Histidine sequences in the active centres of some 'serine' proteinases.
D000595:Amino Acid Sequence; D000818:Animals; D002268:Carboxypeptidases; D002417:Cattle; D002918:Chymotrypsin / Q000032:analysis*; D004586:Electrophoresis; D004792:Enzyme Precursors / Q000032:analysis*; D006639:Histidine / Q000032:analysis*; D006863:Hydrogen-Ion Concentration; D066298:In Vitro Techniques; D007659:Ketones; D010196:Pancreatic Elastase / Q000032:analysis*; D010455:Peptides / Q000032:analysis*; D012694:Serine; D013552:Swine; D014357:Trypsin / Q000032:analysis*
D004792:Enzyme Precursors; D007659:Ketones; D010455:Peptides; D012694:Serine; D006639:Histidine; D002268:Carboxypeptidases; D002918:Chymotrypsin; D010196:Pancreatic Elastase; D014357:Trypsin