tryptophan has been researched along with nitrophenols in 79 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 64 (81.01) | 18.7374 |
| 1990's | 6 (7.59) | 18.2507 |
| 2000's | 4 (5.06) | 29.6817 |
| 2010's | 5 (6.33) | 24.3611 |
| 2020's | 0 (0.00) | 2.80 |
| Authors | Studies |
|---|---|
| Carr, J; Clemmer, JD; Holwerda, RA; Knaff, DB | 1 |
| Dirkx, J; Michel, A | 1 |
| Fehske, KJ; Müller, WE; Wollert, U | 1 |
| Dobryszycka, W; Kaţnik, I | 1 |
| Furino, C; Maturo, JM; Siegel, G | 1 |
| Barman, TE; Perry, RA | 1 |
| Davis, RC; Freed, RM; Orin, GB; Rockey, JH | 1 |
| Fromageot, P; Girma, JP; Marche, P; Morgat, JL | 1 |
| Baracca, A; Parenti Castelli, G; Rossi, CA; Solaini, G | 1 |
| Mawal, RB; Phatarphod, AD | 1 |
| Duñach, M; Padrós, E; Sabés, M; Torres, J | 1 |
| Allen, M; Tu, AT | 1 |
| Chukhrova, AI; Kaverzneva, ED; Khatiashvili, NM; Lapuk, VA | 1 |
| Farrell, HM; Greenberg, R; Malin, EL | 1 |
| Barrington, PL; Condrea, E; Rosenberg, P; Soons, KR; Yang, CC | 1 |
| Gudzera, OI; Korneliuk, AI; Matsuka, GKh; Rozhko, OT; Shilin, VV | 1 |
| Swanborg, RH | 1 |
| Eisen, HN; Little, JR | 1 |
| Maeda, H; Meienhofer, J | 1 |
| Kumar, S; Sayers, G; Seelig, S | 1 |
| Hashinotsume, M; Higashino, K; Yamamura, Y | 1 |
| Benassi, CA; Boccù, E; Fontana, A; Veronese, FM | 1 |
| Alecio, MR; Dann, ML; Lowe, G | 1 |
| Blow, DM; Henderson, R; Hess, GP; Wright, CS | 1 |
| Chao, LP; Csejtey, J; Einstein, ER; Kibler, RF | 1 |
| Brundell, J; Falkbring, SO; Nyman, PO | 1 |
| Blow, DM; Hess, GP; Wright, CS | 1 |
| Fink, AL | 1 |
| Adam, S; Arnold, W; Heinrich, CP | 1 |
| Fersht, AR; Renard, M | 1 |
| Horton, HR; Naik, VR | 2 |
| Bender, ML; Philipp, M | 1 |
| Lapidot, Y; Rappoport, S | 1 |
| Arimura, A; Baba, Y; Schally, AV | 1 |
| Koshland, DE; Nanci, A; Neet, KE | 1 |
| Bec, I; Dobryszycka, W | 1 |
| Bogentoft, C; Bowers, CY; Chang, JK; Currie, BL; Folkers, K; Sievertsson, H | 1 |
| Lynn, KR | 1 |
| Forn, J | 1 |
| Matta, MS; Silver, MS | 1 |
| Goldstein, IJ; Hassing, GS | 1 |
| Bender, ML; Jindal, SP; Kézdy, FJ | 1 |
| Chao, LP; Csejtey, J; Einstein, ER | 1 |
| Ashman, RF; Kaplan, AP; Metzger, H | 1 |
| Herskovits, TT; Villanueva, GB | 1 |
| Noguchi, J; Ohnishi, A; Tokura, S | 1 |
| Chao, LP; Einstein, ER | 1 |
| Barman, TE | 1 |
| Hinkle, PM; Kirsch, JF | 1 |
| Elander, RP; Gorman, M; Hamill, RL; Mabe, JA | 1 |
| Horton, HR; Tucker, WP; Wang, J | 1 |
| Kaplan, H; Whitaker, DR | 1 |
| Habeeb, AF | 1 |
| Brandt, KG; DeSa, RJ; Hess, GP; Himoe, A | 1 |
| Ingles, DW; Knowles, JR | 1 |
| Hess, GP; Himoe, A | 1 |
| Boldyrev, A; Lopina, O; Prokopjeva, V; Quinn, PJ; Stubbs, C | 1 |
| Lundblad, RL; Noyes, CM | 1 |
| Evans, BL; Horton, HR; Knopp, JA | 1 |
| Chen, QX; Wang, HR; Yan, SX; Zhang, W; Zhao, H; Zheng, WZ; Zhou, HM | 1 |
