LigandsReceptors, G-Protein-CoupledProtein BindingBinding SitesModels, MolecularMolecular Sequence DataAmino Acid SequenceProtein ConformationProtein Structure, TertiarySignal TransductionCD40 LigandKineticsCrystallography, X-RayBinding, CompetitiveFas Ligand ProteinCell LineStructure-Activity RelationshipMutagenesis, Site-DirectedCHO CellsRadioligand AssayProtein Structure, SecondaryReceptors, Cell SurfaceRecombinant ProteinsCOS CellsDimerizationCricetinaeTransfectionRecombinant Fusion ProteinsSequence Homology, Amino AcidMutationAllosteric RegulationCell MembraneThermodynamicsBase SequenceMolecular StructureCells, CulturedMolecular Dynamics SimulationMembrane GlycoproteinsSequence AlignmentProtein MultimerizationReceptors, Adrenergic, beta-2Membrane ProteinsCarrier ProteinsAmino Acid SubstitutionRANK LigandReceptors, PeptideDrug DesignModels, ChemicalHEK293 CellsCarbon MonoxideModels, BiologicalPeptidesProteinsRiboswitchReceptors, Cytoplasmic and NuclearAmino Acid MotifsReceptors, ImmunologicMolecular Docking SimulationMolecular ConformationPhosphorylationNuclear Magnetic Resonance, BiomolecularGTP-Binding ProteinsCercopithecus aethiopsCricetulusAllosteric SiteProtein Structure, QuaternaryCysteineMyoglobinCloning, MolecularMutagenesisPeptide FragmentsDose-Response Relationship, DrugEndocytosisCalorimetryCell AdhesionStructural Homology, ProteinCD30 LigandTNF-Related Apoptosis-Inducing LigandOligopeptidesAntibodies, MonoclonalFluorescence Resonance Energy TransferHemePoint MutationIntegrinsCyclic AMPMagnetic Resonance SpectroscopyRNA, MessengerSpectrometry, FluorescenceWhalesProtein TransportRhodopsinDNA, ComplementarySubstrate SpecificityComputer SimulationEscherichia coliPhotolysisCattleSurface Plasmon ResonanceMice, Inbred C57BLDNA Primers