LigandsReceptors, TNF-Related Apoptosis-Inducing LigandRadioligand AssayProtein BindingReceptors, sigmaSignal TransductionReceptors, Tumor Necrosis FactorBinding SitesMolecular Sequence DataReceptors, Dopamine D3Amino Acid SequenceReceptors, Cell SurfaceTNF-Related Apoptosis-Inducing LigandModels, MolecularBornanesReceptors, Opioid, deltaReceptors, OpioidAntigens, CD95Receptors, Dopamine D2Binding, CompetitiveCell LineTetrahydronaphthalenesChemokine CXCL12Membrane GlycoproteinsCells, CulturedApoptosisCholinergic AgentsStructure-Activity RelationshipReceptor, Cannabinoid, CB2KineticsApigeninTransfectionReceptors, CXCR4Drug DesignEnkephalinsEnkephalin, Ala(2)-MePhe(4)-Gly(5)-Cell Line, TumorAntibodies, MonoclonalProtein Structure, TertiaryCD40 LigandReceptors, G-Protein-CoupledAntigens, CDAutoradiographyReceptors, Opioid, kappaDose-Response Relationship, DrugEstrogen Receptor betaCHO CellsReceptors, Opioid, muOligopeptidesBenzodiazepinesBicyclo Compounds, HeterocyclicFas Ligand ProteinRecombinant Fusion ProteinsReceptors, SomatostatinDopamine AgonistsTumor Necrosis Factor-alphaSomatostatinMolecular StructureReceptors, DrugTumor Cells, CulturedImmunohistochemistryTritiumRNA, MessengerCricetinaeReceptors, GABA-AMice, Inbred C57BLReceptors, NicotinicPiperazinesImidazolesIsoquinolinesPeptides, CyclicProtein ConformationBrainRats, Sprague-DawleyAdenylate CyclaseCell MembraneGuinea PigsCyclic AMPRats, WistarRANK LigandCD30 LigandOX40 LigandCrystallography, X-Ray4-1BB LigandMembrane ProteinsRecombinant ProteinsProgrammed Cell Death 1 Ligand 2 ProteinReceptors, ImmunologicPeptidesCarrier ProteinsBase SequenceReceptors, Cytoplasmic and NuclearMutagenesis, Site-DirectedCell AdhesionMice, KnockoutSequence Homology, Amino AcidMutationFlow CytometryIntercellular Signaling Peptides and ProteinsThermodynamics