MetaCyc Pathway: homocysteine and cysteine interconversion in Pedobacter sp. GW460-11-11-14-LB5

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Reactions and Genes L-Valine (N)
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Cysteine-S-conjugate beta-lyase:
L-cystathionine + H2O→L-homocysteine + ammonium + pyruvate (EC 4.4.1.13)
No genes
Cystathionine beta-synthase:
L-homocysteine + L-serine→L-cystathionine + H2O (EC 4.2.1.22)
CA265_RS04375 -2.6
Cystathionine gamma-lyase:
L-cystathionine + H2O→L-cysteine + 2-oxobutanoate + ammonium (EC 4.4.1.1)
CA265_RS06375 -5.4
CA265_RS08190 -1.9
Cystathionine gamma-synthase:
L-cysteine + O-succinyl-L-homoserine→L-cystathionine + H+ + succinate (EC 2.5.1.48)
CA265_RS08180 +1.5
CA265_RS08190 -1.9
CA265_RS13080 -5.3

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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