Protein ConformationMolecular ConformationCrystallography, X-RayProtein Structure, SecondaryMolecular Sequence DataCircular DichroismBinding SitesAmino Acid SequenceMagnetic Resonance SpectroscopyProtein BindingProtein Structure, TertiaryThermodynamicsProtein FoldingHydrogen BondingStructure-Activity RelationshipSolutionsKineticsNuclear Magnetic Resonance, BiomolecularMutationPolymorphism, Single-Stranded ConformationalModels, ChemicalMolecular Dynamics SimulationLigandsSpectrometry, FluorescencePeptidesProtein Structure, QuaternaryCarbohydrate ConformationProtein DenaturationHydrogen-Ion ConcentrationTemperatureDNAX-Ray DiffractionEscherichia coliComputer SimulationMolecular StructureMutagenesis, Site-DirectedRecombinant ProteinsDimerizationCatalytic DomainCrystallographyAmino Acid SubstitutionPeptide FragmentsProteinsWaterSpectrophotometry, UltravioletPolydeoxyribonucleotidesSubstrate SpecificityStatic ElectricitySolventsProtein MultimerizationTryptophanCatalysisSpectrum Analysis, RamanHydrophobic and Hydrophilic InteractionsBacterial ProteinsCrystallizationDisulfidesSequence Homology, Amino AcidAllosteric RegulationAdenosine TriphosphateCattleSpectroscopy, Fourier Transform InfraredTrifluoroethanolCysteineHydrolysisMagnesiumPoint MutationScattering, Small AngleStereoisomerismMacromolecular SubstancesProtein StabilityBiophysicsModels, StructuralCell LineAmino Acid MotifsProtonsFluorescence Resonance Energy TransferBiophysical PhenomenaSequence AlignmentEscherichia coli ProteinsSpectrophotometry, InfraredStructural Homology, ProteinOligodeoxyribonucleotidesLipid BilayersChemistry, PhysicalMutant ProteinsModels, BiologicalCalorimetryAllosteric SiteProlineElectrophoresis, Polyacrylamide GelTrypsinBase PairingApoproteinsIsomerismPhysicochemical PhenomenaOligopeptidesNucleic Acid DenaturationTime FactorsEpitopes