MetaCyc Pathway: purine nucleotides degradation I (plants) in Rhodopseudomonas palustris CGA009

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Reactions and Genes 4-Hydroxybenzoate (C)
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Adenosine-phosphate deaminase:
AMP + H+ + H2O→IMP + ammonium (EC 3.5.4.17; 3.5.4.6)
No genes
5'-nucleotidase:
GMP + H2O→guanosine + phosphate (EC 3.1.3.5)
TX73_003245 -0.1
TX73_004920 -0.0
TX73_014710 -1.0
Guanosine deaminase:
guanosine + H+ + H2O→xanthosine + ammonium (EC 3.5.4.15)
No genes
IMP dehydrogenase:
IMP + NAD+ + H2O→XMP + NADH + H+ (EC 1.1.1.205)
TX73_006265 +0.1
TX73_011355 N.D.
TX73_017665 +0.0
TX73_022000 +0.1
5'-nucleotidase:
IMP + H2O→inosine + phosphate (EC 3.1.3.5; 3.1.3.99)
TX73_003245 -0.1
TX73_004920 -0.0
TX73_014710 -1.0
Purine nucleosidase:
guanosine + H2O→guanine + D-ribofuranose (EC 3.2.2.1)
No genes
Guanine deaminase:
guanine + H+ + H2O→xanthine + ammonium (EC 3.5.4.3)
TX73_015070 +0.1
Inosine nucleosidase:
inosine + H2O→hypoxanthine + D-ribofuranose (EC 3.2.2.2)
No genes
5'-nucleotidase:
XMP + H2O→xanthosine + phosphate (EC 3.1.3.5)
TX73_003245 -0.1
TX73_004920 -0.0
TX73_014710 -1.0
Xanthine dehydrogenase:
hypoxanthine + NAD+ + H2O→xanthine + NADH + H+ (EC 1.17.1.4)
TX73_003475 -4.6
Purine nucleosidase:
xanthosine + H2O→xanthine + D-ribofuranose (EC 3.2.2.1)
No genes
Xanthine dehydrogenase:
xanthine + NAD+ + H2O→urate + NADH + H+ (EC 1.17.1.4)
TX73_003475 -4.6

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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