KEGG   ENZYME: 3.1.1.46Help
Entry
EC 3.1.1.46                 Enzyme                                 

Name
deoxylimonate A-ring-lactonase
Class
Hydrolases;
Acting on ester bonds;
Carboxylic-ester hydrolases
BRITE hierarchy
Sysname
deoxylimonate A-ring-lactonohydrolase
Reaction(IUBMB)
deoxylimonate + H2O = deoxylimononic acid D-ring-lactone [RN:R03803]
Reaction(KEGG)
Substrate
deoxylimonate [CPD:C02027];
H2O [CPD:C00001]
Product
deoxylimononic acid D-ring-lactone [CPD:C04251]
Comment
The enzyme opens the A-ring-lactone of the triterpenoid deoxylimonic acid, leaving the D-ring-lactone intact.
History
EC 3.1.1.46 created 1983
Reference
1
  Authors
Hasegawa, H., Bennett, R.D. and Verdon, C.P.
  Title
Metabolism of limonoids via a deoxylimonoid pathway in Citrus.
  Journal
Phytochemistry 19 (1980) 1445-1447.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
75788-82-8

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