| Bose, S; Hage, DS; Yang, J | 1 |
| Honjo, M; Horiike, K; Ishida, T | 1 |
| de Parseval, N; Hott, M; Lajeunie, E; Lemonnier, J; Lomri, A; Marie, PJ; Munnich, A; Renier, D | 1 |
| Brainard, JR; Chang, CH; Honaberger, DA; Naranjo, PA; Schindler, JF; Unkefer, CJ; Vanderberg, LA | 1 |
| Arvai, AS; Benkovic, SJ; Canestrelli, IL; Getzoff, ED; Koike, CK; Olender, EH; Roberts, VA; Stewart, JD; Thayer, MM | 1 |
| Hengge, AC; Hoff, RH; Keng, YF; Wu, L; Zhang, ZY | 1 |
| Arnold, FH; Gershenson, A; Giver, L; Schauerte, JA | 1 |
| Chern, MK; Chou, CC; Hsiao, CD; Hsieh, CH; Kuan, IC; Liu, LF; Tam, MF; Wu, TC; Yeh, YH | 1 |
| GOLDSCHMIDT, EP; REITER, H | 1 |
| HORTON, HR; KELLY, H; KOSHLAND, DE | 1 |
| KNOWLES, JR | 1 |
| HARVEY, DG | 1 |
| Senggunprai, L; Yamazoe, Y; Yoshinari, K | 1 |
| Fukamizo, T; Letzel, T; Ohnuma, T; Sahmel-Schneider, E; Skriver, K | 1 |
| Huţanu, CA; Pintilie, O; Zaharia, M | 1 |
| Janarthanan, S; Jestin Lenus, A; Shanthi, C; Sugaraj Samuel, R; Suresh, P | 1 |
| Anbalagan, G; Mohana, J; Sivakumar, N; Srividya, J | 1 |
| Ayuso-Fernández, I; Linde, D; Martínez, AT; Ruiz-Dueñas, FJ | 1 |
79 other study(ies) available for tryptophan and nitrophenols
| Article | Year |
|---|---|
Modification of laccase tryptophan residues with 2-hydroxy-5-nitrobenzyl bromide.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Catechol Oxidase; Hydrogen-Ion Concentration; Kinetics; Nitrophenols; Plants; Plants, Toxic; Spectrophotometry; Toxicodendron; Tryptophan | 1978 |
[Quantitative determination of the tryptophan residues modified by 2-hydroxy-5-nitrobenzyl bromide by mercaptoethane sulfonic acid hydrolysis. Application to diphtheria toxin].
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Diphtheria Toxin; Hydrolysis; Mercaptoethanol; Mesna; Nitrophenols; Tryptophan | 1976 |
The modification of the lone tryptophan residue in human serum albumin by 2-hydroxy-5-nitrobenzyl bromide. Characterization of the modified protein and the binding of L-tryptophan and benzodiazepines to the tryptophan-modified albumin.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Allosteric Site; Amino Acids; Benzodiazepines; Circular Dichroism; Humans; Kinetics; Nitrophenols; Protein Binding; Protein Conformation; Serum Albumin; Spectrometry, Fluorescence; Spectrophotometry, Ultraviolet; Tryptophan | 1978 |
Effect of modification on physico-chemical and biological properties of haptoglobin. Reaction with N-bromusuccinimide and 2-hydroxy-5-nitrobenzyl bromide.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Binding Sites; Bromosuccinimide; Chemical Phenomena; Chemistry; Haptoglobins; Hemoglobins; Humans; Nitrophenols; Protein Binding; Tryptophan | 1978 |
Studies on the effect of 2-hydroxy-5-nitrobenzyl bromide on the mechanism of insulin.
