MetaCyc Pathway: pyruvate fermentation to isobutanol (engineered) in Phaeobacter inhibens DSM 17395

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Acetolactate synthase:
2 pyruvate + H+→(S)-2-acetolactate + CO2 (EC 2.2.1.6)
PGA1_c12350
PGA1_c19360
PGA1_c20210
PGA1_c20220
PGA1_262p02320
Ketol-acid reductoisomerase (in reverse):
(S)-2-acetolactate + NADPH + H+→(2R)-2,3-dihydroxy-3-methylbutanoate + NADP+ (EC 1.1.1.86)
PGA1_c06580
Dihydroxy-acid dehydratase:
(2R)-2,3-dihydroxy-3-methylbutanoate→3-methyl-2-oxobutanoate + H2O (EC 4.2.1.9)
PGA1_c29490
PGA1_c07380
Branched-chain-2-oxoacid decarboxylase:
3-methyl-2-oxobutanoate + H+→isobutanal + CO2 (EC 4.1.1.72)
No genes
Alcohol dehydrogenase (in reverse):
isobutanal + NADH + H+→isobutanol + NAD+ (EC 1.1.1.1)
PGA1_c19350
PGA1_c23360
PGA1_c27200
PGA1_c04550

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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