Cyclic AMP-Dependent Protein Kinase RIIbeta SubunitCyclic AMP-Dependent Protein Kinase Type IICyclic AMP-Dependent Protein KinasesCyclic AMPProtein KinasesProtein Kinase CPhosphorylationCalcium-Calmodulin-Dependent Protein KinasesProtein Kinase InhibitorsEnzyme ActivationCalcium-Calmodulin-Dependent Protein Kinase Type 2