoresis, Polyacrylamide Gel; Hydrolysis; Molecular Sequence Data; Nitrophenols; Nucleotides, Cyclic; Organophosphorus Compounds; Phosphoric Monoester Hydrolases; Phosphotyrosine; Sequence Alignment; Solanum tuberosum; Tyrosine | 1992 |
A low-molecular weight acid phosphatase present in crystalline preparations of rabbit skeletal muscle glycogen phosphorylase b.
Topics: Acid Phosphatase; Animals; Chromatography, Gel; Hydrogen-Ion Concentration; Hydrolysis; Molecular Weight; Muscles; Nitrophenols; Organophosphorus Compounds; Phosphorylase b; Phosphotyrosine; Rabbits; Substrate Specificity; Tyrosine; Vanadates; Zinc | 1990 |
Pre-steady-state and steady-state kinetic analysis of the low molecular weight phosphotyrosyl protein phosphatase from bovine heart.
Topics: Alcohols; Animals; Binding, Competitive; Cattle; Ethylene Glycol; Ethylene Glycols; In Vitro Techniques; Kinetics; Molecular Weight; Myocardium; Nitrophenols; Organophosphorus Compounds; Phosphates; Phosphoprotein Phosphatases; Phosphoproteins; Phosphotyrosine; Protein Tyrosine Phosphatases; Temperature; Tyrosine | 1991 |
Tyrosine phosphorylation is essential for microfilament assembly in B lymphocytes.
Topics: Actin Cytoskeleton; Actins; Antibodies, Anti-Idiotypic; B-Lymphocytes; Humans; Immunoglobulin M; Nitriles; Nitrophenols; Phenols; Phosphorylation; Protein-Tyrosine Kinases; Receptors, Antigen, B-Cell; Tyrosine; Tyrphostins | 1991 |
Ro 40-7592: inhibition of COMT in rat brain and extracerebral tissues.
Topics: Animals; Benserazide; Benzophenones; Biological Availability; Brain; Catechol O-Methyltransferase; Catechol O-Methyltransferase Inhibitors; Chromatography, High Pressure Liquid; Electrochemistry; Erythrocytes; Half-Life; In Vitro Techniques; Levodopa; Male; Nitrophenols; Norepinephrine; Rats; Rats, Inbred Strains; Tolcapone; Tyrosine | 1990 |
Demonstration of separate phosphotyrosyl- and phosphoseryl- histone phosphatase activities in the plasma membranes of a human astrocytoma.
Topics: 4-Nitrophenylphosphatase; Astrocytoma; Cell Line; Cell Membrane; Chromatography, Affinity; Chromatography, Gel; Chromatography, Ion Exchange; Diphosphates; Histones; Humans; Hydrolysis; In Vitro Techniques; Nitrophenols; Nucleotides; Organophosphorus Compounds; Phosphoprotein Phosphatases; Phosphoric Monoester Hydrolases; Phosphoserine; Phosphotyrosine; Tissue Distribution; Tyrosine; Vanadates; Vanadium | 1985 |
Phosphotyrosine phosphatase: a novel phosphatase specific for phosphotyrosine, 2'-AMP and p-nitrophenylphosphate in rat brain.
Topics: Adenosine Monophosphate; Animals; Brain; Brain Chemistry; Cations, Divalent; Chromatography; Hydrogen-Ion Concentration; Isoelectric Focusing; Molecular Weight; Nitrophenols; Organophosphorus Compounds; Phosphoprotein Phosphatases; Phosphotyrosine; Protein Tyrosine Phosphatases; Rats; Substrate Specificity; Tyrosine | 1987 |
Tyrosine sulphation is not required for microvillar expression of intestinal aminopeptidase N.
Topics: Aminopeptidases; Animals; CD13 Antigens; Electrophoresis, Polyacrylamide Gel; Enzyme Induction; Intestinal Mucosa; Microvilli; Nitrophenols; Organ Culture Techniques; Protein Biosynthesis; Sulfur Radioisotopes; Swine; Tyrosine | 1988 |
The purification and properties of yeast proteinase B from Candida albicans.
Topics: Amides; Binding Sites; Candida albicans; Endopeptidases; Hydrolysis; Kinetics; Nitrophenols; Protease Inhibitors; Serine Endopeptidases; Substrate Specificity; Tyrosine | 1986 |
Kinetics of acetylation-deacetylation of angiotensin II. Intramolecular interactions of the tyrosine and histidine side-chains.
Topics: Acetic Anhydrides; Acetylation; Angiotensin II; Chemical Phenomena; Chemistry; Dealkylation; Histidine; Hydrogen-Ion Concentration; Hydrolysis; Kinetics; Nitrophenols; Protein Conformation; Spectrophotometry, Infrared; Tyrosine | 1985 |
On antibody formation to defined determinants.
Topics: Alanine; Amino Acid Sequence; Animals; Antibodies; Antibody Formation; Antibody Specificity; Antibody-Producing Cells; Antigen-Antibody Reactions; Antigens; Arsenicals; Bacteriophages; Binding Sites; Dinitrophenols; Epitopes; Gibberellins; Haptens; Histocompatibility; Hypersensitivity; Immunochemistry; Immunogenetics; Immunoglobulin E; Immunoglobulin G; Immunoglobulin M; Indoleacetic Acids; Mice; Muramidase; Nitrophenols; Penicillins; Spleen; Tyrosine | 1971 |
Chemical nature of the binding sites of rabbit antibodies against the 3-nitro-4-hydroxy-5-iodophenylacetyl group.
