ID 2.7.1.32 DE choline kinase. CA ATP + choline = ADP + H(+) + phosphocholine. CC -!- Ethanolamine and its methyl and ethyl derivatives can also act as CC acceptors. DR P35790, CHKA_HUMAN ; O54804, CHKA_MOUSE ; Q01134, CHKA_RAT ; DR Q9Y259, CHKB_HUMAN ; O55229, CHKB_MOUSE ; O54783, CHKB_RAT ; DR Q9M9H6, CK1_ARATH ; Q8L518, CK2_ARATH ; Q9SZ92, CK3_ARATH ; DR Q22942, CKA2_CAEEL ; P46558, CKB1_CAEEL ; P46559, CKB2_CAEEL ; DR P46560, CKB3_CAEEL ; Q10276, KICH_SCHPO ; P20485, KICH_YEAST ; //