MetaCyc Pathway: pyruvate fermentation to (R)-acetoin I in Erwinia tracheiphila SCR3

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Acetolactate synthase:
2 pyruvate + H+→(S)-2-acetolactate + CO2 (EC 2.2.1.6)
LU632_RS02885 (ilvI)
LU632_RS02890 (ilvN)
LU632_RS24410 (ilvM)
LU632_RS24415 (ilvG)
(S)-2-acetolactate + an oxidized electron carrier + H+→CO2 + diacetyl + a reduced two electron carrier (spontaneous)
No genes
diacetyl + NADH + H+→(R)-acetoin + NAD+ (EC 1.1.1.303)
No genes

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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