SerinePhosphorylationPhosphoenolpyruvate CarboxylaseAmino Acid SequenceMolecular Sequence DataThreonineAntibodies, Phospho-SpecificProtein KinasesBinding SitesMutagenesis, Site-DirectedProtein-Serine-Threonine KinasesPhosphopeptidesPeptide MappingEnzyme ActivationCell LineKineticsMutationRecombinant ProteinsCalcium-Calmodulin-Dependent Protein KinasesProtein Processing, Post-TranslationalPhosphoserineSignal TransductionPhosphoproteinsProtein BindingTyrosineBase SequenceProtein Structure, TertiarySerine EndopeptidasesSequence Homology, Amino AcidIron Regulatory Protein 1Protein Kinase CSubstrate SpecificityCells, CulturedTransfectionIron Regulatory Protein 2Models, MolecularDNA-Binding ProteinsCyclic AMP-Dependent Protein KinasesAmino Acid SubstitutionRecombinant Fusion ProteinsProtein-Tyrosine KinasesProtein ConformationCasein Kinase IIPeptide FragmentsElectrophoresis, Polyacrylamide GelBlotting, WesternCloning, MolecularOxidative PhosphorylationTranscription FactorsEnzyme InhibitorsCOS CellsStructure-Activity RelationshipEscherichia coliBacterial ProteinsHeLa CellsSequence AlignmentPhosphotyrosineProteinsPhosphothreonineCarrier ProteinsTranscription, GeneticPhosphoprotein PhosphatasesMolecular WeightAmino AcidsMembrane ProteinsPrecipitin TestsAmino Acid MotifsCattleProto-Oncogene Proteins c-aktImmunoblottingPeptidesCell MembraneProto-Oncogene ProteinsMitogen-Activated Protein KinasesLeucine-Responsive Regulatory ProteinCysteineCalciumGene Expression RegulationIntracellular Signaling Peptides and ProteinsPhosphoamino AcidsSerine ProteasesCell NucleusSerine Proteinase InhibitorsRNA, MessengerAlanineTrans-ActivatorsTrypsinModels, Biological14-3-3 ProteinsCell Cycle ProteinsNuclear ProteinsImmunoprecipitationDNA PrimersPlasmidsProtein Structure, SecondaryCell Line, TumorDNAAdenosine TriphosphateProtein TransportCasein Kinases