Tags: Enzyme.
In enzymology a vetispiradiene synthase (EC 4.2.3.21) is an enzyme of Egyptian henbane that catalyzes the following chemical reaction:transtrans-farnesyl diphosphate vetispiradiene + diphosphateHence this enzyme has one substrate transtrans-farnesyl diphosphate and two products vetispiradiene and diphosphate.This enzyme belongs to the family of lyases specifically those carbon-oxygen lyases acting on phosphates.