SerinePhosphorylationAmino Acid SequenceMolecular Sequence DataPhosphoserineElectric StimulationCell LineProtein KinasesProtein-Serine-Threonine KinasesMutagenesis, Site-DirectedTyrosineBinding SitesEnzyme ActivationPhosphoproteinsKineticsProtein BindingThreonineMutationCells, CulturedSerine EndopeptidasesProtein Kinase CRecombinant ProteinsProtein Structure, TertiaryPeptide MappingBase SequencePhosphopeptidesSequence Homology, Amino AcidSignal TransductionSubstrate SpecificityTransfectionCyclic AMP-Dependent Protein KinasesProtein-Tyrosine KinasesProtein Processing, Post-TranslationalEnzyme InhibitorsCasein Kinase IIAmino Acid SubstitutionPeptide FragmentsModels, MolecularOxidative PhosphorylationBlotting, WesternElectrophoresis, Polyacrylamide GelRecombinant Fusion ProteinsProtein ConformationPhosphotyrosineCOS CellsCalciumStructure-Activity RelationshipPhosphothreonineDNA-Binding ProteinsTime FactorsAmino AcidsCloning, MolecularMitogen-Activated Protein KinasesPhosphoprotein PhosphatasesProteinsElectric Stimulation TherapyProto-Oncogene Proteins c-aktHeLa CellsPrecipitin TestsStimulation, ChemicalCalcium-Calmodulin-Dependent Protein KinasesPeptidesMolecular WeightProto-Oncogene ProteinsCell MembraneSequence AlignmentCattleAmino Acid MotifsCarrier ProteinsMembrane ProteinsTetradecanoylphorbol AcetateAdenosine TriphosphatePhosphoamino AcidsIntracellular Signaling Peptides and ProteinsImmunoblottingEscherichia coliSerine ProteasesSerine Proteinase InhibitorsCyclic AMPCysteineAlanineTrypsinModels, BiologicalImmunoprecipitationCasein KinasesPhosphatidylinositol 3-KinasesIsoenzymesDose-Response Relationship, DrugCricetinaeProtein TransportCell Line, TumorGene Expression RegulationTumor Cells, CulturedMitogen-Activated Protein Kinase 1RabbitsTranscription FactorsRNA, MessengerCell Nucleus14-3-3 ProteinsOkadaic Acid