MetaCyc Pathway: L-valine degradation I in Cupriavidus basilensis FW507-4G11

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Reactions and Genes L-Valine (N)
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Branched-chain-amino-acid transaminase:
L-valine + 2-oxoglutarate→3-methyl-2-oxobutanoate + L-glutamate (EC 2.6.1.42)
RR42_RS25890 -0.2
2-oxoisovalerate dehydrogenase (acylating):
3-methyl-2-oxobutanoate + coenzyme A + NAD+→isobutanoyl-CoA + CO2 + NADH (EC 1.2.1.25)
No genes
isobutanoyl-CoA + an oxidized electron-transfer flavoprotein + H+→methylacrylyl-CoA + a reduced electron-transfer flavoprotein (EC 1.3.8.5)
No genes
methylacrylyl-CoA + H2O→(S)-3-hydroxy-isobutanoyl-CoA (EC 4.2.1.150)
RR42_RS00730 -0.0
RR42_RS02510 +0.1
RR42_RS02525 +0.1
RR42_RS03015 +0.2
RR42_RS04550 +0.1
RR42_RS05755 +0.3
RR42_RS10250 -0.4
RR42_RS10265 +0.2
RR42_RS10270 -0.7
RR42_RS11095 -0.1
RR42_RS12500 +0.0
RR42_RS12795 +0.1
RR42_RS13545 N.D.
RR42_RS16175 +0.4
RR42_RS16790 +0.2
RR42_RS18250 -0.1
RR42_RS19805 -0.6
RR42_RS22630 -0.1
RR42_RS22680 +0.2
RR42_RS23295 +0.1
RR42_RS23450 +0.1
RR42_RS23710 -0.4
RR42_RS24355 -0.1
RR42_RS24895 -0.4
RR42_RS25480 -0.2
RR42_RS25525 -0.1
RR42_RS25900 +0.0
RR42_RS28050 N.D.
RR42_RS28325 +0.1
RR42_RS28330 -0.5
RR42_RS29425 +0.6
RR42_RS29465 +0.0
RR42_RS29940 -0.1
RR42_RS29945 -0.3
RR42_RS31580 +0.1
RR42_RS31935 +0.3
RR42_RS31945 -0.1
RR42_RS34175 +0.4
RR42_RS34180 -0.1
RR42_RS34905 -0.8
RR42_RS35270 -0.1
RR42_RS36335 +0.1
RR42_RS36495 +0.2
3-hydroxyisobutyryl-CoA hydrolase:
(S)-3-hydroxy-isobutanoyl-CoA + H2O→(S)-3-hydroxy-isobutanoate + coenzyme A + H+ (EC 3.1.2.4)
RR42_RS28545 -2.0
3-hydroxyisobutyrate dehydrogenase:
(S)-3-hydroxy-isobutanoate + NAD+→(S)-methylmalonate-semialdehyde + NADH + H+ (EC 1.1.1.31)
RR42_RS02510 +0.1
RR42_RS05760 +0.1
RR42_RS10265 +0.2
RR42_RS10960 -0.1
RR42_RS11095 -0.1
RR42_RS16835 -0.1
RR42_RS22630 -0.1
RR42_RS24030 +0.0
RR42_RS25325 -0.2
RR42_RS25640 -0.1
RR42_RS28325 +0.1
RR42_RS28555 N.D.
RR42_RS29465 +0.0
RR42_RS31050 +0.2
RR42_RS31100 +0.0
RR42_RS35270 -0.1
(S)-3-amino-2-methylpropionate transaminase (in reverse):
(S)-methylmalonate-semialdehyde + L-glutamate→(S)-3-amino-2-methylpropanoate + 2-oxoglutarate (EC 2.6.1.22)
RR42_RS26240 +0.1
Methylmalonate-semialdehyde dehydrogenase (acylating):
(S)-methylmalonate-semialdehyde + coenzyme A + NAD+ + H2O→propanoyl-CoA + hydrogen carbonate + NADH + H+ (EC 1.2.1.27)
RR42_RS01580 -0.0
RR42_RS24025 N.D.
RR42_RS25315 +0.0
RR42_RS25635 N.D.
RR42_RS28560 -1.3
RR42_RS34225 -0.2

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Candidate genes for each reaction are identified from best hits to MetaCyc; by matching EC numbers (which are assigned by TIGRFam, SEED, or best hits to KEGG); or by matching SEED roles to KEGG reactions to MetaCyc reactions. See the "Protein" tab of each gene for more information