KEGG   REACTION: R04225
Entry
R04225                      Reaction                               
Name
(S)-3-Methyl-2-oxopentanoate:[dihydrolipoyllysine-residue (2-methylpropanoyl)transferase] lipoyllysine 2-oxidoreductase (decarboxylating, acceptor-2-methylpropanoylating)
Definition
(S)-3-Methyl-2-oxopentanoic acid + Enzyme N6-(lipoyl)lysine <=> [Dihydrolipoyllysine-residue (2-methylpropanoyl)transferase] S-(2-methylbutanoyl)dihydrolipoyllysine + CO2
Equation
Comment
3-methyl-2-oxobutanoate dehydrogenase complexes:3-methyl-2-oxobutanoate dehydrogenase
a part of multi-step reaction (see R04225+R03174+R07618, possibly identical to R03171)
subsequently R03174
TPP-dependent enzyme (see R07603+R07604)
Reaction class
RC00627  C15972_C15979
RC02856  C00671_C15979
Enzyme
Pathway
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
Orthology
K00166  2-oxoisovalerate dehydrogenase E1 component alpha subunit [EC:1.2.4.4]
K00167  2-oxoisovalerate dehydrogenase E1 component beta subunit [EC:1.2.4.4]
K11381  2-oxoisovalerate dehydrogenase E1 component [EC:1.2.4.4]

KEGG   REACTION: R03174
Entry
R03174                      Reaction                               
Name
(S)-2-methylbutanoyl-CoA:enzyme N6-(dihydrolipoyl)lysine S-(2-methylbutanoyl)transferase
Definition
(S)-2-Methylbutanoyl-CoA + Enzyme N6-(dihydrolipoyl)lysine <=> CoA + [Dihydrolipoyllysine-residue (2-methylpropanoyl)transferase] S-(2-methylbutanoyl)dihydrolipoyllysine
Equation
Comment
3-methyl-2-oxobutanoate dehydrogenase complexes:3-methyl-2-oxobutanoate dehydrogenase
a part of multi-step reaction (see R04225+R03174+R07618, possibly identical to R03171)
following after R04225
Reaction class
RC00004  C00010_C15980  C15973_C15979
RC02870  C15979_C15980
Enzyme
Pathway
rn00280  Valine, leucine and isoleucine degradation
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
Orthology
K09699  2-oxoisovalerate dehydrogenase E2 component (dihydrolipoyl transacylase) [EC:2.3.1.168]

KEGG   REACTION: R07618
Entry
R07618                      Reaction                               
Name
enzyme N6-(dihydrolipoyl)lysine:NAD+ oxidoreductase
Definition
Enzyme N6-(dihydrolipoyl)lysine + NAD+ <=> Enzyme N6-(lipoyl)lysine + NADH + H+
Equation
Comment
Oxo-acid dehydrogenase complexes, dihydrolipoyl dehydrogenase
Reaction class
RC00001  C00003_C00004
RC00583  C15972_C15973
Enzyme
Pathway
rn00010  Glycolysis / Gluconeogenesis
rn00020  Citrate cycle (TCA cycle)
rn00280  Valine, leucine and isoleucine degradation
rn00620  Pyruvate metabolism
rn00640  Propanoate metabolism
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
rn01240  Biosynthesis of cofactors
Module
M00009  Citrate cycle (TCA cycle, Krebs cycle)
M00011  Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate
M00036  Leucine degradation, leucine => acetoacetate + acetyl-CoA
M00307  Pyruvate oxidation, pyruvate => acetyl-CoA
Orthology
K00382  dihydrolipoamide dehydrogenase [EC:1.8.1.4]
Other DBs
RHEA: 15048

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