title: Disulfide bonds of pepsinogen and pepsin: identification of the disulfide bonds which can be reversibly reduced and reoxidized.
mesh_terms: D000081:Acetamides; D000478:Alkylation; D000595:Amino Acid Sequence; D000596:Amino Acids / Q000032:analysis; D000818:Animals; D002247:Carbon Isotopes; D002384:Catalysis; D055598:Chemical Phenomena; D002621:Chemistry; D002852:Chromatography, Ion Exchange; D002854:Chromatography, Paper; D002918:Chymotrypsin; D003545:Cysteine / Q000032:analysis; D004220:Disulfides; D004590:Electrophoresis, Paper; D004789:Enzyme Activation; D007461:Iodoacetates; D008623:Mercaptoethanol; D010084:Oxidation-Reduction; D010434:Pepsin A; D010435:Pepsinogens; D010455:Peptides / Q000032:analysis / Q000302:isolation & purification; D011489:Protein Denaturation; D013440:Sulfides / Q000032:analysis; D013552:Swine; D014357:Trypsin; D014508:Urea
chemical_list: D000081:Acetamides; D000596:Amino Acids; D002247:Carbon Isotopes; D004220:Disulfides; D007461:Iodoacetates; D010435:Pepsinogens; D010455:Peptides; D013440:Sulfides; D008623:Mercaptoethanol; D014508:Urea; D002918:Chymotrypsin; D014357:Trypsin; D010434:Pepsin A; D003545:Cysteine