TyrosineAmino AcidsSequence Homology, Amino AcidAmino Acid SequenceAmino Acid SubstitutionProtein Tyrosine PhosphatasesCloning, MolecularTyrosine 3-MonooxygenasePhosphorylationMolecular Sequence DataBase SequenceAmino Acids, EssentialMutationBinding SitesSequence AlignmentAmino Acid Transport SystemsAmino Acid MotifsMutagenesis, Site-DirectedCell LineKineticsRecombinant ProteinsProtein BindingEscherichia coliSignal TransductionPhosphotyrosineProtein Structure, TertiaryDNA, ComplementaryPeptide FragmentsModels, MolecularProtein ConformationSubstrate SpecificityStructure-Activity RelationshipRecombinant Fusion ProteinsProteinsAmino Acids, AromaticSequence Homology, Nucleic AcidMolecular WeightPeptidesDNALeucineAmino Acids, Branched-ChainProtein Tyrosine Phosphatase, Non-Receptor Type 11RNA, MessengerTransfectionAmino Acids, SulfurElectrophoresis, Polyacrylamide GelReceptor Protein-Tyrosine KinasesBacterial ProteinsEnzyme ActivationPhenylalanineCells, CulturedRestriction MappingDNA PrimersProtein Tyrosine Phosphatase, Non-Receptor Type 6Carrier ProteinsPlasmidsPhylogenyAlaninePhosphoproteinsConserved SequenceCattleSequence Analysis, DNAProtein Structure, SecondaryProtein Tyrosine Phosphatase, Non-Receptor Type 1Membrane ProteinsChromatography, High Pressure LiquidLysineGenes, BacterialCOS CellsSpecies SpecificityProto-Oncogene ProteinsPoint MutationBiological TransportAmino Acid Transport Systems, BasicIsoleucineDNA-Binding ProteinsTrypsinGene ExpressionProtein Processing, Post-TranslationalTranscription, GeneticSequence DeletionEnzyme Inhibitorssrc Homology DomainsPolymerase Chain ReactionVanadatesMutagenesisCell MembraneLymphocyte Specific Protein Tyrosine Kinase p56(lck)CodonAmino Acids, BasicTryptophanProtein BiosynthesisGenesGenisteinArginineGlycinePrecipitin TestsCyanogen BromideMacromolecular SubstancesMethionine