MetaCyc Pathway: L-threonine degradation I in Escherichia coli ECRC62

Add experiment(s):


Threonine ammonia-lyase:
L-threonine→(Z)-2-aminobutenoate + H2O
(EC 4.3.1.19)
BNILDI_01345 (tdcB)
BNILDI_04755 (ilvA)
1-aminocyclopropane-1-carboxylate deaminase:
(Z)-2-aminobutenoate→2-iminobutanoate
(spontaneous) (EC 3.5.99.7; 4.3.1.19; 4.4.1.1; 4.4.1.11; 4.4.1.2)
BNILDI_01345 (tdcB)
BNILDI_04755 (ilvA)
2-iminobutanoate + H2O→2-oxobutanoate + ammonium (spontaneous) (EC 3.5.99.10; 3.5.99.7; 4.3.1.19; 4.4.1.1; 4.4.1.11; 4.4.1.2)
BNILDI_01325 (tdcF)
BNILDI_01345 (tdcB)
BNILDI_04755 (ilvA)
BNILDI_07375 (ridA)
Formate C-acetyltransferase (in reverse):
2-oxobutanoate + coenzyme A→propanoyl-CoA + formate
(EC 2.3.1.54)
BNILDI_01330 (tdcE)
BNILDI_11820 (grcA)
BNILDI_20325 (pflB)
BNILDI_20770 (ybiW)
propanoyl-CoA + phosphate→propanoyl phosphate + coenzyme A (EC 2.3.1.222)
BNILDI_13330 (pta)
Acetate kinase (in reverse):
propanoyl phosphate + ADP→propanoate + ATP
(EC 2.7.2.1; 2.7.2.14; 2.7.2.15; 2.7.2.7)
BNILDI_01335 (tdcD)
BNILDI_13335 (ackA)

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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