What is "fibrolase"

Fibrolase (, fibrinolytic proteinase, Agkistrodon contortrix contortrix metalloproteinase, Agkistrodon contortrix contortrix venom metalloproteinase) is an enzyme. This enzyme catalyses the following chemical reaction

Hydrolysis of -Ala-Leu- in insulin B chain and -Lys-Leu- in Aalpha-chain of fibrinogen

This enzyme is present in the venom of the southern copperhead snake ( Agkistrodon contortrix contortrix).