Tags: Enzyme.
In enzymology a formimidoyltetrahydrofolate cyclodeaminase (EC 4.3.1.4) is an enzyme that catalyzes the chemical reaction5-formimidoyltetrahydrofolate 510-methenyltetrahydrofolate + NH3Hence this enzyme has one substrate 5-formimidoyltetrahydrofolate and two products 510-methenyltetrahydrofolate and NH3.This enzyme belongs to the family of lyases specifically ammonia lyases which cleave carbon-nitrogen bonds.