Receptor, Serotonin, 5-HT2AReceptor, Serotonin, 5-HT1AReceptors, Serotonin, 5-HT1Receptors, Serotonin, 5-HT3Receptor, Serotonin, 5-HT1BChromatography, AffinityReceptor, Serotonin, 5-HT2CSerotonin 5-HT2 Receptor AntagonistsSerotonin 5-HT1 Receptor AgonistsReceptors, SerotoninSerotonin 5-HT2 Receptor AgonistsHT29 CellsAntibody AffinityReceptor, Serotonin, 5-HT1DAffinity LabelsSerotonin AntagonistsProtein BindingSerotoninSerotonin Receptor AgonistsSerotonin 5-HT1 Receptor AntagonistsSerotonin 5-HT3 Receptor AntagonistsBinding SitesKineticsMolecular Sequence DataBinding, CompetitiveAmino Acid SequenceSerotonin 5-HT3 Receptor AgonistsSerotonin 5-HT4 Receptor AgonistsSerotonin 5-HT4 Receptor AntagonistsLigands8-Hydroxy-2-(di-n-propylamino)tetralinKetanserinModels, MolecularRecombinant ProteinsStructure-Activity RelationshipBase SequenceProtein Structure, TertiaryProtein ConformationCell LineSurface Plasmon ResonanceRadioligand AssayDose-Response Relationship, DrugElectrophoresis, Polyacrylamide GelMutagenesis, Site-DirectedSubstrate SpecificityCarrier ProteinsMolecular WeightEscherichia coliMutationCell MembranePeptidesSerotonin AgentsRecombinant Fusion ProteinsSequence Homology, Amino AcidCHO CellsCloning, MolecularCricetinaeSepharoseRabbitsHydrogen-Ion ConcentrationRaphe NucleiCattlePeptide FragmentsDNAReceptors, Cell SurfaceAmphetaminesPiperazinesSumatriptanRitanserinCalciumRats, Sprague-DawleyThermodynamicsTransfectionMethiothepinMolecular StructurePeptide LibraryAmino Acid SubstitutionMacromolecular SubstancesSpectrometry, FluorescenceIndolesAntibodies, MonoclonalBrainChromatography, GelProtein Structure, SecondarySerotonin Plasma Membrane Transport ProteinsBacterial ProteinsCells, CulturedCrystallography, X-RayPiperidinesMethysergidePyridinesAdenosine TriphosphateTryptaminesCircular DichroismBiological TransportDNA-Binding ProteinsGuinea PigsAmino AcidsSpiperoneSequence Alignment