MetaCyc Pathway: superpathway of L-methionine biosynthesis (by sulfhydrylation) in Agrobacterium fabrum C58

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Reactions and Genes NAG (C)
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Aspartate transaminase (in reverse):
oxaloacetate + L-glutamate→L-aspartate + 2-oxoglutarate (EC 2.6.1.1)
Atu0235 +0.0
Atu0529 +0.0
Atu1589 -3.5
Atu1848 -0.2
Atu2196 N.D.
Atu4266 -0.1
Atu4278 +0.0
Sulfate adenylyltransferase:
sulfate + ATP + H+→adenosine 5'-phosphosulfate + diphosphate (EC 2.7.7.4)
Atu0816 -0.9
Atu0817 -1.0
Adenylyl-sulfate kinase:
adenosine 5'-phosphosulfate + ATP→3'-phosphoadenylyl-sulfate + ADP + H+ (EC 2.7.1.25)
Atu0816 -0.9
Aspartate kinase:
L-aspartate + ATP→L-aspartyl-4-phosphate + ADP (EC 2.7.2.4)
Atu4172 N.D.
Phosphoadenylyl-sulfate reductase (thioredoxin) (in reverse):
3'-phosphoadenylyl-sulfate + a reduced thioredoxin→sulfite + adenosine 3',5'-bisphosphate + an oxidized thioredoxin + 2 H+ (EC 1.8.4.8)
Atu0818 -1.0
Aspartate-semialdehyde dehydrogenase (in reverse):
L-aspartyl-4-phosphate + NADPH + H+→L-aspartate 4-semialdehyde + NADP+ + phosphate (EC 1.2.1.11)
Atu2490 N.D.
Homoserine dehydrogenase (in reverse):
L-aspartate 4-semialdehyde + NAD(P)H + H+→L-homoserine + NAD(P)+ (EC 1.1.1.3)
Atu1588 -7.1
Atu3161 -0.1
Sulfite reductase (NADPH) (in reverse):
sulfite + 3 NADPH + 5 H+→hydrogen sulfide + 3 NADP+ + 3 H2O (EC 1.8.1.2)
Atu0146 +0.1
Atu1456 -5.3
Homoserine O-acetyltransferase:
L-homoserine + acetyl-CoA→O-acetyl-L-homoserine + coenzyme A (EC 2.3.1.31)
Atu2718 -6.7
O-acetylhomoserine aminocarboxypropyltransferase:
O-acetyl-L-homoserine + hydrogen sulfide→L-homocysteine + acetate + H+ (EC 2.5.1.49)
Atu0432 -8.0
Atu1250 -0.2
Atu1251 -0.0
5-methyltetrahydropteroyltriglutamate--homocysteine S-methyltransferase:
L-homocysteine + 5-methyltetrahydropteroyl tri-L-glutamate→L-methionine + tetrahydropteroyl tri-L-glutamate (EC 2.1.1.14)
Atu3823 +0.0
Methionine synthase:
L-homocysteine + a 5-methyltetrahydrofolate→L-methionine + a tetrahydrofolate (EC 2.1.1.13)
Atu2155 -3.2

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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