Topics: Adipose Tissue; Animals; Benzyl Compounds; Binding Sites; Carbon Radioisotopes; Cell Membrane; Cell Separation; Concanavalin A; Depression, Chemical; Insulin; Nitrophenols; Rats; Receptors, Cell Surface; Stimulation, Chemical; Tryptophan | 1975 |
On the reactivities of the tryptophan residues of human alpha-lactalbumin to 2-hydroxy-5-nitrobenzyl bromide.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Animals; Cattle; Chemical Phenomena; Chemistry; Histidine; Humans; Lactalbumin; Lactose Synthase; Nitrophenols; Structure-Activity Relationship; Tryptophan | 1977 |
Circular dichroism of hapten-antibody complexes: calculation of the interaction of a trinitrophenyl hapten with tryptophan.
Topics: Aminocaproates; Antigen-Antibody Complex; Binding Sites, Antibody; Circular Dichroism; Haptens; Models, Chemical; Nitrophenols; Tryptophan | 1976 |
Specific tritiation of indole derivatives by catalytic desulfenylation. Application to the labelling of tryptophan-containing peptides.
Topics: Animals; Biological Assay; Chromatography, Thin Layer; Gastric Juice; Indoles; Methods; Nitrophenols; Pentagastrin; Peptides; Rats; Sulfenic Acids; Tritium; Tryptophan | 1975 |
Effect of 2-hydroxy-5-nitrobenzyl bromide on proton translocation by the mitochondrial H+-ATPase.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Animals; Cattle; Hydrolysis; Intracellular Membranes; Mitochondria, Heart; Nitrophenols; Proton-Translocating ATPases; Protons; Submitochondrial Particles; Tryptophan | 1988 |
Effect of tryptophan modification in cow and buffalo alpha-lactalbumin on galactosyltransferase activity--modification by 2-nitrophenyl sulphenyl chloride and 2-hydroxy 5-nitrobenzyl bromide.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Animals; Buffaloes; Cattle; Galactosyltransferases; Lactalbumin; Nitrobenzenes; Nitrophenols; Peptide Mapping; Tryptophan | 1987 |
2-Hydroxy-5-nitrobenzyl bromide as a specific reagent for tryptophan residues in membrane proteins: bacteriorhodopsin as an example.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Bacteriorhodopsins; Indicators and Reagents; Membrane Proteins; Nitrophenols; Tryptophan | 1988 |
The effect of tryptophan modification on the structure and function of a sea snake neurotoxin.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Animals; Bromosuccinimide; Circular Dichroism; Elapid Venoms; Electric Organ; Kinetics; Models, Molecular; Neurotoxins; Nitrophenols; Protein Conformation; Receptors, Cholinergic; Spectrum Analysis, Raman; Succinimides; Torpedo; Tryptophan | 1985 |
[Modification of tryptophan residues in immunoglobulin M by 2-hydroxy-5-nitrobenzyl bromide].
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Amino Acid Sequence; Antibodies, Monoclonal; Humans; Hydrogen-Ion Concentration; Immunoglobulin M; Nitrophenols; Tryptophan; Waldenstrom Macroglobulinemia | 1985 |
Spectrophotometric estimation of protein concentration in the presence of tryptophan modified by 2-hydroxy-5-nitrobenzyl bromide.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Adsorption; Amino Acids; Hydrogen-Ion Concentration; Lactalbumin; Nitrophenols; Pepsin A; Proteins; Spectrophotometry, Ultraviolet; Trypsin Inhibitor, Kunitz Soybean; Tryptophan | 1985 |
Effect of alkylation of tryptophan residues on the enzymatic and pharmacological properties of snake venom phospholipase A2.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Alkylation; Animals; Elapid Venoms; Electric Stimulation; Heart Ventricles; Hemolysis; Kinetics; Male; Nitrophenols; Phospholipases; Phospholipases A; Phospholipases A2; Rats; Rats, Inbred Strains; Snakes; Species Specificity; Substrate Specificity; Tryptophan; Ventricular Function | 1985 |
[Chemical modification of tryptophan residues of leucyl tRNA synthetase by N-bromosuccinimide and 2-hydroxy-5-nitrobenzyl bromide].
