Models, MolecularBinding SitesProtein ConformationAmino Acid SequenceMolecular Sequence DataProteinsHydrogen BondingSequence Analysis, ProteinProtein BindingCrystallography, X-RayMutagenesis, Site-DirectedDatabases, ProteinProtein Structure, SecondaryAmino Acid SubstitutionProtein Structure, TertiaryAmino AcidsStructure-Activity RelationshipKineticsSolventsSequence AlignmentCatalytic DomainCatalysisMutationModels, ChemicalStatic ElectricityThermodynamicsMolecular StructureMagnetic Resonance SpectroscopyComputer SimulationProtein FoldingSoftwareCircular DichroismComputational BiologyBase SequenceSequence Homology, Amino AcidSpectrum Analysis, RamanEscherichia coliCysteineSpectrum AnalysisRecombinant ProteinsSpectrophotometry, UltravioletPeptidesPeptide FragmentsSubstrate SpecificitySpectrophotometrySpectrometry, FluorescenceHydrogen-Ion ConcentrationMass SpectrometryHistidineSpectrophotometry, InfraredDrug ResiduesElectron Spin Resonance SpectroscopyNuclear Magnetic Resonance, BiomolecularCloning, MolecularLysineTryptophanPesticide ResiduesSpectroscopy, Fourier Transform InfraredBacterial ProteinsChromatography, High Pressure LiquidMolecular ConformationConserved SequenceAspartic AcidCattleOxidation-ReductionTemperatureAlanineMutagenesisTyrosineCell LinePoint MutationChemistryDNAAmino Acid MotifsProtonsChemical PhenomenaElectrophoresis, Polyacrylamide GelRecombinant Fusion ProteinsTrypsinArginineSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationSolutionsSerineLigandsPeptide MappingDisulfidesMolecular WeightHydrolysisPhosphorylationDimerizationProtein DenaturationSpectrometry, Mass, Electrospray IonizationCarbohydrate SequenceAlgorithmsAsparagineEscherichia coli ProteinsHemeMacromolecular SubstancesEnzyme StabilityHydrophobic and Hydrophilic Interactions