TyrosineThreoninePhosphorylationAmino Acid SequenceMolecular Sequence DataProtein Tyrosine PhosphatasesThreonine DehydrataseTyrosine 3-MonooxygenaseMutagenesis, Site-DirectedBinding SitesModels, MolecularMutationProtein BindingSignal TransductionBase SequenceProtein Structure, TertiaryPhosphotyrosineSequence Homology, Amino AcidKineticsCell LineProtein ConformationAmino AcidsSerineRecombinant ProteinsSubstrate SpecificityEnzyme ActivationProtein-Serine-Threonine KinasesAmino Acid SubstitutionStructure-Activity RelationshipCloning, MolecularPhosphoproteinsProtein Tyrosine Phosphatase, Non-Receptor Type 11Escherichia coliPhosphothreonineSequence AlignmentProtein Structure, SecondaryRecombinant Fusion ProteinsReceptor Protein-Tyrosine KinasesPeptide FragmentsTransfectionProto-Oncogene ProteinsCysteineProtein KinasesProtein Tyrosine Phosphatase, Non-Receptor Type 6Enzyme InhibitorsPeptidesProteinsProtein Tyrosine Phosphatase, Non-Receptor Type 1LysinePhosphoprotein PhosphatasesCatalytic DomainCells, CulturedCatalysisCrystallography, X-RayAmino Acid MotifsVanadatesProtein Processing, Post-Translationalsrc Homology DomainsCOS CellsPeptide MappingConserved SequencePhosphoserineIsoleucineElectrophoresis, Polyacrylamide GelPoint MutationPhenylalanineIntracellular Signaling Peptides and ProteinsHistidineLymphocyte Specific Protein Tyrosine Kinase p56(lck)GenisteinAlaninePhosphopeptidesProtein Kinase InhibitorsMembrane Proteins3T3 CellsPrecipitin TestsDNA PrimersBlotting, WesternMutagenesisBacterial ProteinsReceptor, Epidermal Growth FactorDrug ResiduesDNA, ComplementaryAdaptor Proteins, Signal TransducingProto-Oncogene Proteins pp60(c-src)Cell MembraneTryptophanDNACattleMagnetic Resonance SpectroscopyHydrogen-Ion ConcentrationProto-Oncogene Proteins c-fynLigandsAspartic AcidCalcium-Calmodulin-Dependent Protein KinasesTumor Cells, CulturedCircular DichroismDNA-Binding ProteinsIsoenzymesCarrier Proteins