Entry
Name
abieta-7,13-diene synthase;
copalyl-diphosphate diphosphate-lyase (cyclizing) (ambiguous);
abietadiene synthase (ambiguous)
Class
Lyases;
Carbon-oxygen lyases;
Acting on phosphates
BRITE hierarchy
Sysname
(+)-copalyl-diphosphate diphosphate-lyase [cyclizing, abieta-7,13-diene-forming]
Reaction(IUBMB)
(+)-copalyl diphosphate = abieta-7,13-diene + diphosphate [RN:
R06301 ]
Reaction(KEGG)
Substrate
(+)-copalyl diphosphate [CPD:
C11901 ]
Product
Comment
Part of a bifunctional enzyme involved in the biosynthesis of abietadiene. See also EC
5.5.1.12 , copalyl diphosphate synthase. Requires Mg2+.
History
EC 4.2.3.18 created 2002, modified 2012
Pathway
ec01110 Biosynthesis of secondary metabolites
Orthology
K12927 abietadiene/neoabietadiene/copalyl diphosphate synthase
Reference
Authors
Peters RJ, Flory JE, Jetter R, Ravn MM, Lee HJ, Coates RM, Croteau RB.
Title
Abietadiene synthase from grand fir (Abies grandis): characterization and mechanism of action of the "pseudomature" recombinant enzyme.
Journal
Sequence
Reference
Authors
Peters RJ1, Ravn MM, Coates RM, Croteau RB
Title
Bifunctional abietadiene synthase: free diffusive transfer of the (+)-copalyl diphosphate intermediate between two distinct active sites.
Journal
Sequence
Reference
Authors
Peters RJ, Croteau RB.
Title
Abietadiene synthase catalysis: mutational analysis of a prenyl diphosphate ionization-initiated cyclization and rearrangement.
Journal
Sequence
Reference
Authors
Peters RJ, Croteau RB.
Title
Abietadiene synthase catalysis: conserved residues involved in protonation-initiated cyclization of geranylgeranyl diphosphate to (+)-copalyl diphosphate.
Journal
Sequence
Reference
Authors
Ravn MM, Peters RJ, Coates RM, Croteau R.
Title
Mechanism of abietadiene synthase catalysis: stereochemistry and stabilization of the cryptic pimarenyl carbocation intermediates.
Journal
Other DBs
ExplorEnz - The Enzyme Database: 4.2.3.18
ExPASy - ENZYME nomenclature database: 4.2.3.18
LinkDB
All DBs