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Amino Acyl-tRNA Synthetases; Animals; Bromosuccinimide; Cattle; Chemical Phenomena; Chemistry; Female; Fluorescence; In Vitro Techniques; Indicators and Reagents; Leucine-tRNA Ligase; Mammary Glands, Animal; Nitrophenols; Protein Denaturation; Spectrophotometry, Ultraviolet; Succinimides; Tryptophan | 1985 |
The effect of selective modification of tryptophan, lysine and arginine residues of basic brain protein on encephalitogenic activity.
Topics: Anhydrides; Animals; Antigens; Arginine; Brain; Brain Chemistry; Butanones; Cattle; Cellulose; Electrophoresis; Encephalomyelitis, Autoimmune, Experimental; Epitopes; Glycols; Lysine; Nerve Tissue Proteins; Nitrobenzenes; Nitrophenols; Spectrophotometry; Tryptophan | 1970 |
Physical and chemical differences between rabbit antibodies to the 2,4-dinitrophenyl and the 2,4,6-trinitrophenyl groups.
Topics: Animals; Antibodies; Antibodies, Anti-Idiotypic; Antigens; Binding Sites; Dinitrophenols; Fluorescent Antibody Technique; Fluorometry; gamma-Globulins; Immune Sera; Nitrophenols; Rabbits; Spectrophotometry; Tryptophan; Ultraviolet Rays | 1968 |
On the tryptophan content of neocarzinostatin.
Topics: Antibiotics, Antineoplastic; Molecular Weight; Nitrophenols; Peptides; Sulfenic Acids; Tryptophan; Zinostatin | 1970 |
Isolated adrenal cells: the partial agonists (Trp(Nps) 9 )ACTH 1-39 and (Trp(Nps) 9 )ACTH 1-24 (nitrophenyl sulfenyl derivatives of ACTH).
Topics: Adrenal Glands; Adrenocorticotropic Hormone; Animals; Cells, Cultured; Corticosterone; Nitrophenols; Rats; Receptors, Drug; Tryptophan | 1972 |
Kinetic studies of a hepatoma alkaline phosphatase.
Topics: Alkaline Phosphatase; Amino Acids; Ascitic Fluid; Binding, Competitive; Carcinoma, Hepatocellular; Chromatography, DEAE-Cellulose; Chromatography, Gel; Electrophoresis, Polyacrylamide Gel; Glycerophosphates; Humans; Kinetics; Leucine; Liver Neoplasms; Mathematics; Nitrophenols; Norleucine; Phenols; Phenylalanine; Phosphates; Tryptophan | 1973 |
Sulfenyl halides as modifying reagents for polypeptides and proteins. IV. On the conversion of 2-thio-aryl-tryptophan to 2-hydroxy-tryptophan.
Topics: 5-Hydroxytryptophan; Chemical Phenomena; Chemistry; Nitrophenols; Peptides; Serotonin; Sulfides; Tryptamines; Tryptophan | 1968 |
The specificity of the S1' subsite of papain.
Topics: Amides; Benzyl Compounds; Binding Sites; Glycine; Hydrogen-Ion Concentration; Kinetics; Leucine; Nitrophenols; Papain; Protein Binding; Tryptophan | 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 |
Species specificity in response to tryptophan modified encephalitogen.
Topics: Amino Acid Sequence; Animals; Encephalomyelitis, Autoimmune, Experimental; Formates; Guinea Pigs; Haplorhini; Hydrochloric Acid; Myelin Sheath; Nerve Tissue Proteins; Nitrobenzenes; Nitrophenols; Peptides; Rabbits; Species Specificity; Sulfenic Acids; Tryptophan | 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 |
Structure of crystalline methyl-chymotrypsin.
Topics: Acetates; Ammonium Sulfate; Binding Sites; Carbon Isotopes; Chromatography, Ion Exchange; Chymotrypsin; Crystallization; Histidine; Indoles; Mathematics; Methylation; Models, Structural; Nitrobenzenes; Nitrophenols; Protein Binding; Protein Conformation; Serine; Sulfonic Acids; Tosyl Compounds; Tryptophan; Ultrafiltration; X-Ray Diffraction | 1972 |
The -chymotrypsin-catalyzed hydrolysis of N-acetyl-L-tryptophan p-nitrophenyl ester in dimethyl sulfoxide at subzero temperatures.
Topics: Acetates; Acylation; Catalysis; Chromatography, Gel; Chymotrypsin; Circular Dichroism; Cold Temperature; Dimethyl Sulfoxide; Esters; Hydrolysis; Nitrophenols; Osmolar Concentration; Protein Conformation; Spectrometry, Fluorescence; Spectrophotometry, Ultraviolet; Tryptophan | 1973 |
The reaction of dimethyl(2-hydroxy-5-nitrobenzyl)sulfonium bromide with N-acetyl-L-tryptophan amide.
Topics: Acetamides; Chemical Phenomena; Chemistry; Chromatography, Thin Layer; Deuterium; Indicators and Reagents; Indoles; Magnetic Resonance Spectroscopy; Mass Spectrometry; Nitrophenols; Onium Compounds; Piperidones; Sulfides; Tryptophan | 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 |
Kinetics and spectral properties of carboxypeptidase A labeled with the 2-hydroxy-5-nitrobenzyl reporter group.
Topics: Amino Acids; Animals; Benzyl Compounds; Binding Sites; Carboxypeptidases; Cattle; Chromatography, Gel; Chromatography, Ion Exchange; Circular Dichroism; Computers; Hydrogen-Ion Concentration; Kinetics; Nitrophenols; Phenylpropionates; Protein Binding; Protein Conformation; Spectrometry, Fluorescence; Spectrophotometry; Spectrophotometry, Ultraviolet; Structure-Activity Relationship; Tryptophan; Ultracentrifugation | 1973 |
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 |
On the tryptophan residue in porcine LH and FSH-releasing hormone.
Topics: Animals; Benzyl Compounds; Biological Assay; Chemical Phenomena; Chemistry; Female; Fluoroacetates; Follicle Stimulating Hormone; Formates; Luteinizing Hormone; Metabolism; Nitrophenols; Oxidation-Reduction; Pituitary Hormone-Releasing Hormones; Radioimmunoassay; Rats; Structure-Activity Relationship; Swine; Tryptophan | 1971 |
Properties of thiol-subtilisin. The consequences of converting the active serine residue to cysteine in a serine protease.
Topics: Acetates; Amino Acids; Bacillus subtilis; Binding Sites; Cysteine; Fluorescence; Hydrogen-Ion Concentration; Nitrophenols; Optical Rotatory Dispersion; Peptide Hydrolases; Protein Binding; Serine; Spectrum Analysis; Tryptophan; Ultracentrifugation; Ultraviolet Rays | 1968 |
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 |
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 |
Active transport of 5-hydroxyindoleacetic acid by the rabbit choroid plexus in vitro. Blockade by probenecid and metabolic inhibitors.
Topics: Aminohippuric Acids; Animals; Biological Transport, Active; Carbon Isotopes; Choroid Plexus; Chromatography, Thin Layer; Depression, Chemical; Ethylmaleimide; Hydroxyindoleacetic Acid; In Vitro Techniques; Iodoacetates; Male; Nitrophenols; Norepinephrine; Osmolar Concentration; Ouabain; Probenecid; Rabbits; Serotonin; Time Factors; Tritium; Tryptophan | 1972 |
A comparison of the utilization of methyl and p-nitrophenyl esters in determining the specificity of -chymotrypsin.
Topics: Acetates; Alanine; Catalysis; Chymotrypsin; Glycine; Hydrolysis; Kinetics; Leucine; Methanol; Nitrophenols; Phenylalanine; Stereoisomerism; Structure-Activity Relationship; Tryptophan; Valine | 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 |
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 |
Suppression of experimental allergic encephalomyelitis by chemically modified encephalitogen.
Topics: Animals; Antigens; Binding Sites, Antibody; Brain Stem; Cerebellum; Electrophoresis, Polyacrylamide Gel; Encephalomyelitis, Autoimmune, Experimental; Formates; Guinea Pigs; Myelin Sheath; Nerve Tissue Proteins; Nitrobenzenes; Nitrophenols; Spectrophotometry; Spinal Cord; Sulfenic Acids; Tryptophan | 1972 |
Reaction of 2-hydroxy-5-nitrobenzylated carboxypeptidase A with 14 C-1-fluoro-2,4-dinitrobenzene.
