MetaCyc Pathway: superpathway of L-lysine, L-threonine and L-methionine biosynthesis II in Pseudomonas fluorescens FW300-N2E2

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Reactions and Genes Cobalt chloride 0.6 mM
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Aspartate kinase:
L-aspartate + ATP→L-aspartyl-4-phosphate + ADP
(EC 2.7.2.4)
Pf6N2E2_5676 -1.1
Aspartate-semialdehyde dehydrogenase (in reverse):
L-aspartyl-4-phosphate + NADPH + H+→L-aspartate 4-semialdehyde + NADP+ + phosphate
(EC 1.2.1.11)
Pf6N2E2_2844 +0.1
Pf6N2E2_4232 +0.0
Pf6N2E2_67 N.D.
Pf6N2E2_68 -0.2
L-aspartate 4-semialdehyde + pyruvate→(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + H+ + H2O (EC 4.3.3.7)
Pf6N2E2_2747 N.D.
Pf6N2E2_3203 -0.0
Homoserine dehydrogenase (in reverse):
L-aspartate 4-semialdehyde + NAD(P)H + H+→L-homoserine + NAD(P)+
(EC 1.1.1.3)
Pf6N2E2_3143 N.D.
Pf6N2E2_4963 -1.1
Homoserine kinase:
L-homoserine + ATP→O-phospho-L-homoserine + ADP + H+
(EC 2.7.1.39)
Pf6N2E2_4164 N.D.
Pf6N2E2_6055 -0.6
(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)
Pf6N2E2_3366 N.D.
Cystathionine gamma-synthase:
O-phospho-L-homoserine + L-cysteine→L-cystathionine + phosphate
(EC 2.5.1.48)
Pf6N2E2_4958 +0.2
Pf6N2E2_77 -0.1
LL-diaminopimelate aminotransferase (in reverse):
(S)-2,3,4,5-tetrahydrodipicolinate + L-glutamate + H+ + H2O→L,L-diaminopimelate + 2-oxoglutarate
(EC 2.6.1.83)
No genes
Threonine synthase:
O-phospho-L-homoserine + H2O→L-threonine + phosphate
(EC 4.2.3.1)
Pf6N2E2_3142 N.D.
Pf6N2E2_4961 -0.3
Pf6N2E2_5296 +0.1
Diaminopimelate epimerase:
L,L-diaminopimelate→meso-diaminopimelate
(EC 5.1.1.7)
Pf6N2E2_2885 -1.7
Pf6N2E2_33 -0.7
Pf6N2E2_4418 +1.6
Pf6N2E2_6030 +0.4
Pf6N2E2_758 -0.2
Cysteine-S-conjugate beta-lyase:
L-cystathionine→2-aminoprop-2-enoate + L-homocysteine
(EC 4.4.1.13)
No genes
Diaminopimelate decarboxylase:
meso-diaminopimelate + H+→L-lysine + CO2
(EC 4.1.1.20)
Pf6N2E2_4419 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)
Pf6N2E2_5472 +0.1
Tryptophanase:
2-aminoprop-2-enoate→2-iminopropanoate
(spontaneous) (EC 4.1.99.1; 4.1.99.2; 4.3.1.13; 4.3.1.17; 4.3.1.18; 4.3.3.8; 4.4.1.1; 4.4.1.13; 4.4.1.15; 4.4.1.25; 4.4.1.28; 4.4.1.35; 4.5.1.2)
Pf6N2E2_2047 +0.4
Pf6N2E2_3918 +1.8
Pf6N2E2_4685 -0.2
Pf6N2E2_5557 -0.1
Pf6N2E2_5896 +0.0
2-iminopropanoate + H2O→pyruvate + ammonium (spontaneous) (EC 3.5.99.10; 4.1.99.1; 4.1.99.2; 4.3.1.13; 4.3.1.17; 4.3.1.18; 4.3.3.8; 4.4.1.1; 4.4.1.13; 4.4.1.15; 4.4.1.25; 4.4.1.28; 4.4.1.35; 4.5.1.2)
Pf6N2E2_2047 +0.4
Pf6N2E2_3918 +1.8
Pf6N2E2_4360 -2.5
Pf6N2E2_4685 -0.2
Pf6N2E2_5557 -0.1
Pf6N2E2_5896 +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