TyrosineProtein Tyrosine PhosphatasesAmino Acid SequenceMolecular Sequence DataTyrosine 3-MonooxygenasePhosphorylationBinding SitesMutagenesis, Site-DirectedModels, MolecularPhosphotyrosineProtein BindingProtein Structure, TertiaryProtein ConformationMutationSignal TransductionBase SequenceKineticsSequence Homology, Amino AcidCell LineProtein Tyrosine Phosphatase, Non-Receptor Type 11Structure-Activity RelationshipRecombinant ProteinsAmino Acid SubstitutionReceptor Protein-Tyrosine KinasesSubstrate SpecificityProtein Structure, SecondaryEnzyme ActivationProtein Tyrosine Phosphatase, Non-Receptor Type 6Amino AcidsProtein Tyrosine Phosphatase, Non-Receptor Type 1Peptide FragmentsSequence AlignmentPhosphoproteinsCysteineEscherichia coliCloning, MolecularRecombinant Fusion ProteinsTransfectionPeptidesProteinssrc Homology DomainsVanadatesCrystallography, X-RayLymphocyte Specific Protein Tyrosine Kinase p56(lck)Proto-Oncogene ProteinsGenisteinDrug ResiduesCatalytic DomainEnzyme InhibitorsPhenylalanineCatalysisHistidineCells, CulturedAmino Acid MotifsLysineConserved SequenceReceptor, Epidermal Growth FactorProto-Oncogene Proteins pp60(c-src)SerinePoint MutationIntracellular Signaling Peptides and ProteinsProto-Oncogene Proteins c-fynProtein Processing, Post-TranslationalCOS CellsPesticide ResiduesElectrophoresis, Polyacrylamide GelMembrane ProteinsTryptophanMagnetic Resonance SpectroscopyMutagenesisCircular DichroismLigandsProtein Kinase InhibitorsAdaptor Proteins, Signal TransducingHydrogen-Ion ConcentrationBacterial ProteinsMolecular WeightCell MembraneDNA PrimersTyrosine DecarboxylaseAlanineBlotting, WesternPrecipitin TestsDNACattle3T3 CellsPeptide MappingTyrosine Phenol-LyaseTetranitromethaneProto-Oncogene Proteins c-ablTyrphostinsSH2 Domain-Containing Protein Tyrosine PhosphatasesDNA, ComplementaryDimerizationFocal Adhesion Protein-Tyrosine KinasesChromatography, High Pressure LiquidPyrimidinesAspartic AcidTumor Cells, CulturedThreonine