Topics: Alanine; Alkylation; Amino Acids; Aspartic Acid; Benzyl Compounds; Carbon Isotopes; Carboxypeptidases; Chemical Phenomena; Chemistry; Chromatography, Ion Exchange; Chromatography, Thin Layer; Dinitrophenols; Fluorine; Fluorometry; Guanidines; Hydrolysis; Nitrobenzenes; Nitrophenols; Protein Denaturation; Serine; Spectrophotometry; Tryptophan; Ultraviolet Rays | 1971 |
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 |
Studies on the catalytic action of poly-alpha-amino acids. 3. Hydrolysis of p-nitrophenyl acetate by the copolymer of tryptophan and glutamic acid.
Topics: Acetates; Catalysis; Chemical Phenomena; Chemistry; Glutamates; Hydrogen-Ion Concentration; Nitrophenols; Polymers; Spectrum Analysis; Temperature; Tryptophan | 1970 |
Localization of the active site through chemical modification of the encephalitogenic protein.
Topics: Amino Acids; Animals; Binding Sites; Biological Assay; Bromides; Chemical Phenomena; Chemistry; Chlorides; Chromatography, Gel; Cyanides; Electrophoresis, Disc; Encephalomyelitis, Autoimmune, Experimental; Formates; Guinea Pigs; Methionine; Nerve Tissue Proteins; Nitrobenzenes; Nitrophenols; Peptide Hydrolases; Rabbits; Species Specificity; Tryptophan | 1970 |
Reactivities of the tryptophan residues of alpha-lactalbumin and lysozyme to 2-hydroxy-5-nitrobenzyl bromide.
Topics: Albumins; Chemical Phenomena; Chemistry; Models, Structural; Molecular Biology; Muramidase; Nitrophenols; Tryptophan | 1970 |
Demonstration of a change in the rate-determining step in papain- and ficin-catalyzed acyl-transfer reactions.
Topics: Acylation; Amides; Benzyl Compounds; Chemical Phenomena; Chemistry; Endopeptidases; Enzyme Activation; Esters; Formates; Glycine; Hippurates; Histidine; Hydrogen-Ion Concentration; Kinetics; Mathematics; Nitrophenols; Osmolar Concentration; Papain; Protein Binding; Spectrophotometry; Thiosulfates; Tryptophan | 1971 |
Biosynthesis of pyrrolnitrins by analogue-resistant mutants of Pseudomonas fluorescens.
Topics: Antifungal Agents; Biological Assay; Carbon Isotopes; Chemical Phenomena; Chemistry; Culture Media; Drug Resistance, Microbial; Fermentation; Fluorine; Genetics, Microbial; Mutation; Neurospora; Nitrophenols; Pseudomonas; Pyrroles; Stereoisomerism; Tryptophan | 1971 |
The reaction of dimethyl (2-hydroxy-5-nitrobenzyl) sulfonium salts with tryptophan ethyl ester.
Topics: Alkylation; Bromine; Chemical Phenomena; Chemistry; Chromatography, Thin Layer; Cyclization; Esters; Ethanol; Models, Structural; Nitrophenols; Onium Compounds; Stereoisomerism; Sulfur; Tryptophan | 1971 |
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 |
Enzymic and immunochemical properties of lysozyme. II. Conformation, immunochemistry and enzymic activity of a derivative modified at tryptophan.
Topics: Amino Acids; Animals; Antibody Formation; Electrophoresis, Disc; Formates; Immunochemistry; Muramidase; Nitrophenols; Rabbits; Sulfonic Acids; Tryptophan; Ultracentrifugation | 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 |
Specificity and stereospecificity of alpha-chymotrypsin.
Topics: Binding Sites; Chemical Phenomena; Chemistry; Chymotrypsin; Glycine; Hydrogen-Ion Concentration; Kinetics; Leucine; Models, Chemical; Nitrophenols; Phenylalanine; Tryptophan | 1967 |
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 |
The modulation of Ca-ATPase activity and protein-lipid interactions in the sarcoplasmic reticulum by ATP.
