Delta-amyrin synthase
δ-Amyrin synthase (EC 5.4.99.55, SlTTS2 (gene)) is an enzyme with systematic name (3S)-2,3-epoxy-2,3-dihydrosqualene mutase (cyclizing, delta-amyrin-forming).[1] This enzyme catalyses the following chemical reaction
- (3S)-2,3-epoxy-2,3-dihydrosqualene delta-amyrin
| δ-Amyrin synthase | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Identifiers | |||||||||
| EC no. | 5.4.99.55 | ||||||||
| Databases | |||||||||
| IntEnz | IntEnz view | ||||||||
| BRENDA | BRENDA entry | ||||||||
| ExPASy | NiceZyme view | ||||||||
| KEGG | KEGG entry | ||||||||
| MetaCyc | metabolic pathway | ||||||||
| PRIAM | profile | ||||||||
| PDB structures | RCSB PDB PDBe PDBsum | ||||||||
| |||||||||
The enzyme from tomato (Solanum lycopersicum) gives delta-amyrin, alpha-amyrin, beta-amyrin.
References
- Wang Z, Guhling O, Yao R, Li F, Yeats TH, Rose JK, Jetter R (January 2011). "Two oxidosqualene cyclases responsible for biosynthesis of tomato fruit cuticular triterpenoids". Plant Physiology. 155 (1): 540–52. doi:10.1104/pp.110.162883. PMC 3075788. PMID 21059824.
External links
- Delta-amyrin+synthase at the U.S. National Library of Medicine Medical Subject Headings (MeSH)
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