Topics: Acetates; Acylation; Animals; Antibodies; Arginine; Binding Sites; Chemical Phenomena; Chemistry; Glyoxylates; Haptens; Iodine; Lysine; Maleates; Nitrophenols; Rabbits; Spectrophotometry; Tyrosine | 1971 |
Affinity labeling of a mouse myeloma protein which binds nitrophenyl ligands. Kinetics of labeling and isolation of a labeled peptide.
Topics: Amino Acids; Animals; Binding Sites; Boron Compounds; Caproates; Chromatography; Chromatography, Gel; Diazonium Compounds; gamma-Globulins; Immunoelectrophoresis; Kinetics; Mice; Neoplasm Proteins; Neoplasms, Experimental; Nitrobenzenes; Nitrophenols; Peptides; Plasmacytoma; Protein Binding; Rabbits; Spectrophotometry; Tritium; Trypsin; Tyrosine; Ultracentrifugation | 1970 |
Characteristics of acid phosphatase in Porcellio laevis latreille (Porcellionidae, Isopoda).
Topics: Acid Phosphatase; Animals; Cadmium; Calorimetry; Cellulose; Crustacea; Cyanides; Digestive System; Edetic Acid; Electrophoresis; Hemolymph; Iron; Isoenzymes; Isoflurophate; Kinetics; Lead; Magnesium; Nickel; Nitrophenols; Organ Specificity; Silver; Sulfites; Sulfonic Acids; Temperature; Thermodynamics; Tyrosine; Zinc | 1974 |
17-Beta-estradiol 3-phosphate phosphohydrolase activity of human placental acid phosphatase 3.
Topics: Acid Phosphatase; Androsterone; Cyclohexanes; Dehydroepiandrosterone; Estradiol; Female; Humans; Hydrocortisone; Kinetics; Nitrophenols; Phosphates; Placenta; Plants; Pregnancy; Protein Binding; Triticum; Tyrosine | 1968 |
Thiol-dependent changes in the properties of rat liver sulphotransferases.
Topics: Adenine Nucleotides; Animals; Catalysis; Chromatography; Cold Temperature; Dehydroepiandrosterone; Dithiothreitol; Esters; Hydrogen-Ion Concentration; Kinetics; Liver; Molecular Weight; Nitrophenols; Oxidation-Reduction; Rats; Sulfhydryl Compounds; Sulfurtransferases; Tyrosine | 1971 |
Diagonal chromatography for the selective purification of tyrosyl peptides.
Topics: Amino Acid Sequence; Amino Acids; Animals; Carboxylic Acids; Chickens; Chromatography, Paper; Chymotrypsinogen; Fluorine; Mercaptoethanol; Muramidase; Nitrobenzenes; Nitrophenols; Peptide Fragments; Proteins; Solubility; Tyrosine | 1974 |
-Chymotrypsin: what can we learn about catalysis from x-ray diffraction?
Topics: Acetates; Acridines; Acylation; Benzyl Compounds; Binding Sites; Catalysis; Chymotrypsin; Formates; Histidine; Hydrogen-Ion Concentration; Hydrolysis; Isomerism; Methylation; Models, Structural; Nitrophenols; Phenylalanine; Protein Conformation; Spectrophotometry; Structure-Activity Relationship; Tryptophan; Tyrosine; X-Ray Diffraction | 1972 |
Carbonic anhydrase from Neisseria sicca, strain 6021. II. Properties of the purified enzyme.
Topics: Acetates; Amino Acids; Carbonic Anhydrase Inhibitors; Carbonic Anhydrases; Catalysis; Chemical Phenomena; Chemistry, Physical; Chromatography, Gel; Circular Dichroism; Erythrocytes; Humans; Molecular Weight; Neisseria; Nitrophenols; Proline; Protein Binding; Species Specificity; Spectrophotometry, Ultraviolet; Sulfonamides; Tryptophan; Tyrosine; Ultracentrifugation; Zinc | 1972 |
The secretory nature of the excretory gland cells of Stephanurus dentatus. II. Presence of hydrolytic enzymes.
Topics: Acetates; Aminopeptidases; Benzoates; Caseins; Cytoplasmic Granules; Endopeptidases; Esterases; Exocrine Glands; Hydrolases; Leucyl Aminopeptidase; Nematoda; Nitrophenols; Proteins; Tyrosine | 1973 |
Catalytic properties of an unspecific carboxylesterase (E1) from rat-liver microsomes.
Topics: Acetanilides; Acetates; Acylation; Alkylation; Animals; Bromine; Butyrates; Chlorine; Esterases; Esters; Ethanol; Fluoroacetates; Hydrogen-Ion Concentration; Iodoacetates; Male; Microsomes, Liver; Nitrophenols; Procaine; Rats; Structure-Activity Relationship; Tyrosine | 1973 |
Anomalous pH dependence of kcat-KM in enzyme reactions. Rate constants for the association of chymotrypsin with substrates.
Topics: Acetates; Binding Sites; Chymotrypsin; Hydrogen-Ion Concentration; Kinetics; Mathematics; Nitrophenols; Oscillometry; Phenylalanine; Protein Binding; Spectrophotometry, Ultraviolet; Tryptophan; Tyrosine | 1973 |
Synthesis and catalytic properties of the heptapeptide L-seryl-L-prolyl-L-cysteinyl-L-steryl-alpha-L-glutamyl-L-threonyl-L-tyrosine.
