MetaCyc Pathway: superpathway of L-methionine biosynthesis (transsulfuration) in Pseudomonas putida KT2440

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Reactions and Genes mixed (C)s Trisodium citrate 10 mM and 4-azido-L-phenylalanine 10 mM
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Aspartate transaminase (in reverse):
oxaloacetate + L-glutamate→L-aspartate + 2-oxoglutarate (EC 2.6.1.1)
PP_0486 -0.0
PP_0858 -0.3
PP_1109 +0.9
PP_1872 -0.3
PP_2642 -0.3
PP_2948 -0.1
PP_3544 -0.2
PP_3750 +0.0
PP_3786 -0.3
PP_4197 -4.4
PP_5275 +0.1
PP_5342 +0.0
Aspartate kinase:
L-aspartate + ATP→L-aspartyl-4-phosphate + ADP (EC 2.7.2.4)
PP_4473 N.D.
Aspartate-semialdehyde dehydrogenase (in reverse):
L-aspartyl-4-phosphate + NADPH + H+→L-aspartate 4-semialdehyde + NADP+ + phosphate (EC 1.2.1.11)
PP_1147 +0.2
PP_1989 N.D.
PP_1992 -0.2
Homoserine dehydrogenase (in reverse):
L-aspartate 4-semialdehyde + NAD(P)H + H+→L-homoserine + NAD(P)+ (EC 1.1.1.3)
PP_0664 +0.0
PP_1470 N.D.
Homoserine O-succinyltransferase:
L-homoserine + succinyl-CoA→O-succinyl-L-homoserine + coenzyme A (EC 2.3.1.46)
No genes
Cystathionine gamma-synthase:
O-succinyl-L-homoserine + L-cysteine→L-cystathionine + H+ + succinate (EC 2.5.1.48)
PP_0659 -0.1
PP_2001 -0.4
PP_2528 -0.1
Cysteine-S-conjugate beta-lyase:
L-cystathionine + H2O→L-homocysteine + ammonium + pyruvate (EC 4.4.1.13)
No genes
5-methyltetrahydropteroyltriglutamate--homocysteine S-methyltransferase:
L-homocysteine + 5-methyltetrahydropteroyl tri-L-glutamate→L-methionine + tetrahydropteroyl tri-L-glutamate (EC 2.1.1.14)
PP_2698 +0.0
PP_4637 -0.1
Methionine synthase:
L-homocysteine + a 5-methyltetrahydrofolate→L-methionine + a tetrahydrofolate (EC 2.1.1.13)
PP_2375 -0.0

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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