title: Amino-terminal groups in zymogen activation: effect of nitrous acid on pepsin.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D001669:Biochemical Phenomena; D001671:Biochemistry; D002364:Caseins; D010450:Endopeptidases; D004789:Enzyme Activation; D004792:Enzyme Precursors; D007532:Isoleucine; D008239:Lysine; D009573:Nitrites; D010434:Pepsin A / Q000032:analysis; D012694:Serine; D014364:Tryptophan
chemical_list: D000596:Amino Acids; D002364:Caseins; D004792:Enzyme Precursors; D009573:Nitrites; D007532:Isoleucine; D012694:Serine; D014364:Tryptophan; D010450:Endopeptidases; D010434:Pepsin A; D008239:Lysine