KEGG   REACTION: R01720
Entry
R01720                      Reaction                               

Name
nicotinate:NADP+ 6-oxidoreductase (hydroxylating)
Definition
Nicotinate + NADP+ + H2O <=> 6-Hydroxynicotinate + NADPH + H+
Equation
Reaction class
RC00001  C00005_C00006
RC00589  C00253_C01020
Enzyme
Pathway
rn00760  Nicotinate and nicotinamide metabolism
rn01100  Metabolic pathways
rn01120  Microbial metabolism in diverse environments
Orthology
K20445  nicotinate dehydrogenase FAD-subunit [EC:1.17.1.5]
K20446  nicotinate dehydrogenase small FeS subunit [EC:1.17.1.5]
K20447  nicotinate dehydrogenase large molybdopterin subunit [EC:1.17.1.5]
K20448  nicotinate dehydrogenase medium molybdopterin subunit [EC:1.17.1.5]
Other DBs
RHEA: 12239

KEGG   REACTION: R09473
Entry
R09473                      Reaction                               

Name
nicotinate:cytochrome 6-oxidoreductase (hydroxylating)
Definition
Nicotinate + H2O + 2 Ferricytochrome <=> 6-Hydroxynicotinate + 2 Ferrocytochrome + 2 H+
Equation
C00253 + C00001 + 2 C00923 <=> C01020 + 2 C00924 + 2 C00080
Comment
probably ferrocytochrome is re-oxidized by cytochrome oxidase (ec 1.9.3.1)
Reaction class
RC00589  C00253_C01020
Enzyme
Pathway
rn00760  Nicotinate and nicotinamide metabolism
rn01100  Metabolic pathways
rn01120  Microbial metabolism in diverse environments
Module
M00622  Nicotinate degradation, nicotinate => fumarate
Orthology
K18029  nicotinate dehydrogenase subunit A [EC:1.17.2.1]
K18030  nicotinate dehydrogenase subunit B [EC:1.17.2.1]
Other DBs
RHEA: 27420

KEGG   RCLASS: RC00589
Entry
RC00589                     RClass                                 

Definition
C8x-C8y:*-O1a:C8x+N5x-C8x+N5x
Reactant pair
Related class
Reaction
Enzyme
1.5.99.4        1.5.99.-        1.17.1.5        1.17.2.1
Pathway
rn00760  Nicotinate and nicotinamide metabolism
rn01100  Metabolic pathways
rn01120  Microbial metabolism in diverse environments
Orthology
K18029  nicotinate dehydrogenase subunit A [EC:1.17.2.1]
K18030  nicotinate dehydrogenase subunit B [EC:1.17.2.1]
K19818  nicotine dehydrogenase subunit A [EC:1.5.99.4]
K19819  nicotine dehydrogenase subunit B [EC:1.5.99.4]
K19820  nicotine dehydrogenase subunit C [EC:1.5.99.4]
K20171  3-succinoylpyridine monooxygenase subunit A
K20172  3-succinoylpyridine monooxygenase subunit C
K20445  nicotinate dehydrogenase FAD-subunit [EC:1.17.1.5]
K20446  nicotinate dehydrogenase small FeS subunit [EC:1.17.1.5]
K20447  nicotinate dehydrogenase large molybdopterin subunit [EC:1.17.1.5]
K20448  nicotinate dehydrogenase medium molybdopterin subunit [EC:1.17.1.5]

DBGET integrated database retrieval system