Topics: Acetates; Carboxypeptidases; Chromatography, Gel; Chromatography, Thin Layer; Cysteine; Dicyclohexylcarbodiimide; Esters; Glutamates; Hydrogen-Ion Concentration; Kinetics; Mathematics; Nitrophenols; Oligopeptides; Optical Rotation; Proline; Serine; Spectrophotometry; Spectrophotometry, Ultraviolet; Sulfhydryl Compounds; Threonine; Tyrosine | 1974 |
(4-Hydroxy-3-nitro)benzylated polystyrene. An improved polymeric nitrophenol derivative for peptide synthesis.
Topics: Acylation; Aluminum; Benzyl Compounds; Butanols; Carbodiimides; Chemical Phenomena; Chemistry; Esters; Methane; Methods; Nitrobenzenes; Nitrophenols; Oligopeptides; Polystyrenes; Tyrosine; Valine | 1974 |
Subtilisin-catalyzed hydrolysis of peptide methyl esters.
Topics: Benzyl Compounds; Binding Sites; Binding, Competitive; Esters; Glycine; Hydrogen-Ion Concentration; Kinetics; Methanol; Nitrophenols; Oligopeptides; Protein Binding; Structure-Activity Relationship; Subtilisins; Tryptophan; Tyrosine | 1974 |
The synthesis of oligopeptidyl-tRNA.
Topics: Alanine; Binding Sites; Carbon Radioisotopes; Evaluation Studies as Topic; Glycine; Methods; Nitrophenols; Oligopeptides; RNA, Transfer; Succinates; Tryptophan; Tyrosine; Valine | 1974 |
Kinetic studies of the phenol sulphotranferase reaction.
Topics: Adenine Nucleotides; Animals; Dialysis; Edetic Acid; Estrone; Guinea Pigs; Hydrogen-Ion Concentration; In Vitro Techniques; Kinetics; Liver; Mercaptoethanol; Nitrophenols; Sulfates; Transferases; Tyrosine | 1968 |
Enzymatic inactivation of parathyroid hormone by rat kidney homogenate.
Topics: Acid Phosphatase; Alkaline Phosphatase; Analysis of Variance; Animals; Arginine; Calcium; Cell Nucleus; Depression, Chemical; Edetic Acid; Glutamate Dehydrogenase; Kidney; Lysosomes; Mercaptoethanol; Microsomes; Mitochondria; Naphthalenes; Nitrophenols; Parathyroid Hormone; Rats; Tyrosine | 1970 |
Effect of modification on physiochemical and biological properties of haptoglobin. 3. Antigenic reactivity of haptoglobin with blocked tyrosine or tryptophan residues.
Topics: Acetates; Acylation; Animals; Antigens; Binding Sites; Chemical Phenomena; Chemistry; Cross Reactions; Haptoglobins; Horses; Humans; Imidazoles; Immune Sera; Immunodiffusion; Immunoelectrophoresis; Nitrophenols; Peroxidases; Precipitin Tests; Protein Conformation; Rabbits; Tryptophan; Tyrosine | 1971 |
An improved fractionation system for pronase on CM-sephadex.
Topics: Acetates; Aminopeptidases; Benzoates; Carboxypeptidases; Caseins; Chromatography, Ion Exchange; Endopeptidases; Nitrophenols; Peptide Hydrolases; Pronase; Streptomyces; Streptomyces griseus; Trypsin; Tyrosine | 1971 |
On the structure of the hypothalamic luteinizing releasing hormone. Evidence for the presence of arginine, tyrosine, and tryptophan by inactivation.
Topics: Aldehydes; Animals; Arginine; Biological Assay; Catechol Oxidase; Cattle; Chromatography, Gel; Ethylmaleimide; Female; Glyoxylates; Hypothalamus; Iodine Isotopes; Luteinizing Hormone; Methane; Nitro Compounds; Nitrophenols; Onium Compounds; Peptides; Pituitary Hormone-Releasing Hormones; Radioimmunoassay; Rats; Stimulation, Chemical; Swine; Trypsin; Tryptophan; Tyrosine | 1971 |
Effects of -radiation on concentrated solutions of -chymotrypsin.
Topics: Air; Albumins; Anilides; Carbamates; Caseins; Chymotrypsin; Cobalt Isotopes; Electrophoresis; Esters; Hemoglobins; Hydrochloric Acid; Imidazoles; Leucine; Nitro Compounds; Nitrogen; Nitrophenols; Peptides; Phenylalanine; Radiation Effects; Radiochemistry; Riboflavin; Solutions; Structure-Activity Relationship; Tryptophan; Tyrosine | 1972 |
Further chemical modification studies on concanavalin A, the carbohydrate binding protein of the jack bean.
Topics: Acetates; Acylation; Alkylation; Azo Compounds; Benzyl Compounds; Bromine; Butanones; Chemical Phenomena; Chemical Precipitation; Chemistry; Concanavalin A; Dextrans; Glycosides; Imidazoles; Kinetics; Lectins; Nitrophenols; Protein Binding; Protein Denaturation; Spectrophotometry; Succinimides; Sulfenic Acids; Tryptophan; Tyrosine; Ultraviolet Rays | 1972 |
Action of organophosphates and sulfonyl halides on porcine pancreatic lipase.
