Protein ConformationProtein BindingMolecular Sequence DataModels, MolecularProtein Interaction MappingAmino Acid SequenceProtein Structure, TertiaryBinding SitesTwo-Hybrid System TechniquesProtein Structure, SecondaryMolecular ConformationProtein FoldingHelix (Snails)ThermodynamicsCrystallography, X-RayBase SequenceCircular DichroismTranscription FactorsDeuterium Exchange MeasurementCell LineMagnetic Resonance SpectroscopySpectrometry, FluorescenceHydrogen BondingProteinsKineticsSolutionsOptical Rotatory DispersionProtein DenaturationTemperatureStructure-Activity RelationshipModels, ChemicalHydrogen-Ion ConcentrationMutationNuclear Magnetic Resonance, BiomolecularMolecular Dynamics SimulationSilica GelMutagenesis, Site-DirectedMyoglobinLigandsComputer SimulationPeptidesEscherichia coliProtein Structure, QuaternaryTryptophanRecombinant ProteinsSpectrum Analysis, RamanAmino Acid SubstitutionProtein StabilitySpectroscopy, Fourier Transform InfraredAnilino NaphthalenesulfonatesStatic ElectricityMolecular StructureHydrophobic and Hydrophilic InteractionsApoproteinsBacteriorhodopsinsBacterial ProteinsSolventsMuramidaseWaterDimerizationHydrogenSpectrophotometry, UltravioletDNASpectrophotometry, InfraredGuanidinePrionsBiophysicsPeptide FragmentsSchiff BasesCatalysisBiophysical PhenomenaCrystallizationAmyloidCysteineMacromolecular SubstancesSubstrate SpecificityDeuteriumSequence Homology, Amino AcidProtonsCattlePhotochemistryHorsesFluorescence Resonance Energy TransferSpectrum AnalysisAlgorithmsHot TemperatureMutant ProteinsElectrophoresis, Polyacrylamide GelChemistry, PhysicalPoint MutationMass SpectrometryHydrolysisPhysicochemical PhenomenaAmino AcidsEnzyme StabilityMembrane ProteinsEnergy TransferHydrostatic PressureSequence AlignmentSpectrophotometry