LigandsProtein BindingBinding, CompetitiveMolecular Sequence DataKineticsRadioligand AssayBinding SitesAmino Acid SequenceChromatography, AffinityPeptidesMolecular StructureCHO CellsStructure-Activity RelationshipRecombinant ProteinsModels, MolecularProtein Structure, TertiaryCricetinaeProtein ConformationCell LineAffinity LabelsTransfectionDose-Response Relationship, DrugSignal TransductionBase SequenceSepharoseReceptors, Cell SurfacePeptide LibraryCarrier ProteinsRecombinant Fusion ProteinsCell MembraneAntibody AffinityElectrophoresis, Polyacrylamide GelReceptors, ImmunologicCloning, MolecularOligodeoxyribonucleotidesMolecular WeightCD40 LigandHydrogen-Ion ConcentrationProteinsFas Ligand ProteinSurface Plasmon ResonanceMutagenesis, Site-DirectedSequence Homology, Amino AcidSubstrate SpecificityMutationCells, CulturedCrystallography, X-RayPeptide FragmentsEscherichia coliMembrane GlycoproteinsMembrane ProteinsCattleDNAAntibodies, MonoclonalProtein Structure, SecondaryRANK LigandCalciumThermodynamicsIodine RadioisotopesRabbitsOligopeptidesDimerizationMacromolecular SubstancesSpectrometry, FluorescenceBiological TransportCOS CellsBacterial ProteinsRNA, MessengerDNA PrimersSequence AlignmentTumor Cells, CulturedAptamers, NucleotideAmino Acid SubstitutionPhosphorylationCircular DichroismDNA-Binding ProteinsModels, ChemicalCross-Linking ReagentsModels, BiologicalTNF-Related Apoptosis-Inducing LigandAllosteric RegulationCD30 LigandHeparinSolubilityDrug DesignMolecular ConformationAdenosine TriphosphateMice, Inbred C57BLDNA, ComplementaryStereoisomerismChromatography, GelReceptors, sigmaBrainReceptors, DrugAntibodiesLectinsCricetulusMagnetic Resonance SpectroscopyTemperatureBlotting, Western