SerineAmino Acid SequenceMolecular Sequence DataPhosphorylationProtein BindingBinding SitesPhosphoserineCell LineMutagenesis, Site-DirectedBase SequenceProtein KinasesProtein-Serine-Threonine KinasesMutationKineticsTyrosinePhosphoproteinsProtein Structure, TertiaryRecombinant ProteinsCarrier ProteinsEnzyme ActivationThreonineSequence Homology, Amino AcidSerine EndopeptidasesDNA-Binding ProteinsPeptide MappingModels, MolecularTransfectionSubstrate SpecificityCells, CulturedProtein Kinase CPhosphopeptidesRecombinant Fusion ProteinsProtein ConformationElectrophoresis, Polyacrylamide GelPeptide FragmentsProtein Processing, Post-TranslationalAmino Acid SubstitutionCloning, MolecularCyclic AMP-Dependent Protein KinasesSignal TransductionPoly(A)-Binding ProteinsBlotting, WesternProtein-Tyrosine KinasesCasein Kinase IIHeLa CellsCOS CellsTranscription FactorsMolecular WeightSequence AlignmentOxidative PhosphorylationEnzyme InhibitorsEscherichia coliStructure-Activity RelationshipAmino Acid MotifsProteinsNuclear ProteinsMembrane ProteinsAmino AcidsPhosphotyrosinePhosphothreoninePeptidesCattleRNA, MessengerPrecipitin TestsPhosphoprotein PhosphatasesDNACell NucleusCell MembraneIntracellular Signaling Peptides and ProteinsImmunoblottingGene Expression RegulationCalciumProto-Oncogene ProteinsProto-Oncogene Proteins c-aktImmunoprecipitationDNA PrimersRNA-Binding ProteinsProtein Structure, SecondaryMitogen-Activated Protein KinasesBacterial ProteinsCysteinePhosphoamino AcidsModels, BiologicalTranscription, GeneticTrypsinCalcium-Calmodulin-Dependent Protein KinasesProtein TransportCell Line, TumorSerine Proteinase InhibitorsSerine ProteasesCricetinaeAlanineTumor Cells, CulturedCytoplasm14-3-3 ProteinsAdenosine TriphosphateAdaptor Proteins, Signal TransducingDNA, ComplementaryConserved SequenceTrans-Activators