Wikipedia
Ophiolysin
Ophiolysin (, Ophiophagus metalloendopeptidase) is an enzyme. This enzyme catalyses the following chemical reaction
Cleavage of Asn-Gln, Gln-His, His-Leu, Ala-Leu, and Tyr-Leu in insulin B chainThis endopeptidase is present in the venom of the king cobra ( Ophiophagus hannah)