Myocytes, CardiacSerinePhosphorylationTyrosineProtein KinasesProtein-Serine-Threonine KinasesPhosphoproteinsEnzyme ActivationCardiac OutputOxidative PhosphorylationAmino Acid SequencePhosphoserineMolecular Sequence DataCell LineThreonineHeartCells, CulturedProtein-Tyrosine KinasesProtein Kinase CCyclic AMP-Dependent Protein KinasesArrhythmias, CardiacCardiac Surgical ProceduresEnzyme InhibitorsProtein BindingPhosphopeptidesPhosphotyrosineProto-Oncogene Proteins c-aktDeath, Sudden, CardiacBlotting, WesternKineticsMutationSignal TransductionTime FactorsMitogen-Activated Protein KinasesMyocardiumCalciumTransfectionPhosphothreonineProtein Processing, Post-TranslationalPeptide MappingCasein Kinase IIsrc-Family KinasesBinding SitesProto-Oncogene ProteinsPhosphoprotein PhosphatasesMitogen-Activated Protein Kinase 1CardiomegalyRecombinant ProteinsIntracellular Signaling Peptides and ProteinsCalcium-Calmodulin-Dependent Protein KinasesRats, Sprague-DawleyGlycogen Synthase Kinase 3Protein Structure, TertiaryPhosphatidylinositol 3-KinasesMyocardial ContractionMitogen-Activated Protein Kinase 3ImmunoblottingDNA-Binding ProteinsExtracellular Signal-Regulated MAP KinasesMutagenesis, Site-DirectedMAP Kinase Signaling SystemModels, BiologicalImmunoprecipitationCell Line, TumorPrecipitin TestsCardiac Pacing, ArtificialAdenosine TriphosphateCardiac TamponadeMyosin Light ChainsHeart Diseasesp38 Mitogen-Activated Protein KinasesHeLa CellsCOS CellsRecombinant Fusion ProteinsAdaptor Proteins, Signal TransducingProteinsApoptosisGene Expression RegulationHeart VentriclesCarrier ProteinsElectrophoresis, Polyacrylamide GelCyclic AMPCardiac MyosinsTranscription FactorsCell Cycle ProteinsCardiac CatheterizationDose-Response Relationship, DrugIsoenzymesTetradecanoylphorbol AcetateOkadaic AcidProtein TransportTroponin ICell NucleusProtein Kinase InhibitorsMembrane ProteinsSubstrate SpecificityCDC2 Protein KinaseMice, KnockoutRNA, MessengerFibroblasts