MetaCyc Pathway: superpathway of pyrimidine ribonucleosides salvage in Shewanella amazonensis SB2B

Add experiment(s):


Cytidine deaminase:
cytidine + H+ + H2O→uridine + ammonium
(EC 3.5.4.5)
Sama_1974
cytidine + ATP→CMP + ADP + H+ (EC 2.7.1.213; 2.7.1.48)
Sama_2047
Cytidylate kinase:
CMP + ATP→CDP + ADP
(EC 2.7.4.14; 2.7.4.25)
Sama_1735 (cmk)
Uridine nucleosidase:
uridine + H2O→uracil + D-ribofuranose
(EC 3.2.2.3)
No genes
Uridine kinase:
uridine + ATP→UMP + ADP + H+
(EC 2.7.1.48)
Sama_2047
Nucleoside-diphosphate kinase:
CDP + ATP→CTP + ADP
(EC 2.7.4.6)
Sama_1301 (ndk)
Sama_1315 (adk)
Uracil phosphoribosyltransferase (in reverse):
uracil + 5-phospho-α-D-ribose 1-diphosphate→UMP + diphosphate
(EC 2.4.2.9)
Sama_2096 (upp)
Cytidylate kinase:
UMP + ATP→UDP + ADP
(EC 2.7.4.14; 2.7.4.22)
Sama_1141 (pyrH)
Sama_1735 (cmk)
Nucleoside-diphosphate kinase:
UDP + ATP→UTP + ADP
(EC 2.7.4.6)
Sama_1301 (ndk)
Sama_1315 (adk)
CTP synthase:
UTP + ATP + L-glutamine + H2O→CTP + ADP + L-glutamate + 2 H+ + phosphate
(EC 6.3.4.2)
Sama_1035 (pyrG)

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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