Topics: Amino Acid Sequence; Amino Acids; Animals; Bile Acids and Salts; Binding Sites; Chemical Phenomena; Chemistry; Chromatography, Gel; Chromatography, Ion Exchange; Dansyl Compounds; Histidine; Iodoacetates; Isoflurophate; Lipase; Nitrophenols; Pancreas; Peptides; Phosphoric Acids; Phosphorus Isotopes; Serine; Structure-Activity Relationship; Sulfonic Acids; Sulfur Isotopes; Tyrosine | 1972 |
The -chymotrypsin-catalyzed hydrolysis of esters of -amino acids.
Topics: Amino Acids; Catalysis; Chemical Phenomena; Chemistry; Chymotrypsin; Esters; Hydrogen-Ion Concentration; Hydrolysis; Kinetics; Nitrophenols; Tryptophan; Tyrosine | 1972 |
The esterase activity of bovine mercaptalbumin. The reaction of the protein with p-nitrophenyl acetate.
Topics: Acylation; Animals; Binding Sites; Catalysis; Cattle; Esterases; Hydrogen-Ion Concentration; Hydrolysis; Kinetics; Mathematics; Models, Chemical; Nitrophenols; Phenylacetates; Protein Conformation; Protein Denaturation; Serum Albumin, Bovine; Sodium Dodecyl Sulfate; Spectrophotometry; Sulfhydryl Compounds; Tyrosine | 1972 |
A search for conformational change on ligand binding in a human M macroglobulin. I. Circular dichroism and hydrogen exchange.
Topics: Aminocaproates; Binding Sites; Circular Dichroism; Humans; Hydrogen; Immunoglobulins; Kinetics; Macroglobulins; Nitrophenols; Protein Conformation; Tritium; Trypsin; Tryptophan; Tyrosine | 1971 |
Exposure of the tyrosyl and tryptophyl residues in trypsin and trypsinogen.
Topics: Animals; Arginine; Benzyl Compounds; Binding Sites; Calcium Chloride; Catalysis; Cattle; Chemical Phenomena; Chemistry; Chromatography, Ion Exchange; Circular Dichroism; Dimethyl Sulfoxide; Formates; Glucose; Glycerol; Glycols; Hydrogen-Ion Concentration; Lysine; Mathematics; Nitrophenols; Optical Rotatory Dispersion; Protein Conformation; Protein Denaturation; Solvents; Spectrophotometry; Sucrose; Sulfonic Acids; Toluene; Trypsin; Trypsinogen; Tryptophan; Tyrosine; Ultraviolet Rays; Urea | 1971 |
On the location and structure of the active sites of antibody molecules.
Topics: Amino Acid Sequence; Animals; Antigens; Binding Sites; Chromatography; Chromatography, Gel; Dinitrophenols; Immunoglobulin G; Mice; Nitrophenols; Peptides; Rabbits; Tritium; Tyrosine | 1968 |
Chloramphenicol-specific antibody. II. Reactivity to analogues of chloramphenicol.
Topics: Animals; Antibodies; Binding Sites; Cattle; Chloramphenicol; Chlorine; Complement Fixation Tests; Haptens; Immunochemistry; Nitrophenols; Phenylalanine; Propylene Glycols; Rabbits; Stereoisomerism; Tyrosine | 1969 |
Nature of the active site of a subunit of the first component of human complement.
Topics: Amidines; Binding Sites; Calcium; Chemical Phenomena; Chemistry; Complement Inactivator Proteins; Complement System Proteins; Esters; Guanidines; Humans; Kinetics; Magnesium; Nitrophenols; Spectrophotometry; Tyrosine | 1969 |
Partial purification and properties of an enzyme from rat liver that catalyses the sulphation of L-tyrosyl derivatives.
Topics: Adenine Nucleotides; Animals; Chromatography, Paper; Female; Glutathione; Liver; Nitrophenols; Rats; Sulfates; Sulfur Isotopes; Transferases; Tyrosine | 1970 |
Activity and conformation of the alkaline form of delta-chymotrypsin studied by the specific acylation of isoleucine-16.
Topics: Carbon Isotopes; Chemical Phenomena; Chemistry; Chromatography; Chymotrypsin; Hydrogen-Ion Concentration; Hydroxylamines; Isoflurophate; Isoleucine; Kinetics; Nitrophenols; Phenylacetates; Quaternary Ammonium Compounds; Spectrophotometry; Tritium; Tyrosine | 1970 |
Nitration of human serum albumin and bovine and human goiter thyroglobulins with tetranitromethane.
Topics: Alkanes; Animals; Cattle; Chemical Phenomena; Chemistry; Chromatography, Thin Layer; Goiter; Humans; Hydrogen-Ion Concentration; Indophenol; Iodine Isotopes; Nitrates; Nitrophenols; Phenols; Serum Albumin; Serum Albumin, Bovine; Solvents; Spectrophotometry; Thyroglobulin; Tyrosine; Ultracentrifugation; Ultraviolet Rays; Urea; Water | 1970 |
Studies on the catalytic actions of poly-alpha-amino acids. I. Hydrolysis of p-nitrophenyl acetate by an interaction field between hydroxyl and carboxyl groups of copoly(L-Tyr, L-Glu) or copoly(L-Tyr, L-Asp).
Topics: Acetates; Aspartic Acid; Chemical Phenomena; Chemistry; Glutamine; Hydrogen-Ion Concentration; Infrared Rays; Nitrophenols; Spectrum Analysis; Tyrosine | 1969 |
Action of organophosphates on pancreatic lipase.
Topics: Amino Acids; Animals; Chromatography, Gel; Chromatography, Ion Exchange; Chymotrypsin; Isoflurophate; Lipase; Nitrophenols; Pancreas; Phosphates; Swine; Tyrosine | 1969 |
Kinetic properties of the alpha-lytic protease of Sorangium sp., a bacterial homologue of the pancreatopeptidases.
