MetaCyc Pathway: superpathway of L-lysine, L-threonine and L-methionine biosynthesis I in Cupriavidus basilensis FW507-4G11

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Reactions and Genes Pimelic (C)
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Aspartate transaminase (in reverse):
oxaloacetate + L-glutamate→L-aspartate + 2-oxoglutarate
(EC 2.6.1.1)
RR42_RS01570 -0.0
RR42_RS01590 -0.1
RR42_RS02275 +0.0
RR42_RS04985 +0.3
RR42_RS05770 -0.0
RR42_RS09190 +0.2
RR42_RS09965 -0.2
RR42_RS10785 +0.0
RR42_RS12545 -1.0
RR42_RS14560 -0.1
RR42_RS15580 -0.2
RR42_RS16470 +0.3
RR42_RS21340 -0.2
RR42_RS25980 +0.1
RR42_RS26005 -0.4
RR42_RS26015 +0.1
RR42_RS26185 +0.1
RR42_RS26625 +0.3
RR42_RS28185 -0.2
RR42_RS32165 +0.0
RR42_RS33140 +0.0
RR42_RS33805 -0.2
RR42_RS35305 -0.1
RR42_RS36780 +0.1
Aspartate kinase:
L-aspartate + ATP→L-aspartyl-4-phosphate + ADP
(EC 2.7.2.4)
RR42_RS06370 N.D.
Aspartate-semialdehyde dehydrogenase (in reverse):
L-aspartyl-4-phosphate + NADPH + H+→L-aspartate 4-semialdehyde + NADP+ + phosphate
(EC 1.2.1.11)
RR42_RS14380 N.D.
L-aspartate 4-semialdehyde + pyruvate→(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + H+ + H2O (EC 4.3.3.7)
RR42_RS04230 +0.2
RR42_RS05135 +0.1
RR42_RS06250 -2.7
RR42_RS17475 +0.1
RR42_RS33075 +0.1
Homoserine dehydrogenase (in reverse):
L-aspartate 4-semialdehyde + NAD(P)H + H+→L-homoserine + NAD(P)+
(EC 1.1.1.3)
RR42_RS12540 N.D.
Homoserine kinase:
L-homoserine + ATP→O-phospho-L-homoserine + ADP + H+
(EC 2.7.1.39)
RR42_RS15065 N.D.
Homoserine O-succinyltransferase:
L-homoserine + succinyl-CoA→O-succinyl-L-homoserine + coenzyme A
(EC 2.3.1.46)
No genes
(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+→(S)-2,3,4,5-tetrahydrodipicolinate + NAD(P)+ + H2O (EC 1.17.1.8)
RR42_RS17550 N.D.
RR42_RS18515 -0.1
Cystathionine gamma-synthase:
O-succinyl-L-homoserine + L-cysteine→L-cystathionine + H+ + succinate
(EC 2.5.1.48)
RR42_RS06465 -1.7
RR42_RS14320 -3.9
RR42_RS32610 +0.1
2,3,4,5-tetrahydropyridine-2,6-dicarboxylate N-succinyltransferase:
(S)-2,3,4,5-tetrahydrodipicolinate + succinyl-CoA + H2ON-succinyl-2-amino-6-ketopimelate + coenzyme A
(EC 2.3.1.117)
RR42_RS11935 N.D.
Threonine synthase:
O-phospho-L-homoserine + H2O→L-threonine + phosphate
(EC 4.2.3.1)
RR42_RS12535 N.D.
Cysteine-S-conjugate beta-lyase:
L-cystathionine + H2O→L-homocysteine + ammonium + pyruvate
(EC 4.4.1.13)
No genes
Succinyldiaminopimelate transaminase (in reverse):
N-succinyl-2-amino-6-ketopimelate + L-glutamateN-succinyl-L,L-2,6-diaminopimelate + 2-oxoglutarate
(EC 2.6.1.17)
RR42_RS04455 N.D.
RR42_RS11930 -0.1
RR42_RS16955 N.D.
5-methyltetrahydropteroyltriglutamate--homocysteine S-methyltransferase:
L-homocysteine + 5-methyltetrahydropteroyl tri-L-glutamate→L-methionine + tetrahydropteroyl tri-L-glutamate
(EC 2.1.1.14)
RR42_RS30660 -3.7
Methionine synthase:
L-homocysteine + a 5-methyltetrahydrofolate→L-methionine + a tetrahydrofolate
(EC 2.1.1.13)
RR42_RS00770 +0.2
RR42_RS00775 +0.3
Succinyl-diaminopimelate desuccinylase:
N-succinyl-L,L-2,6-diaminopimelate + H2O→L,L-diaminopimelate + succinate
(EC 3.5.1.18)
RR42_RS11950 N.D.
RR42_RS19780 +0.1
Diaminopimelate epimerase:
L,L-diaminopimelate→meso-diaminopimelate
(EC 5.1.1.7)
RR42_RS01250 N.D.
RR42_RS03375 -0.4
RR42_RS37405 -0.2
Diaminopimelate decarboxylase:
meso-diaminopimelate + H+→L-lysine + CO2
(EC 4.1.1.20)
RR42_RS19050 N.D.

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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