Catalytic DomainAmino Acid SequenceMolecular Sequence DataSequence Homology, Amino AcidBinding SitesModels, MolecularMutagenesis, Site-DirectedProtein ConformationSequence AlignmentProtein BindingRecombinant ProteinsBase SequenceCloning, MolecularProtein Structure, TertiaryCrystallography, X-RayProtein Structure, SecondaryCatalysisRecombinant Fusion ProteinsStructure-Activity RelationshipKineticsEscherichia coliSubstrate SpecificityMutationAmino Acid SubstitutionProtein Interaction Domains and MotifsPeptide FragmentsConserved SequenceAmino Acid Motifssrc Homology DomainsPhosphorylationDimerizationDNA, ComplementaryCysteineBacterial ProteinsMutagenesisSequence DeletionDNA PrimersProtein FoldingCell LineTransfectionPeptidesPoint MutationHydrolysisDNAMembrane ProteinsEnzyme ActivationElectrophoresis, Polyacrylamide GelChitinaseCellulasePlasmidsLysineProtein Structure, QuaternaryCell MembraneSaccharomyces cerevisiaeDNA-Binding ProteinsCircular DichroismMagnetic Resonance SpectroscopyNuclear Magnetic Resonance, BiomolecularAmino AcidsCarrier ProteinsEnzyme StabilityLigandsTyrosineSignal TransductionHistidineSerineStructural Homology, ProteinCrystallizationHydrogen-Ion ConcentrationProtein MultimerizationProtein KinasesTranscription FactorsEscherichia coli ProteinsCattleCricetinaeTrypsinHydrogen BondingPhylogenyHeLa CellsProtein Processing, Post-TranslationalPDZ DomainsSequence Homology, Nucleic AcidDisulfidesAlanineRestriction MappingCercopithecus aethiopsTwo-Hybrid System TechniquesGlycoside HydrolasesEndo-1,4-beta XylanasesBiocatalysisIsoenzymesEndopeptidasesTryptophanMolecular WeightCOS CellsSerine EndopeptidasesPeptide MappingProtein TransportCHO CellsThreonine