Purification and properties of rat liver nuclear protein kinases.

Adenosine Triphosphate Animals Caseins Cations, Divalent Cell Nucleus/enzymology Centrifugation, Density Gradient Chromatography, Ion Exchange Cobalt Cyclic AMP Cyclic GMP Drug Stability Drug Synergism Enzyme Activation Hot Temperature Hydrogen-Ion Concentration Liver/enzymology Magnesium Nucleotides Osmolar Concentration Phosphoproteins Phosphotransferases/analysis,antagonists & inhibitors,isolation & purification Proteins Rats

Caseins Cations, Divalent Nucleotides Phosphoproteins Proteins Cobalt Adenosine Triphosphate Cyclic AMP Phosphotransferases Cyclic GMP Magnesium