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Aminopeptidase, Pyroglutamate

An enzyme that catalyzes the release of a N-terminal pyroglutamyl group from a polypeptide provided the next residue is not Proline. It is inhibited by thiol-blocking reagents and occurs in mammalian Tissues, microorganisms, and Plants. (From Enzyme Nomenclature, 1992) EC 3.4.19.3.