Terpentedienyl-diphosphate synthase (EC 5.5.1.15, terpentedienol diphosphate synthase, Cyc1, clerodadienyl diphosphate synthase) is an enzyme with systematic name terpentedienyl-diphosphate lyase (decyclizing).
[1][2][3] This enzyme catalyses the following chemical reaction This enzyme requires Mg2+.