Topics: Acetates; Amino Acid Sequence; Arginine; Bacteria; Catalysis; Chymotrypsin; Deuterium; Electrophoresis; Esters; Histidine; Hydrogen-Ion Concentration; Kinetics; Nitrophenols; Pancreatic Elastase; Peptide Hydrolases; Protease Inhibitors; Protein Binding; Serine; Spectrophotometry; Trypsin; Tryptophan; Tyrosine | 1969 |
The nature of amino acid side chains which are critical for the activity of lysozyme.
Topics: Alkylation; Amides; Amino Acids; Bacteriolysis; Binding Sites; Boron Compounds; Carbon Isotopes; Chemical Phenomena; Chemistry; Chitin; Chromatography, Ion Exchange; Esters; Guanidines; Histidine; Lysine; Micrococcus; Muramidase; Nitrophenols; Oligosaccharides; Onium Compounds; Tyrosine | 1969 |
Investigations of the chymotrypsin-catalyzed hydrolysis of specific substrates. IV. Pre-steady state kinetic approaches to the investigation of the catalytic hydrolysis of esters.
Topics: Acridines; Amides; Amino Acids; Chymotrypsin; Computers, Analog; Esters; Hydrogen-Ion Concentration; Kinetics; Methods; Nitrophenols; Oscillometry; Phenylalanine; Spectrophotometry; Tryptophan; Tyrosine | 1969 |
Kinetic investigations of the alcohol release steps in the chymotrypsin-catalyzed hydrolysis of specific substrate esters.
Topics: Chemical Phenomena; Chemistry; Chymotrypsin; Hydrogen-Ion Concentration; Kinetics; Nitrophenols; Tryptophan; Tyrosine | 1967 |
Calmodulin-stimulated dephosphorylation of p-nitrophenyl phosphate and free phosphotyrosine by calcineurin.
Topics: Animals; Brain; Calcium; Calcium-Binding Proteins; Calmodulin; Calmodulin-Binding Proteins; Cations, Divalent; Cattle; Hydrogen-Ion Concentration; Kinetics; Magnesium; Nerve Tissue Proteins; Nitrophenols; Organophosphorus Compounds; Phosphotyrosine; Tyrosine | 1983 |
Effects of the catechol-O-methyltransferase inhibitor tolcapone in Parkinson's disease: correlations between concentrations of dopaminergic substances in the plasma and cerebrospinal fluid and clinical improvement.
Topics: 3,4-Dihydroxyphenylacetic Acid; Aged; Antiparkinson Agents; Benzophenones; Carbidopa; Catechol O-Methyltransferase Inhibitors; Dopamine; Homovanillic Acid; Humans; Levodopa; Middle Aged; Nitrophenols; Parkinson Disease; Tolcapone; Tyrosine | 1995 |
The COMT inhibitor tolcapone potentiates the anticataleptic effect of Madopar in MPP(+)-lesioned mice.
Topics: 1-Methyl-4-phenylpyridinium; Animals; Benserazide; Benzophenones; Catalepsy; Catechol O-Methyltransferase Inhibitors; Drug Combinations; Drug Synergism; Haloperidol; Kinetics; Levodopa; Male; Mice; Mice, Inbred C57BL; Nitrophenols; Tolcapone; Tyrosine | 1994 |
Mode-switching of a voltage-gated cation channel is mediated by a protein kinase A-regulated tyrosine phosphatase.
Topics: Animals; Aplysia; Cations; Conotoxins; Cyclic AMP-Dependent Protein Kinases; Ion Channel Gating; Mollusk Venoms; Neurons; Nitrophenols; Organophosphorus Compounds; Phosphorylation; Protein Tyrosine Phosphatases; Tyrosine; Vanadates | 1993 |
Effects of catechol-O-methyltransferase inhibitors and L-3,4-dihydroxyphenylalanine with or without carbidopa on extracellular dopamine in rat striatum.
Topics: Animals; Benzophenones; Carbidopa; Catechol O-Methyltransferase Inhibitors; Catechols; Corpus Striatum; Dihydroxyphenylalanine; Dopamine; Extracellular Space; Male; Nitriles; Nitrophenols; Rats; Rats, Sprague-Dawley; Tolcapone; Tyrosine | 1993 |
Importance of the conserved active-site residues Tyr7, Glu106 and Thr199 for the catalytic function of human carbonic anhydrase II.
Topics: Amino Acid Sequence; Binding Sites; Carbon Dioxide; Carbonic Anhydrases; Catalysis; Conserved Sequence; Dansyl Compounds; Glutamine; Humans; Hydrogen Bonding; Hydrogen-Ion Concentration; Hydrolysis; Kinetics; Mutagenesis, Site-Directed; Nitrophenols; Spectrometry, Fluorescence; Structure-Activity Relationship; Threonine; Tyrosine | 1993 |
Enzymic sulphation of dopa and tyrosine isomers by HepG2 human hepatoma cells: stereoselectivity and stimulation by Mn2+.
Topics: Blood Platelets; Chromatography, Thin Layer; Dihydroxyphenylalanine; Enzyme Activation; Enzyme Stability; Humans; Hydrogen-Ion Concentration; Isoenzymes; Liver; Manganese; Nitrophenols; Stereoisomerism; Substrate Specificity; Sulfates; Sulfotransferases; Tumor Cells, Cultured; Tyrosine | 1996 |
Increased 3-nitrotyrosine in both sporadic and familial amyotrophic lateral sclerosis.
