Models, MolecularProtein ConformationSequence Analysis, ProteinAmino Acid SequenceProteinsAmino AcidsMolecular Sequence DataBinding SitesSequence AlignmentProtein Structure, SecondaryDatabases, ProteinProtein Structure, TertiaryMutagenesis, Site-DirectedAmino Acid SubstitutionProtein FoldingProtein BindingSequence Homology, Amino AcidModels, ChemicalComputational BiologyCrystallography, X-RayStructure-Activity RelationshipComputer SimulationHydrogen BondingSoftwareKineticsMutationBase SequenceAlgorithmsCatalytic DomainCatalysisCloning, MolecularEscherichia coliStatic ElectricitySolventsThermodynamicsRecombinant ProteinsCysteineSubstrate SpecificityMolecular StructurePeptide FragmentsPeptidesLysineAmino Acid MotifsDrug ResiduesConserved SequenceBacterial ProteinsDNACell LineMagnetic Resonance SpectroscopyPesticide ResiduesAlanineHistidineCircular DichroismRecombinant Fusion ProteinsMutagenesisAspartic AcidTryptophanPoint MutationElectrophoresis, Polyacrylamide GelDNA, ComplementaryArginineChromatography, High Pressure LiquidPlasmidsSequence Homology, Nucleic AcidSerineMolecular WeightCattleTrypsinDNA PrimersTyrosinePhosphorylationHydrogen-Ion ConcentrationHydrolysisDisulfidesRestriction MappingDimerizationCyanogen BromideMembrane ProteinsTransfectionSaccharomyces cerevisiaeAsparagineProtein Processing, Post-TranslationalThreonineSequence DeletionCarrier ProteinsEscherichia coli ProteinsLigandsPeptide MappingNuclear Magnetic Resonance, BiomolecularMacromolecular SubstancesCell MembraneLeucineHydrophobic and Hydrophilic InteractionsCOS CellsMass SpectrometryProlineAmino Acids, AromaticGlycineEnzyme StabilitySpecies Specificity