Substrate SpecificityCatalytic DomainMolecular Sequence DataAmino Acid SequenceKineticsSequence Homology, Amino AcidBinding SitesModels, MolecularCatalysisRecombinant ProteinsSensitivity and SpecificityCloning, MolecularBase SequenceSequence AlignmentCrystallography, X-RayProtein BindingProtein ConformationEscherichia coliMutagenesis, Site-DirectedProtein Structure, TertiaryHydrolysisStructure-Activity RelationshipRecombinant Fusion ProteinsProtein Structure, SecondaryMutationBacterial ProteinsHydrogen-Ion ConcentrationPhosphorylationAmino Acid MotifsDNA, ComplementaryDNA PrimersAmino Acid SubstitutionElectrophoresis, Polyacrylamide GelIsoenzymesCell LineConserved SequenceEnzyme ActivationPeptidesEnzyme StabilityProtein Interaction Domains and MotifsDimerizationsrc Homology DomainsPeptide FragmentsSaccharomyces cerevisiaeMolecular WeightDNAMutagenesisSpecies SpecificityTransfectionPhylogenySerine EndopeptidasesEndopeptidasesMembrane ProteinsCarrier ProteinsPlasmidsCellulaseEscherichia coli ProteinsSequence DeletionTemperatureGlycoside HydrolasesProtein FoldingAntibody SpecificityProtein KinasesCattleAmino AcidsCell MembraneMolecular StructureProtein Structure, QuaternaryBiocatalysisProtein EngineeringChitinaseDNA-Binding ProteinsOligopeptidesSignal TransductionModels, ChemicalPoint MutationStructural Homology, ProteinCrystallizationModels, BiologicalHeLa CellsAdenosine TriphosphateMetalloendopeptidasesLigandsChromatography, High Pressure LiquidChromatography, GelCarbohydrate SequencePolymerase Chain ReactionFungal ProteinsCysteineSequence Analysis, DNATranscription FactorsProtein Tyrosine PhosphatasesGlutathione TransferaseBiological TransportMagnetic Resonance SpectroscopyStereoisomerismProtein Processing, Post-TranslationalTyrosineAlcohol OxidoreductasesLysine