Topics: Adult; Aged; Aged, 80 and over; Amyotrophic Lateral Sclerosis; Antibodies, Monoclonal; Family Health; Female; Humans; Male; Middle Aged; Motor Neurons; Mutation; Nissl Bodies; Nitrophenols; Oxidative Stress; Phenylacetates; Spinal Cord; Superoxide Dismutase; Tyrosine | 1997 |
New aspects in the reaction mechanism of phenol with peroxynitrite: the role of phenoxy radicals.
Topics: Anisoles; Free Radicals; Hydrogen-Ion Concentration; Kinetics; Molecular Structure; Nitrates; Nitrites; Nitrophenols; Oxygen; Phenol; Phenols; Tyrosine | 1998 |
Haloalkane dehalogenases: steady-state kinetics and halide inhibition.
Topics: Amino Acid Sequence; Binding, Competitive; Chlorides; Enzyme Inhibitors; Ethylene Chlorohydrin; Gram-Negative Aerobic Bacteria; Hydrogen-Ion Concentration; Hydrolases; Indicators and Reagents; Kinetics; Molecular Sequence Data; Mutagenesis, Site-Directed; Nitrophenols; Phenolsulfonphthalein; Phenylalanine; Rhodococcus; Substrate Specificity; Tryptophan; Tyrosine | 1999 |
Tyr115, gln165 and trp209 contribute to the 1, 2-epoxy-3-(p-nitrophenoxy)propane-conjugating activity of glutathione S-transferase cGSTM1-1.
Topics: Amino Acid Substitution; Animals; Binding Sites; Chickens; Crystallography, X-Ray; Deuterium; Epoxy Compounds; Glutamine; Glutathione; Glutathione Transferase; Hydrogen Bonding; Kinetics; Models, Molecular; Mutation; Nitrophenols; Oxidoreductases; Protein Conformation; Protons; Recombinant Proteins; Structure-Activity Relationship; Temperature; Tryptophan; Tyrosine | 2000 |
Vaccinia topoisomerase and Cre recombinase catalyze direct ligation of activated DNA substrates containing a 3'-para-nitrophenyl phosphate ester.
Topics: Arginine; Base Sequence; Binding Sites; Catalysis; DNA; DNA Topoisomerases, Type I; Esters; Integrases; Molecular Mimicry; Nitrophenols; Oligodeoxyribonucleotides; Organophosphorus Compounds; Substrate Specificity; Tyrosine; Vaccinia virus; Viral Proteins | 2000 |
Kinetic mechanism and identification of the active site tyrosine residue in Enterobacter amnigenus arylsulfate sulfotransferase.
Topics: Amino Acid Substitution; Arylsulfotransferase; Binding Sites; Cloning, Molecular; Enterobacter; Escherichia coli; Feedback; Kinetics; Mutagenesis, Site-Directed; Nitrophenols; Recombinant Proteins; Tyrosine | 2001 |
COMT-inhibition increases serum levels of dihydroxyphenylacetic acid (DOPAC) in patients with advanced Parkinson's disease.
Topics: 3,4-Dihydroxyphenylacetic Acid; Aged; Aged, 80 and over; Antiparkinson Agents; Benzophenones; Catechol O-Methyltransferase Inhibitors; Dihydroxyphenylalanine; Disease Progression; Dose-Response Relationship, Drug; Female; Homovanillic Acid; Humans; Levodopa; Male; Middle Aged; Nitrophenols; Parkinson Disease; Tolcapone; Tyrosine | 2002 |
Inhibition of bovine kidney low molecular mass phosphotyrosine protein phosphatase by uric acid.
Topics: Animals; Binding Sites; Binding, Competitive; Cattle; Enzyme Inhibitors; Flavin Mononucleotide; Kidney; Kinetics; Naphthalenes; Nitrophenols; Organophosphates; Organophosphorus Compounds; Phosphates; Protein Tyrosine Phosphatases; Substrate Specificity; Sulfhydryl Compounds; Tyrosine; Uric Acid | 2002 |
Nitration of endogenous para-hydroxyphenylacetic acid and the metabolism of nitrotyrosine.
Topics: Animals; Deuterium; Gas Chromatography-Mass Spectrometry; Humans; Injections, Intravenous; Lipopolysaccharides; Male; Models, Chemical; Nitrates; Nitrophenols; Nitrosation; Phenylacetates; Rats; Rats, Sprague-Dawley; Reference Standards; Tyrosine | 2003 |
Modifications of plasma and platelet levels of L-DOPA and its direct metabolites during treatment with tolcapone or entacapone in patients with Parkinson's disease.
Topics: Age Factors; Age of Onset; Aged; Antiparkinson Agents; Benzophenones; Blood Platelets; Catechols; Dopamine; Dose-Response Relationship, Drug; Drug Administration Schedule; Female; Humans; Levodopa; Male; Middle Aged; Nitriles; Nitrophenols; Parkinson Disease; Retrospective Studies; Sex Characteristics; Tolcapone; Tyrosine; Up-Regulation | 2003 |
Stimulation by dinitrophenol of formation of melanin-like substance from tyrosine by rat liver homogenates.
Topics: Dinitrophenols; Liver; Melanins; Nitrophenols; Tyrosine | 1957 |
[Effect of thyroid stimulating hormone, thyroxine, diiodotyrosine, 2,4-dinitrophenol and these related compounds on the thiamine metabolism].
