MetaCyc Pathway: L-isoleucine biosynthesis III in Escherichia coli ECOR38

Add experiment(s):


Methylaspartate mutase (in reverse):
L-glutamate→(2S, 3S)-3-methylaspartate (EC 5.4.99.1)
HEPCGN_01400 (glmE)
HEPCGN_01410 (glmS)
(2S, 3S)-3-methylaspartate + 2-oxoglutarate→L-glutamate + 2-methyl-3-oxosuccinate
No genes
2-methyl-3-oxosuccinate + H+→2-oxobutanoate + CO2
No genes
Acetolactate synthase:
2-oxobutanoate + H+ + pyruvate→(S)-2-aceto-2-hydroxybutanoate + CO2 (EC 2.2.1.6)
HEPCGN_08675 (ilvN)
HEPCGN_08680 (ilvI)
HEPCGN_13360
HEPCGN_13365 (ilvG)
HEPCGN_13885
HEPCGN_13890 (ilvN)
Ketol-acid reductoisomerase (in reverse):
(S)-2-aceto-2-hydroxybutanoate + NADPH + H+→(R)-2,3-dihydroxy-3-methylpentanoate + NADP+ (EC 1.1.1.86)
HEPCGN_13335 (ilvC)
Dihydroxy-acid dehydratase:
(R)-2,3-dihydroxy-3-methylpentanoate→(3S)-3-methyl-2-oxopentanoate + H2O (EC 4.2.1.9)
HEPCGN_13350 (ilvD)
Branched-chain-amino-acid transaminase (in reverse):
(3S)-3-methyl-2-oxopentanoate + L-glutamate→L-isoleucine + 2-oxoglutarate (EC 2.6.1.42)
HEPCGN_13355 (ilvE)

Links:

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