Fas Ligand ProteinProtein ConformationLigandsProtein BindingProtein Interaction MappingMolecular Sequence DataBinding SitesAmino Acid SequenceModels, MolecularProtein Structure, TertiaryTwo-Hybrid System TechniquesMolecular ConformationProtein Structure, SecondaryCircular DichroismProtein FoldingThermodynamicsBase SequenceCrystallography, X-RayCell LineTranscription FactorsDeuterium Exchange MeasurementSpectrometry, FluorescenceProteinsKineticsMagnetic Resonance SpectroscopyOptical Rotatory DispersionProtein DenaturationSolutionsHydrogen BondingTemperatureStructure-Activity RelationshipHydrogen-Ion ConcentrationSilica GelModels, ChemicalMyoglobinMutationMolecular Dynamics SimulationRecombinant ProteinsSpectrum Analysis, RamanMutagenesis, Site-DirectedPeptidesComputer SimulationTryptophanNuclear Magnetic Resonance, BiomolecularMolecular StructureProtein Structure, QuaternaryCD40 LigandAnilino NaphthalenesulfonatesSpectroscopy, Fourier Transform InfraredEscherichia coliProtein StabilityAmino Acid SubstitutionWaterApoproteinsMuramidaseHydrogenSolventsStatic ElectricitySpectrophotometry, UltravioletBacterial ProteinsGuanidinePrionsSpectrophotometry, InfraredBacteriorhodopsinsPeptide FragmentsDimerizationSchiff BasesCatalysisHydrophobic and Hydrophilic InteractionsBiophysicsAmyloidCattleDNAHorsesSpectrum AnalysisSubstrate SpecificityMacromolecular SubstancesCrystallizationBiophysical PhenomenaDeuteriumPhotochemistryMass SpectrometryOxidation-ReductionFluorescence Resonance Energy TransferMembrane ProteinsSpectrophotometryAlgorithmsElectrophoresis, Polyacrylamide GelCysteineProtonsHydrostatic PressureHydrolysisHot TemperatureHemeModels, BiologicalSequence Homology, Amino AcidPrion DiseasesEnergy TransferEnzyme StabilityElectron Spin Resonance Spectroscopy