Entry
Name
8'-apo-carotenoid 13,14-cleaving dioxygenase;
NACOX1 (gene name)
Class
Oxidoreductases;
Acting on single donors with incorporation of molecular oxygen (oxygenases);
With incorporation of two atoms of oxygen
BRITE hierarchy
Sysname
8'-apo-beta-carotenal:oxygen 13,14-dioxygenase (bond-cleaving)
Reaction(IUBMB)
8'-apo-beta-carotenal + O2 = 13-apo-beta-carotenone + 2,6-dimethyldeca-2,4,6,8-tetraenedial [RN:
R11052 ]
Reaction(KEGG)
Substrate
Product
13-apo-beta-carotenone [CPD:
C20696 ];
2,6-dimethyldeca-2,4,6,8-tetraenedial [CPD:
C21078 ]
Comment
Isolated from the bacterium Novosphingobium aromaticivorans. It is less active with 4'-apo-beta-carotenal and gamma-carotene.
History
EC 1.13.11.82 created 2015
Orthology
K21822 8'-apo-carotenoid 13,14-cleaving dioxygenase
Genes
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Taxonomy
Reference
Authors
Kim YS, Seo ES, Oh DK
Title
Characterization of an apo-carotenoid 13,14-dioxygenase from Novosphingobium aromaticivorans that converts beta-apo-8'-carotenal to beta-apo-13-carotenone.
Journal
Sequence
Other DBs