Cyclic AMP-Dependent Protein Kinase RIalpha SubunitCyclic AMP-Dependent Protein KinasesCyclic AMPProtein KinasesProtein Kinase CPhosphorylationCalcium-Calmodulin-Dependent Protein KinasesEnzyme ActivationCyclic GMP-Dependent Protein KinasesProtein Kinase InhibitorsCalcium-Calmodulin-Dependent Protein Kinase Type 2CalciumCalcium-Calmodulin-Dependent Protein Kinase Type 1Cyclic GMPCyclic AMP-Dependent Protein Kinase Type IIProtein-Serine-Threonine KinasesMolecular Sequence DataSignal TransductionAmino Acid SequenceKineticsCalmodulinIsoenzymesMitogen-Activated Protein KinasesCell LineCells, CulturedMAP Kinase Signaling SystemParamecium tetraureliaPhosphatidylinositol 3-KinasesProtein Bindingp38 Mitogen-Activated Protein KinasesEnzyme InhibitorseIF-2 KinaseTetradecanoylphorbol AcetateBase SequenceMutationSubstrate SpecificityProtein Kinase C-alpha