Syn-pimara-7,15-diene synthase explained

syn-Pimara-7,15-diene synthase (EC 4.2.3.35, 9β-pimara-7,15-diene synthase, OsDTS2, OsKS4) is an enzyme with systematic name 9α-copalyl-diphosphate diphosphate-lyase (9β-pimara-7,15-diene-forming).^{[1] [2]} This enzyme catalyses the following chemical reaction

9α-copalyl diphosphate

9β-pimara-7,15-diene + diphosphate

This enzyme is a class I terpene synthase.

Notes and References

1. Wilderman PR, Xu M, Jin Y, Coates RM, Peters RJ . Identification of syn-pimara-7,15-diene synthase reveals functional clustering of terpene synthases involved in rice phytoalexin/allelochemical biosynthesis . Plant Physiology . 135 . 4 . 2098–105 . August 2004 . 15299118 . 520781 . 10.1104/pp.104.045971 .
2. Otomo K, Kanno Y, Motegi A, Kenmoku H, Yamane H, Mitsuhashi W, Oikawa H, Toshima H, Itoh H, Matsuoka M, Sassa T, Toyomasu T . Diterpene cyclases responsible for the biosynthesis of phytoalexins, momilactones A, B, and oryzalexins A-F in rice . Bioscience, Biotechnology, and Biochemistry . 68 . 9 . 2001–6 . September 2004 . 15388982 . 10.1271/bbb.68.2001 . free .