(E)-β-Ocimene synthase (EC 4.2.3.106, β-ocimene synthase, AtTPS03, ama0a23, LjEbetaOS, MtEBOS) is an enzyme with systematic name geranyl-diphosphate diphosphate-lyase ((E)-β-ocimene-forming).[1][2][3][4] This enzyme catalyses the following chemical reaction
| (E)-β-ocimene synthase | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Identifiers | |||||||||
| EC no. | 4.2.3.106 | ||||||||
| Databases | |||||||||
| IntEnz | IntEnz view | ||||||||
| BRENDA | BRENDA entry | ||||||||
| ExPASy | NiceZyme view | ||||||||
| KEGG | KEGG entry | ||||||||
| MetaCyc | metabolic pathway | ||||||||
| PRIAM | profile | ||||||||
| PDB structures | RCSB PDB PDBe PDBsum | ||||||||
| |||||||||
- geranyl diphosphate (E)-β-ocimene + diphosphate
This enzyme is widely distributed in plants, which release β-ocimene when attacked by herbivorous insects.
References
edit- ^ Fäldt J, Arimura G, Gershenzon J, Takabayashi J, Bohlmann J (March 2003). "Functional identification of AtTPS03 as (E)-β-ocimene synthase: a monoterpene synthase catalyzing jasmonate- and wound-induced volatile formation in Arabidopsis thaliana". Planta. 216 (5): 745–51. doi:10.1007/s00425-002-0924-0. PMID 12624761.
- ^ Dudareva N, Martin D, Kish CM, Kolosova N, Gorenstein N, Fäldt J, Miller B, Bohlmann J (May 2003). "(E)-βocimene and myrcene synthase genes of floral scent biosynthesis in snapdragon: function and expression of three terpene synthase genes of a new terpene synthase subfamily". The Plant Cell. 15 (5): 1227–41. doi:10.1105/tpc.011015. PMC 153728. PMID 12724546.
- ^ Arimura G, Ozawa R, Kugimiya S, Takabayashi J, Bohlmann J (August 2004). "Herbivore-induced defense response in a model legume. Two-spotted spider mites induce emission of (E)-beta(E)-β-ocimene and transcript accumulation of (E)-β-ocimene synthase in Lotus japonicus". Plant Physiology. 135 (4): 1976–83. doi:10.1104/pp.104.042929. PMC 520769. PMID 15310830.
- ^ Navia-Giné WG, Yuan JS, Mauromoustakos A, Murphy JB, Chen F, Korth KL (May 2009). "Medicago truncatula (E)-β-ocimene synthase is induced by insect herbivory with corresponding increases in emission of volatile ocimene". Plant Physiology and Biochemistry. 47 (5): 416–25. doi:10.1016/j.plaphy.2009.01.008. PMC 2710562. PMID 19249223.
External links
edit- (E)-beta-ocimene+synthase at the U.S. National Library of Medicine Medical Subject Headings (MeSH)
