MetaCyc Pathway: superpathway of L-methionine biosynthesis (by sulfhydrylation) in Rhodosporidium toruloides IFO0880

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Aspartate transaminase (in reverse):
oxaloacetate + L-glutamate→L-aspartate + 2-oxoglutarate (EC 2.6.1.1)
mRNA_5562 (13930)
mRNA_5913 (14281)
mRNA_7697 (16065)
mRNA_172 (8540)
mRNA_568 (8936)
mRNA_1267 (9635)
Sulfate adenylyltransferase:
sulfate + ATP + H+→adenosine 5'-phosphosulfate + diphosphate (EC 2.7.7.4)
mRNA_5075 (13443)
Adenylyl-sulfate kinase:
adenosine 5'-phosphosulfate + ATP→3'-phosphoadenylyl-sulfate + ADP + H+ (EC 2.7.1.25)
mRNA_5075 (13443)
mRNA_341 (8709)
Aspartate kinase:
L-aspartate + ATP→L-aspartyl-4-phosphate + ADP (EC 2.7.2.4)
mRNA_6294 (14662)
mRNA_8370 (16738)
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)
mRNA_3373 (11741)
Aspartate-semialdehyde dehydrogenase (in reverse):
L-aspartyl-4-phosphate + NADPH + H+→L-aspartate 4-semialdehyde + NADP+ + phosphate (EC 1.2.1.11)
mRNA_1962 (10330)
Homoserine dehydrogenase (in reverse):
L-aspartate 4-semialdehyde + NAD(P)H + H+→L-homoserine + NAD(P)+ (EC 1.1.1.3)
mRNA_3712 (12080)
mRNA_6294 (14662)
mRNA_8370 (16738)
Sulfite reductase (NADPH) (in reverse):
sulfite + 3 NADPH + 5 H+→hydrogen sulfide + 3 NADP+ + 3 H2O (EC 1.8.1.2)
mRNA_2006 (10374)
mRNA_376 (8744)
Homoserine O-acetyltransferase:
L-homoserine + acetyl-CoA→O-acetyl-L-homoserine + coenzyme A (EC 2.3.1.31)
mRNA_4145 (12513)
mRNA_6880 (15248)
O-acetylhomoserine aminocarboxypropyltransferase:
O-acetyl-L-homoserine + hydrogen sulfide→L-homocysteine + acetate + H+ (EC 2.5.1.49)
mRNA_8250 (16618)
5-methyltetrahydropteroyltriglutamate--homocysteine S-methyltransferase:
L-homocysteine + 5-methyltetrahydropteroyl tri-L-glutamate→L-methionine + tetrahydropteroyl tri-L-glutamate (EC 2.1.1.14)
mRNA_1457 (9825)
Methionine synthase:
L-homocysteine + a 5-methyltetrahydrofolate→L-methionine + a tetrahydrofolate (EC 2.1.1.13)
mRNA_7391 (15759)

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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