Topics: 2,4-Dinitrophenol; Diiodotyrosine; Humans; Nitrophenols; Thiamine; Thyrotropin; Thyroxine; Tyrosine | 1962 |
Effect of tyrosinase preparations on oxytocin, vasopressin and bradykinin.
Topics: Arginine Vasopressin; Ascorbic Acid; Bradykinin; Catechol Oxidase; Kallikreins; Monophenol Monooxygenase; Nitrophenols; Oxidoreductases; Oxytocics; Oxytocin; Phenylalanine; Tyrosine; Vasoconstrictor Agents; Vasopressins | 1962 |
Effects of amino acids, analogs, and certain other agents in relation to tyrosine transport in sarcoma 37 ascites cells.
Topics: Amino Acids; Animals; Ascites; Azides; Cyanides; Iodoacetates; Malonates; Neoplasms; Nitrophenols; Organic Chemicals; Phenylalanine; Sarcoma; Sarcoma 37; Sarcoma, Experimental; Tyrosine | 1962 |
THE ROLE OF METHIONINE IN ALPHA-CHYMOTRYPSIN-CATALYSED REACTIONS.
Topics: Acylation; Amides; Amino Acids; Biochemical Phenomena; Biochemistry; Catalysis; Chymotrypsin; Imidazoles; Kinetics; Methionine; Nitrophenols; Periodic Acid; Research; Spectrophotometry; Tryptophan; Tyrosine; Ultracentrifugation; Valine | 1965 |
A new pitfall in detecting biological end products of nitric oxide-nitration, nitros(yl)ation and nitrite/nitrate artefacts during freezing.
Topics: Animals; Aorta; Buffers; Cryopreservation; Cysteine; Freezing; Humans; Hydrogen-Ion Concentration; Nitrates; Nitric Oxide; Nitrites; Nitrophenols; Nitroso Compounds; Phosphates; Potassium Compounds; Rats; S-Nitrosothiols; Serum Albumin, Bovine; Tyrosine | 2003 |
Mechanistic insight into the peroxidase catalyzed nitration of tyrosine derivatives by nitrite and hydrogen peroxide.
Topics: Animals; Cattle; Hydrogen Peroxide; Lactoperoxidase; Molecular Structure; Nitrates; Nitrites; Nitrophenols; Oxidants; Oxidation-Reduction; Reactive Nitrogen Species; Tyrosine | 2004 |
Differentiation of sulfate and phosphate by H/D exchange mass spectrometry: application to isoflavone.
Topics: Genistein; Isoflavones; Mass Spectrometry; Molecular Weight; Nitrophenols; Phosphates; Sulfates; Tyrosine | 2004 |
The 1.3 A crystal structure of the flavoprotein YqjM reveals a novel class of Old Yellow Enzymes.
Topics: Amino Acid Sequence; Arginine; Bacillus subtilis; Benzaldehydes; Binding Sites; Catalysis; Crystallography, X-Ray; Dimerization; Electrons; Escherichia coli; Flavoproteins; Kinetics; Ligands; Models, Molecular; Molecular Sequence Data; Nitrophenols; Open Reading Frames; Oxidative Stress; Oxidoreductases; Phylogeny; Protein Binding; Protein Conformation; Protein Folding; Protein Structure, Tertiary; Sequence Homology, Amino Acid; Substrate Specificity; Tyrosine; X-Ray Diffraction | 2005 |
Biodegradation of 3-nitrotyrosine by Burkholderia sp. strain JS165 and Variovorax paradoxus JS171.
Topics: 3,4-Dihydroxyphenylacetic Acid; Biodegradation, Environmental; Burkholderia; Comamonadaceae; Models, Biological; Molecular Sequence Data; Nitrophenols; Phenylacetates; RNA, Bacterial; RNA, Ribosomal, 16S; Soil Microbiology; Tyrosine | 2006 |
Negative regulation of a protein tyrosine phosphatase by tyrosine phosphorylation.
Topics: Amino Acid Sequence; Animals; Cattle; Kinetics; Models, Molecular; Molecular Sequence Data; Molecular Weight; Nitrophenols; Organophosphorus Compounds; Phosphorylation; Protein Tyrosine Phosphatases; Receptors, Platelet-Derived Growth Factor; Tyrosine | 2006 |
Metabolism of 3-nitrotyrosine induces apoptotic death in dopaminergic cells.
Topics: Amino Acid Transport Systems; Animals; Apoptosis; Aromatic-L-Amino-Acid Decarboxylases; Cell Death; Cell Line, Tumor; Cell Physiological Phenomena; Cell Survival; Cells; Dopamine; Dopamine Plasma Membrane Transport Proteins; Humans; Mesencephalon; Microtubules; Monoamine Oxidase; Neurons; Nitrophenols; PC12 Cells; Phenylacetates; Rats; Tubulin; Tyrosine | 2006 |
Urinary excretion of the nitrotyrosine metabolite 3-nitro-4-hydroxyphenylacetic acid in preterm and term infants.
Topics: Free Radicals; Gastrointestinal Tract; Gestational Age; Humans; Infant, Newborn; Infant, Premature; Nitrophenols; Oxidative Stress; Oxygen; Phenylacetates; Tyrosine | 2008 |
Kinetic and mechanistic analysis of Trypanosoma cruzi trans-sialidase reveals a classical ping-pong mechanism with acid/base catalysis.
