MetaCyc Pathway: superpathway of purine nucleotides de novo biosynthesis I in Pseudomonas fluorescens SBW25-INTG

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Amidophosphoribosyltransferase (in reverse):
5-phospho-α-D-ribose 1-diphosphate + L-glutamine + H2O→5-phospho-β-D-ribosylamine + L-glutamate + diphosphate (EC 2.4.2.14)
PFLU_RS20515
Phosphoribosylamine--glycine ligase:
5-phospho-β-D-ribosylamine + glycine + ATP→N1-(5-phospho-β-D-ribosyl)glycinamide + ADP + H+ + phosphate (EC 6.3.4.13)
PFLU_RS03010
PFLU_RS09285
Phosphoribosylglycinamide formyltransferase:
N1-(5-phospho-β-D-ribosyl)glycinamide + an N10-formyltetrahydrofolate→N2-formyl-N1-(5-phospho-β-D-ribosyl)glycinamide + H+ + a tetrahydrofolate (EC 2.1.2.2)
PFLU_RS22070
PFLU_RS24605
Phosphoribosylformylglycinamidine synthase:
N2-formyl-N1-(5-phospho-β-D-ribosyl)glycinamide + ATP + L-glutamine + H2O→2-(formamido)-N1-(5-phospho-β-D-ribosyl)acetamidine + ADP + L-glutamate + H+ + phosphate (EC 6.3.5.3)
PFLU_RS24685
Phosphoribosylformylglycinamidine cyclo-ligase:
2-(formamido)-N1-(5-phospho-β-D-ribosyl)acetamidine + ATP→5-amino-1-(5-phospho-β-D-ribosyl)imidazole + ADP + H+ + phosphate (EC 6.3.3.1)
PFLU_RS22065
Phosphoribosylaminoimidazole carboxylase (in reverse):
5-amino-1-(5-phospho-β-D-ribosyl)imidazole + CO2→5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate + 2 H+ (EC 4.1.1.21)
PFLU_RS29800
PFLU_RS29805
Phosphoribosylaminoimidazolesuccinocarboxamide synthase:
5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate + ATP + L-aspartate→5'-phosphoribosyl-4-(N-succinocarboxamide)-5-aminoimidazole + ADP + H+ + phosphate (EC 6.3.2.6)
PFLU_RS07290
Adenylosuccinate lyase:
5'-phosphoribosyl-4-(N-succinocarboxamide)-5-aminoimidazole→5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide + fumarate (EC 4.3.2.2)
PFLU_RS18590
Phosphoribosylaminoimidazolecarboxamide formyltransferase:
5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide + an N10-formyltetrahydrofolate→5-formamido-1-(5-phospho-D-ribosyl)-imidazole-4-carboxamide + a tetrahydrofolate (EC 2.1.2.3)
PFLU_RS03015
IMP cyclohydrolase (in reverse):
5-formamido-1-(5-phospho-D-ribosyl)-imidazole-4-carboxamide→IMP + H2O (EC 3.5.4.10)
PFLU_RS03015
Adenylosuccinate synthase:
IMP + L-aspartate + GTP→adenylosuccinate + GDP + 2 H+ + phosphate (EC 6.3.4.4)
PFLU_RS02595
IMP dehydrogenase:
IMP + NAD+ + H2O→XMP + NADH + H+ (EC 1.1.1.205)
PFLU_RS10605
PFLU_RS24735
Adenylosuccinate lyase:
adenylosuccinate→AMP + fumarate (EC 4.3.2.2)
PFLU_RS18590
GMP synthase (glutamine-hydrolyzing):
XMP + ATP + L-glutamine + H2O→GMP + AMP + L-glutamate + diphosphate + 2 H+ (EC 6.3.5.2)
PFLU_RS24730
Adenylate kinase:
AMP + ATP→2 ADP (EC 2.7.4.3)
PFLU_RS06135
Guanylate kinase:
GMP + ATP→GDP + ADP (EC 2.7.4.8)
PFLU_RS08795
PFLU_RS29500
Ribonucleoside-diphosphate reductase (in reverse):
ADP + a reduced thioredoxin→dADP + an oxidized thioredoxin + H2O (EC 1.17.4.1)
PFLU_RS13580
PFLU_RS23155
PFLU_RS23365
Nucleoside-diphosphate kinase:
GDP + ATP→GTP + ADP (EC 2.7.4.6)
PFLU_RS06135
PFLU_RS24820
Ribonucleoside-diphosphate reductase (in reverse):
GDP + a reduced thioredoxin→dGDP + an oxidized thioredoxin + H2O (EC 1.17.4.1)
PFLU_RS13580
PFLU_RS23155
PFLU_RS23365
Nucleoside-diphosphate kinase:
dADP + ATP→ADP + dATP (EC 2.7.4.6)
PFLU_RS24820
Nucleoside-diphosphate kinase:
dGDP + ATP→dGTP + ADP (EC 2.7.4.6)
PFLU_RS06135
PFLU_RS24820

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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