Topics: Adenosine Triphosphate; Animals; Calcium; Calcium-Transporting ATPases; Drug Interactions; Edetic Acid; Guanosine Triphosphate; Hydrolysis; In Vitro Techniques; Kinetics; Lipid Metabolism; Muscles; Nitrophenols; Organophosphorus Compounds; Proteins; Pyrenes; Rabbits; Sarcoplasmic Reticulum; Tryptophan | 1983 |
Observations on the reaction of 2-hydroxy-5-nitrobenzyl bromide with a peptide-bound tryptophanyl residue.
Topics: 2-Hydroxy-5-nitrobenzyl Bromide; Alkylation; Chemical Phenomena; Chemistry; Chromatography, High Pressure Liquid; Nitrophenols; Peptides; Tryptophan | 1984 |
Effect of hydroxynitrobenzylation of tryptophan-177 on reactivity of active site cysteine-25 in papain.
Topics: Acetamides; Acetates; Alkylating Agents; Binding Sites; Cysteine; Ethylmaleimide; Glycine; Kinetics; Nitrophenols; Papain; Tryptophan | 1981 |
Kinetics of inhibition of alkaline phosphatase from green crab (Scylla serrata) by N-bromosuccinimide.
Topics: Alkaline Phosphatase; Animals; Binding Sites; Brachyura; Bromosuccinimide; Kinetics; Models, Chemical; Nitrophenols; Organophosphorus Compounds; Tryptophan | 1996 |
Guidelines in selecting ligand concentrations for the determination of binding constants by affinity capillary electrophoresis.
Topics: Cyclodextrins; Electrophoresis, Capillary; Humans; Ligands; Nitrophenols; Protein Binding; Serum Albumin; Stereoisomerism; Tryptophan | 1997 |
Semi-micro-scale frontal gel chromatography of interacting systems of a protein and small molecules: binding of warfarin, tryptophan, or FMN to albumin, and of o-nitrophenol to catechol 2,3-dioxygenase.
Topics: Animals; Catechol 2,3-Dioxygenase; Cattle; Chromatography, Gel; Dioxygenases; Flavin Mononucleotide; Humans; Ligands; Nitrophenols; Oxygenases; Protein Binding; Serum Albumin; Serum Albumin, Bovine; Tryptophan; Warfarin | 1997 |
Increased calvaria cell differentiation and bone matrix formation induced by fibroblast growth factor receptor 2 mutations in Apert syndrome.
Topics: Acrocephalosyndactylia; Alkaline Phosphatase; Amino Acid Substitution; Blotting, Northern; Bone Matrix; Cell Differentiation; Cell Division; Cells, Cultured; Collagen; Fetus; Fibroblast Growth Factor 2; Gene Expression; Histocytochemistry; Humans; Infant; Nitrophenols; Osteogenesis; Point Mutation; Receptors, Fibroblast Growth Factor; Serine; Skull; Tryptophan | 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 |
Structural basis for amide hydrolysis catalyzed by the 43C9 antibody.
Topics: Amides; Amino Acid Sequence; Antibodies, Catalytic; Binding Sites, Antibody; Catalysis; Cell Line, Transformed; Complementarity Determining Regions; Computer Simulation; Crystallography, X-Ray; Hydrolysis; Immunoglobulin Fragments; Immunoglobulin Variable Region; Models, Molecular; Molecular Sequence Data; Nitrophenols; Protein Conformation; Structure-Activity Relationship; Substrate Specificity; Tryptophan | 1999 |
Effects on general acid catalysis from mutations of the invariant tryptophan and arginine residues in the protein tyrosine phosphatase from Yersinia.
Topics: Acids; Arginine; Catalysis; Hydrogen-Ion Concentration; Kinetics; Mutagenesis, Site-Directed; Nitrogen Isotopes; Nitrophenols; Oxygen Isotopes; Protein Tyrosine Phosphatases; Protons; Substrate Specificity; Tryptophan; Yersinia | 2000 |
Tryptophan phosphorescence study of enzyme flexibility and unfolding in laboratory-evolved thermostable esterases.
