MetaCyc Pathway: pyruvate fermentation to isobutanol (engineered) in Ralstonia sp. UNC404CL21Col

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Reactions and Genes D-Xylose (C)
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Acetolactate synthase:
2 pyruvate + H+→(S)-2-acetolactate + CO2 (EC 2.2.1.6)
ABZR87_RS11575 +0.0
ABZR87_RS14950 -1.9
ABZR87_RS14955 -2.7
ABZR87_RS20655 +0.0
Ketol-acid reductoisomerase (in reverse):
(S)-2-acetolactate + NADPH + H+→(2R)-2,3-dihydroxy-3-methylbutanoate + NADP+ (EC 1.1.1.86)
ABZR87_RS14945 N.D.
Dihydroxy-acid dehydratase:
(2R)-2,3-dihydroxy-3-methylbutanoate→3-methyl-2-oxobutanoate + H2O (EC 4.2.1.9)
ABZR87_RS00135 +0.2
ABZR87_RS00240 +0.0
ABZR87_RS18260 -2.6
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)
ABZR87_RS00180 +0.2
ABZR87_RS03500 +0.1
ABZR87_RS08285 +0.1
ABZR87_RS20085 +0.1
ABZR87_RS21115 +0.1

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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