Geranyltranstransferase

**Definition:** An enzyme involved in the MEVALONATE pathway, it catalyses the synthesis of farnesyl diphosphate from isopentenyl diphosphate and dimethylallyl diphosphate.

**Tree numbers:** - D08.811.913.225.450

**Synonyms:** - Farnesyl Diphosphate Synthase - Farnesyl Pyrophosphate Synthetase - Geranyltransferase - Farnesyl Diphosphate Synthetase - FPP Synthetase