Ion ChannelsPotassiumIon Channel GatingPotassium ChannelsAcid Sensing Ion ChannelsCalcium ChannelsPotassium Channels, Inwardly RectifyingPotassium Channel BlockersPotassium Channels, Voltage-GatedMembrane PotentialsSodiumChloride ChannelsIon TransportElectrophysiologyElectric ConductivityCalcium Channel BlockersShaker Superfamily of Potassium ChannelsKv1.3 Potassium ChannelPotassium Channels, Calcium-ActivatedLigand-Gated Ion ChannelsPatch-Clamp TechniquesKineticsPotassium IsotopesCations, MonovalentEther-A-Go-Go Potassium ChannelsKATP ChannelsCalcium Channels, L-TypeKv1.2 Potassium ChannelCalciumKCNQ1 Potassium ChannelLarge-Conductance Calcium-Activated Potassium ChannelsXenopus laevisHydrogen-Ion ConcentrationMolecular Sequence DataCyclic Nucleotide-Gated Cation ChannelsCationsAmino Acid SequenceOocytesOuabainTetraethylammoniumAction PotentialsSodium Channel BlockersCell MembraneKv1.5 Potassium ChannelCell Membrane PermeabilityKCNQ Potassium ChannelsModels, MolecularTRPC Cation ChannelsPotassium ChlorideAdenosine TriphosphateChloridesShaw Potassium ChannelsIonsShab Potassium ChannelsTRPM Cation ChannelsKv1.4 Potassium ChannelNeuronsMagnesiumPotassium, DietaryBiological Transport, ActiveTRPV Cation ChannelsCalcium Channels, N-TypeCesiumCalcium Channels, T-TypeTetraethylammonium CompoundsBariumEpithelial Sodium ChannelsModels, BiologicalShal Potassium ChannelsRubidiumTransient Receptor Potential ChannelsGramicidinPotassium DeficiencyXenopusPotassium CompoundsSmall-Conductance Calcium-Activated Potassium ChannelsMutationDelayed Rectifier Potassium ChannelsKCNQ2 Potassium ChannelLipid BilayersBinding SitesCells, CulturedDose-Response Relationship, DrugSodium ChannelsCrown EthersKv1.1 Potassium Channel4-AminopyridineG Protein-Coupled Inwardly-Rectifying Potassium ChannelsProtein ConformationTime FactorsKCNQ3 Potassium ChannelSodium-Potassium-Exchanging ATPaseDecapodiformesCalcium Channel AgonistsProtein Structure, TertiaryRats, Sprague-DawleyBiophysicsCell LineGuinea PigsHeavy Ions