. "Edited: Williams, MG, 2011-08-12"^^ . "Authored: Williams, MG, 2011-09-14"^^ . "In the cytosol, choline kinase alpha subunit (CHKA) homodimer, choline kinase beta subunit (CHKB) dimer, or CHKA:CHKB heterodimer phosphorylates choline (Cho) to produce phosphocholine (PCho) (Malito et al. 2006, Gallego-Ortega et al. 2009)."^^ . . . . . . . "Cho is phosphorylated to PCho by CHK dimer"^^ . "2.7.1.32"^^ . . . . .