MetaCyc Pathway: superpathway of L-lysine, L-threonine and L-methionine biosynthesis I in Pectobacterium carotovorum WPP14

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Aspartate transaminase (in reverse):
oxaloacetate + L-glutamate→L-aspartate + 2-oxoglutarate
(EC 2.6.1.1)
HER17_RS01980
HER17_RS05625
HER17_RS07115
HER17_RS07255
HER17_RS12030
HER17_RS12390
HER17_RS20410
Aspartate kinase:
L-aspartate + ATP→L-aspartyl-4-phosphate + ADP
(EC 2.7.2.4)
HER17_RS00915
HER17_RS02335
HER17_RS02795
Aspartate-semialdehyde dehydrogenase (in reverse):
L-aspartyl-4-phosphate + NADPH + H+→L-aspartate 4-semialdehyde + NADP+ + phosphate
(EC 1.2.1.11)
HER17_RS01470
HER17_RS06985
L-aspartate 4-semialdehyde + pyruvate→(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + H+ + H2O (EC 4.3.3.7)
HER17_RS00095
HER17_RS03440
HER17_RS15415
HER17_RS16475
Homoserine dehydrogenase (in reverse):
L-aspartate 4-semialdehyde + NAD(P)H + H+→L-homoserine + NAD(P)+
(EC 1.1.1.3)
HER17_RS00915
HER17_RS02795
Homoserine kinase:
L-homoserine + ATP→O-phospho-L-homoserine + ADP + H+
(EC 2.7.1.39)
HER17_RS02800
Homoserine O-succinyltransferase:
L-homoserine + succinyl-CoA→O-succinyl-L-homoserine + coenzyme A
(EC 2.3.1.46)
HER17_RS02285
(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)
HER17_RS02890
Cystathionine gamma-synthase:
O-succinyl-L-homoserine + L-cysteine→L-cystathionine + H+ + succinate
(EC 2.5.1.48)
HER17_RS00910
HER17_RS17585
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)
HER17_RS16350
Threonine synthase:
O-phospho-L-homoserine + H2O→L-threonine + phosphate
(EC 4.2.3.1)
HER17_RS02805
Cysteine-S-conjugate beta-lyase:
L-cystathionine + H2O→L-homocysteine + ammonium + pyruvate
(EC 4.4.1.13)
HER17_RS19690
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)
HER17_RS01910
HER17_RS12290
5-methyltetrahydropteroyltriglutamate--homocysteine S-methyltransferase:
L-homocysteine + 5-methyltetrahydropteroyl tri-L-glutamate→L-methionine + tetrahydropteroyl tri-L-glutamate
(EC 2.1.1.14)
HER17_RS13780
HER17_RS16025
HER17_RS20685
Methionine synthase:
L-homocysteine + a 5-methyltetrahydrofolate→L-methionine + a tetrahydrofolate
(EC 2.1.1.13)
HER17_RS02310
Succinyl-diaminopimelate desuccinylase:
N-succinyl-L,L-2,6-diaminopimelate + H2O→L,L-diaminopimelate + succinate
(EC 3.5.1.18)
HER17_RS01255
HER17_RS10325
HER17_RS15310
Diaminopimelate epimerase:
L,L-diaminopimelate→meso-diaminopimelate
(EC 5.1.1.7)
HER17_RS01340
HER17_RS11780
Diaminopimelate decarboxylase:
meso-diaminopimelate + H+→L-lysine + CO2
(EC 4.1.1.20)
HER17_RS01670
HER17_RS03710

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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