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Adamalysin

Adamalysin (, Crotalus adamanteus metalloendopeptidase, proteinase I and II, Crotalus adamanteus venom proteinase II, adamalysin II) is an enzyme. This enzyme catalyses the following chemical reaction

Cleavage of Phe-Val, His-Leu, His-Leu, Ala-Leu, Leu-Tyr, and Tyr-Leu of insulin B chain

This enzyme is present in the venom of the eastern diamondback rattlesnake ( Crotalus adamanteus).