GO:0005956

protein kinase CK2 complex

Details: 
A protein complex that possesses protein serine/threonine kinase activity, and contains two catalytic alpha subunits and two regulatory beta subunits. Protein kinase CK2 complexes are found in nearly every subcellular compartment, and can phosphorylate many protein substrates in addition to casein. [GOC:mah, PMID:10994779]
Evidence Code: