CationsCations, DivalentCations, MonovalentOrganic Cation Transport ProteinsOrganic Cation Transporter 1MagnesiumSpectrometry, Mass, Fast Atom BombardmentTRPM Cation ChannelsModels, MolecularKineticsCalciumSodiumIon ChannelsTRPC Cation ChannelsPotassiumManganeseHydrogen-Ion ConcentrationBinding SitesMolecular StructureCation Transport ProteinsProtein ConformationMagnetic Resonance SpectroscopyMembrane PotentialsMolecular Sequence DataStrontiumRubidiumLithiumCrystallography, X-RayModels, ChemicalAmino Acid SequenceZincIonsMolecular ConformationTRPV Cation ChannelsCation Exchange ResinsCesiumHydrogen BondingIon TransportMetals, AlkaliMetalsHydrogenCobaltSubstrate SpecificityWaterCell Membrane PermeabilityStructure-Activity RelationshipEdetic AcidCyclic Nucleotide-Gated Cation ChannelsThermodynamicsQuaternary Ammonium CompoundsBariumIon Channel GatingOxidation-ReductionProtein BindingBiological TransportPatch-Clamp TechniquesMass SpectrometryElectric ConductivityTemperatureProtonsStereoisomerismElectronsCatalysisFlufenamic AcidX-Ray DiffractionChloridesAdenosine TriphosphateLanthanumOxygen IsotopesElectron Spin Resonance SpectroscopySulfurChemistryCell MembraneNickelChemical PhenomenaEscherichia coliIronCalcium ChannelsSpectrophotometryStatic ElectricitySpectrum AnalysisTetraethylammoniumCopperSaltsQuantum TheoryOsmolar ConcentrationCatecholamine Plasma Membrane Transport ProteinsBiological Transport, ActiveCadmiumElectrochemistryLigandsSolutionsProtein Structure, SecondaryGadoliniumDeuteriumCattleProtein Structure, TertiaryAmino AcidsChelating AgentsElectrophysiology