IUBMB Enzyme Nomenclature


Accepted name: tripeptide aminopeptidase

Reaction: Release of the N-terminal residue from a tripeptide

Other names: tripeptidase; aminotripeptidase; aminoexotripeptidase; lymphopeptidase; imidoendopeptidase; peptidase B; alanine-phenylalanine-proline arylamidase; peptidase T

Comments: A zinc enzyme, widely distributed in mammalian tissues. Formerly EC

Links to other databases: BRENDA, EXPASY, KEGG, MEROPS, Metacyc, PDB, CAS registry number: 9056-26-2


1. Doumeng, C. and Maroux, S. Aminopeptidase, a cytosol enzyme from rabbit intestinal mucosa. Biochem. J. 177 (1979) 801-808. [PMID: 109082]

2. Sachs, L. and Marks, N. A highly specific aminotripeptidase of rat brain cytosol. Substrate specifity and effects of inhibitors. Biochim. Biophys. Acta 706 (1982) 229-238. [PMID: 7126601]

[EC created 1961 as EC, transferred 1972 to EC]

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