Topics: Directed Molecular Evolution; Dithionitrobenzoic Acid; Enzyme Stability; Esterases; Hydrogen-Ion Concentration; Hydrolysis; Kinetics; Luminescent Measurements; Models, Molecular; Mutation; Nitrophenols; Pliability; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Temperature; Tryptophan; Vibration | 2000 |
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 |
Requirement for protein synthesis in transduction.
Topics: Amino Acids; Chloramphenicol; Cyanides; Nitrophenols; Protein Biosynthesis; Salmonella Phages; Tryptophan; Viral Proteins | 1962 |
ENVIRONMENTALLY SENSITIVE PROTEIN REAGENTS. 2-METHOXY-5-NITROBENZYL BROMIDE.
Topics: Amino Acids; Anisoles; Bromides; Carbon Tetrachloride; Chemical Phenomena; Chemistry; Chloroform; Dimethyl Sulfoxide; Dioxins; Ethanol; Indicators and Reagents; Methanol; Methionine; Nitrobenzenes; Nitrophenols; Proteins; Research; Solvents; Spectrophotometry; Tryptophan | 1965 |
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 |
The quantitative response of the oxygen consumption and weight of guinea pigs to some metabolic stimulants, with a note on 5-iodotryptophan.
Topics: Body Weight; Central Nervous System Agents; Guinea Pigs; Metabolism; Nitrophenols; Oxygen Consumption; Tryptophan | 1959 |
Inhibitory effects of kynurenic acid, a tryptophan metabolite, and its derivatives on cytosolic sulfotransferases.
Topics: Animals; Enzyme Activation; Excitatory Amino Acid Antagonists; Humans; Kinetics; Kynurenic Acid; Mefenamic Acid; Mice; Mice, Inbred C57BL; Nitrophenols; Recombinant Proteins; Sulfotransferases; Tryptophan | 2009 |
Chitinase-catalyzed hydrolysis of 4-nitrophenyl penta-N-acetyl-β-chitopentaoside as determined by real-time ESIMS: the 4-nitrophenyl moiety of the substrate interacts with the enzyme binding site.
Topics: Binding Sites; Catalysis; Chitinases; Hydrolysis; Models, Molecular; Nitrophenols; Oligosaccharides; Protein Binding; Spectrometry, Mass, Electrospray Ionization; Substrate Specificity; Tryptophan | 2011 |
Quenching of tryptophan fluorescence in the presence of 2,4-DNP, 2,6-DNP, 2,4-DNA and DNOC and their mechanism of toxicity.
Topics: 2,4-Dinitrophenol; Anisoles; Dinitrocresols; Ethers; Germination; Linear Models; Models, Molecular; Nitrophenols; Nonlinear Dynamics; Quantitative Structure-Activity Relationship; Seeds; Spectrometry, Fluorescence; Spectrophotometry, Ultraviolet; Thermodynamics; Triticum; Tryptophan | 2013 |
Synthesis, growth and spectral, optical and thermal characterization studies on L-Tryptophan p-nitrophenol (LTPN) single crystals for NLO applications.
Topics: Crystallization; Differential Thermal Analysis; Nitrophenols; Nonlinear Dynamics; Optical Phenomena; Proton Magnetic Resonance Spectroscopy; Spectrophotometry, Ultraviolet; Spectroscopy, Fourier Transform Infrared; Temperature; Thermogravimetry; Tryptophan; X-Ray Diffraction | 2015 |
Growth, crystalline perfection, spectral and optical characterization of a novel optical material: l-tryptophan p-nitrophenol trisolvate single crystal.
Topics: Crystallization; Differential Thermal Analysis; Hardness; Lasers; Luminescence; Molecular Conformation; Nitrophenols; Optical Phenomena; Refractometry; Solubility; Spectrophotometry, Ultraviolet; Spectroscopy, Fourier Transform Infrared; Spectrum Analysis, Raman; Thermogravimetry; Tryptophan; Vibration; X-Ray Diffraction | 2015 |
Different fungal peroxidases oxidize nitrophenols at a surface catalytic tryptophan.
Topics: Basidiomycota; Catalytic Domain; Escherichia coli; Fungal Proteins; Kinetics; Mutagenesis, Site-Directed; Nitrophenols; Oxidation-Reduction; Peroxidases; Pleurotus; Protein Binding; Tryptophan | 2019 |