KEGG   ENZYME: 4.2.3.122
Entry
EC 4.2.3.122                Enzyme                                 
Name
(+)-beta-pinene synthase;
(+)-pinene cyclase;
cyclase III
Class
Lyases;
Carbon-oxygen lyases;
Acting on phosphates
Sysname
geranyl-diphosphate diphosphate-lyase [(+)-beta-pinene-forming]
Reaction(IUBMB)
geranyl diphosphate = (+)-beta-pinene + diphosphate [RN:R09975]
Reaction(KEGG)
R09975
Substrate
geranyl diphosphate [CPD:C00341]
Product
(+)-beta-pinene [CPD:C20244];
diphosphate [CPD:C00013]
Comment
Cyclase III from Salvia officinalis (sage) gives roughly equal parts of (+)-beta-pinene and (+)-alpha-pinene. See EC 4.2.3.121, (+)-alpha-pinene synthase.
History
EC 4.2.3.122 created 2012
Reference
1  [PMID:8109978]
  Authors
Wagschal KC, Pyun HJ, Coates RM, Croteau R.
  Title
Monoterpene biosynthesis: isotope effects associated with bicyclic olefin formation catalyzed by pinene synthases from sage (Salvia officinalis).
  Journal
Arch Biochem Biophys 308:477-87 (1994)
DOI:10.1006/abbi.1994.1068
Reference
2  [PMID:8109979]
  Authors
Pyun HJ, Wagschal KC, Jung DI, Coates RM, Croteau R
  Title
Stereochemistry of the proton elimination in the formation of (+)- and (-)-alpha-pinene by monoterpene cyclases from sage (Salvia officinalis).
  Journal
Arch Biochem Biophys 308:488-96 (1994)
DOI:10.1006/abbi.1994.1069
Other DBs
ExplorEnz - The Enzyme Database: 4.2.3.122
IUBMB Enzyme Nomenclature: 4.2.3.122
ExPASy - ENZYME nomenclature database: 4.2.3.122
BRENDA, the Enzyme Database: 4.2.3.122

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