FB2026_03 , released September 17, 2026
CV Term Report
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Term nucleoside kinase activity ID (Ontology) GO:0019206 (Gene Ontology)
Definition Catalysis of the reaction: ATP + nucleoside = ADP + nucleoside monophosphate.
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 nucleoside kinase activity (all annotations which use CV term, excluding "NOT" statements)
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kinase activity
 |__nucleobase-containing compound kinase activity_______________
transferase activity, transferring phosphorus-containing groups  |
 |__phosphotransferase activity, alcohol group as acceptor_______|
                                                                 nucleoside kinase activity  8 rec.
                                                                  |__adenosine kinase activity 4 rec.
                                                                  |__cytidine kinase activity 2 rec.
                                                                  |__guanosine kinase activity
                                                                  |__uridine kinase activity 3 rec.
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Is a phosphotransferase activity, alcohol group as acceptor
nucleobase-containing compound kinase activity
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Reactome:R-HSA-109671 "deoxyadenosine or deoxyguanosine + ATP => dAMP or dGMP + ADP (DCK)"
Reactome:R-HSA-109759 "deoxycytidine, thymidine, or deoxyuridine + ATP => dCMP, TMP, or dUMP + ADP [TK2]"
Reactome:R-HSA-109903 "cytidine or uridine + ATP => CMP or UMP + ADP [UCK2]"
Reactome:R-HSA-110137 "(d)ADP or (d)CDP + ADP <=> (d)AMP or (d)CMP + ATP"
Reactome:R-HSA-110138 "AK5,7,8,9 phosphorylates (d)NMPs to (d)NDPs"
Reactome:R-HSA-73598 "(2'-deoxy)cytidine + ATP => (d)CMP + ADP (DCK)"
Reactome:R-HSA-73599 "cytidine or uridine + ATP => CMP or UMP + ADP [UCK1]"
Reactome:R-HSA-73632 "thymidine + ATP => TMP (deoxythymidine 5'-monophosphate) + ADP [TK1]"