Isolation and sequence of peptides at the active center of bovine carboxypeptidase B.

Alkylation Amides Amino Acid Sequence Amino Acids/analysis Aminopeptidases Animals Binding Sites Carbon Isotopes Carboxypeptidases/analysis,isolation & purification Cattle Chemical Phenomena Chemistry Chromatography, Gel Chromatography, Ion Exchange Chymotrypsin Crystallization Enzyme Precursors/isolation & purification Guanidines Iodoacetates Methods Pancreatic Juice/enzymology Papain Peptides/analysis,isolation & purification Tyrosine

Amides Amino Acids Carbon Isotopes Enzyme Precursors Guanidines Iodoacetates Peptides Tyrosine Carboxypeptidases Aminopeptidases Chymotrypsin Papain