Entry
Name
phycoerythrobilin:ferredoxin oxidoreductase;
PebB
Class
Oxidoreductases;
Acting on the CH-CH group of donors;
With an iron-sulfur protein as acceptor
BRITE hierarchy
Sysname
(3Z)-phycoerythrobilin:ferredoxin oxidoreductase
Reaction(IUBMB)
(3Z)-phycoerythrobilin + oxidized ferredoxin = 15,16-dihydrobiliverdin + reduced ferredoxin [RN:
R05819 ]
Reaction(KEGG)
Substrate
(3Z)-phycoerythrobilin [CPD:
C05912 ];
oxidized ferredoxin [CPD:
C00139 ]
Product
15,16-dihydrobiliverdin [CPD:
C11630 ];
reduced ferredoxin [CPD:
C00138 ]
Comment
Catalyses the two-electron reduction of the C2 and C31 diene system of 15,16-dihydrobiliverdin. Specific for 15,16-dihydrobiliverdin. It has been proposed that this enzyme and EC
1.3.7.2 , 15,16-dihydrobiliverdin:ferredoxin oxidoreductase, function as a dual enzyme complex in the conversion of biliverdin IXalpha to phycoerythrobilin.
History
EC 1.3.7.3 created 2002
Pathway
ec01110 Biosynthesis of secondary metabolites
Orthology
K05370 phycoerythrobilin:ferredoxin oxidoreductase
Genes
SYR : SynRCC307_2062(pebB)
SYX : SynWH7803_0481(pebB)
SYH : Syncc8109_0440(pebB)
SYNW : SynWH8103_02325(pebB)
PRUN : PCC7821_02377(pebB)
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Taxonomy
Reference
Authors
Frankenberg N, Mukougawa K, Kohchi T, Lagarias JC.
Title
Functional genomic analysis of the HY2 family of ferredoxin-dependent bilin reductases from oxygenic photosynthetic organisms.
Journal
Sequence
Other DBs
ExplorEnz - The Enzyme Database: 1.3.7.3
ExPASy - ENZYME nomenclature database: 1.3.7.3
BRENDA, the Enzyme Database: 1.3.7.3
LinkDB
All DBs