Topics: Alanine; Animals; Aspartic Acid; Azides; Catalysis; Glycoproteins; Hydrogen-Ion Concentration; Hydrolysis; Kinetics; N-Acetylneuraminic Acid; Neuraminidase; Nitrophenols; Substrate Specificity; Trypanosoma cruzi; Tyrosine | 2008 |
Structure of the two transmembrane Cu+ transport sites of the Cu+ -ATPases.
Topics: Adenosine Triphosphatases; Archaeoglobus fulgidus; Binding Sites; Biological Transport; Copper; Cysteine; Histidine; Kinetics; Models, Biological; Molecular Chaperones; Mutagenesis, Site-Directed; Nitrophenols; Organophosphorus Compounds; Protein Transport; Tyrosine; X-Rays | 2008 |
Understanding peroxynitrite biochemistry and its potential for treating human diseases.
Topics: Bacteria; Biochemistry; Cell Death; Disease; Humans; Macrophages, Alveolar; Nitrates; Nitrophenols; Peroxynitrous Acid; Superoxide Dismutase; Superoxides; Tyrosine | 2009 |
Probing the catalytic potential of the hamster arylamine N-acetyltransferase 2 catalytic triad by site-directed mutagenesis of the proximal conserved residue, Tyr190.
Topics: Animals; Arylamine N-Acetyltransferase; Catalysis; Conserved Sequence; Cricetinae; Hydrogen-Ion Concentration; Kinetics; Mutagenesis, Site-Directed; Nitrophenols; Protein Conformation; Tyrosine | 2009 |
Crystal structures of SULT1A2 and SULT1A1 *3: insights into the substrate inhibition and the role of Tyr149 in SULT1A2.
Topics: Arylsulfotransferase; Catalysis; Crystallography, X-Ray; Humans; Mutagenesis, Site-Directed; Mutation; Nitrophenols; Phosphoadenosine Phosphosulfate; Protein Conformation; Substrate Specificity; Tyrosine | 2010 |
Pseudo-enzymatic hydrolysis of 4-nitrophenyl acetate by human serum albumin: pH-dependence of rates of individual steps.
Topics: Catalysis; Esterases; Humans; Hydrogen-Ion Concentration; Hydrolysis; Kinetics; Nitrophenols; Serum Albumin; Tyrosine | 2012 |
Enzymatic characteristics of an ApaH-like phosphatase, PrpA, and a diadenosine tetraphosphate hydrolase, ApaH, from Myxococcus xanthus.
Topics: Acid Anhydride Hydrolases; Adenosine Monophosphate; Adenosine Triphosphate; Amino Acid Sequence; Amino Acid Substitution; Bacterial Proteins; Conserved Sequence; Hydrolysis; Kinetics; Molecular Sequence Data; Mutagenesis, Site-Directed; Myxococcus xanthus; Nitrophenols; Organophosphorus Compounds; Phosphopeptides; Phosphoric Monoester Hydrolases; Substrate Specificity; Tyrosine | 2014 |
Simultaneous determination of levodopa, carbidopa, entacapone, tolcapone, 3-O-methyldopa and dopamine in human plasma by an HPLC-MS/MS method.
Topics: Benzophenones; Blood Chemical Analysis; Carbidopa; Catechols; Chromatography, High Pressure Liquid; Dihydroxyphenylalanine; Dopamine; Humans; Levodopa; Nitriles; Nitrophenols; Quality Control; Reproducibility of Results; Tandem Mass Spectrometry; Tolcapone; Tyrosine | 2015 |
Simultaneous Detection of 3-Nitrotyrosine and 3-Nitro-4-hydroxyphenylacetic Acid in Human Urine by Online SPE LC-MS/MS and Their Association with Oxidative and Methylated DNA Lesions.
Topics: 8-Hydroxy-2'-Deoxyguanosine; Adenine; Adult; Chromatography, High Pressure Liquid; Chromatography, Liquid; Deoxyguanosine; Dimethylnitrosamine; DNA Methylation; Guanine; Humans; Limit of Detection; Middle Aged; Nitrophenols; Oxidation-Reduction; Phenylacetates; Solid Phase Extraction; Tandem Mass Spectrometry; Tyrosine; Young Adult | 2015 |
Salvianolic acid B as a substrate and weak catechol-O-methyltransferase inhibitor in rats.
Topics: Animals; Benzofurans; Benzophenones; Catechol O-Methyltransferase; Catechol O-Methyltransferase Inhibitors; Dihydroxyphenylalanine; Kinetics; Levodopa; Male; Metabolome; Methylation; Nitrophenols; Organ Specificity; Rats, Sprague-Dawley; Reproducibility of Results; Substrate Specificity; Tolcapone; Tyrosine | 2015 |
Biomimetic Catalytic and Sensing Cascades Built with Two Designer Bolaamphiphilic Self-Assemblies.
Topics: Biomimetic Materials; Biosensing Techniques; Catalysis; Furans; Histidine; Hydrolysis; Nitrophenols; Pyridones; Spectrometry, Fluorescence; Tyrosine | 2015 |
Sulfonation of Tyrosine as a Method To Improve Biodistribution of Peptide-Based Radiotracers: Novel
Topics: Animals; Cell Line, Tumor; Fluorine Radioisotopes; Humans; Integrin alphaVbeta3; Isotope Labeling; Mice; Mice, Inbred BALB C; Nitrophenols; Peptides; Peptides, Cyclic; Positron-Emission Tomography; Radiopharmaceuticals; Tissue Distribution; Tyrosine | 2017 |