. "\"Catalysis of the reaction: ATP + choline = ADP + choline phosphate + 2 H(+).\" [EC:2.7.1.32, RHEA:12840]" . . "choline kinase activity" . "ATP:choline phosphotransferase activity" . "choline kinase (phosphorylating)" . "choline phosphokinase activity" . "choline-ethanolamine kinase activity" . "EC:2.7.1.32" . "KEGG:R01021" . "MetaCyc:CHOLINE-KINASE-RXN" . "RHEA:12840" . . .