TyrosineAmino AcidsSequence Homology, Amino AcidAmino Acid SequenceAmino Acid SubstitutionProtein Tyrosine PhosphatasesCloning, MolecularTyrosine 3-MonooxygenasePhosphorylationMolecular Sequence DataMutationBase SequenceAmino Acids, EssentialAmino Acid Transport SystemsKineticsBinding SitesSequence AlignmentCell LineMutagenesis, Site-DirectedAmino Acid MotifsRecombinant ProteinsEscherichia coliProtein BindingSignal TransductionPhosphotyrosineDNA, ComplementaryProtein Structure, TertiaryModels, MolecularSubstrate SpecificityPeptide FragmentsProtein ConformationStructure-Activity RelationshipAmino Acids, AromaticMolecular WeightProteinsSequence Homology, Nucleic AcidRecombinant Fusion ProteinsLeucineNeutral RedPeptidesDNAAmino Acids, Branched-ChainProtein Tyrosine Phosphatase, Non-Receptor Type 11Electrophoresis, Polyacrylamide GelAmino Acids, SulfurRNA, MessengerTransfectionPhenylalanineEnzyme ActivationBacterial ProteinsAmino Acids, NeutralReceptor Protein-Tyrosine KinasesHydrogen-Ion ConcentrationAlanineRestriction MappingCells, CulturedCarrier ProteinsPhylogenyNeutral CeramidaseDNA PrimersChromatography, High Pressure LiquidProtein Tyrosine Phosphatase, Non-Receptor Type 6CattleSequence Analysis, DNAPlasmidsPhosphoproteinsProtein Structure, SecondaryBiological TransportMembrane ProteinsConserved SequenceProtein Tyrosine Phosphatase, Non-Receptor Type 1Species SpecificityGenes, BacterialLysineAmino Acid Transport Systems, BasicIsoleucinePoint MutationCOS CellsCell MembraneTrypsinTryptophanProto-Oncogene ProteinsEnzyme InhibitorsGene ExpressionProtein Processing, Post-TranslationalSequence Deletionsrc Homology DomainsPolymerase Chain ReactionVanadatesCodonMutagenesisGlycineLymphocyte Specific Protein Tyrosine Kinase p56(lck)GenesCricetinaeAmino Acids, BasicTranscription, GeneticMethionineProtein BiosynthesisDNA-Binding Proteins