Ion ChannelsIon Channel GatingCalcium ChannelsPotassium Channels, Inwardly RectifyingPotassium Channel BlockersPotassium Channels, Voltage-GatedChloride ChannelsCalcium Channel BlockersShaker Superfamily of Potassium ChannelsGold CompoundsNuclear PoreOocytesXenopus laevisKATP ChannelsElectrophysiologyCalcium Channels, L-TypeSodium Channel BlockersMembrane PotentialsElectric ConductivityCyclic Nucleotide-Gated Cation ChannelsMesylatesPatch-Clamp TechniquesKv1.1 Potassium ChannelXenopusPotassium Channels, Calcium-ActivatedPorosityAmino Acid SequenceKv1.3 Potassium ChannelMolecular Sequence DataIonsEther-A-Go-Go Potassium ChannelsKv1.4 Potassium ChannelPotassiumModels, MolecularCalcium Channels, N-TypeEpithelial Sodium ChannelsVoltage-Gated Sodium ChannelsLarge-Conductance Calcium-Activated Potassium ChannelsTRPC Cation ChannelsKCNQ Potassium ChannelsCalcium Channels, T-TypeEthyl MethanesulfonateKineticsKCNQ1 Potassium ChannelProtein Structure, TertiaryMutagenesis, Site-DirectedCysteineNuclear Pore Complex ProteinsAnionsPermeabilityCyanatesPotassium ChannelsBariumAcid Sensing Ion ChannelsKv1.2 Potassium ChannelMutationCell MembraneProtein ConformationProtein SubunitsIon TransportTetraethylammoniumBinding SitesCell LineKv1.5 Potassium ChannelCationsTRPM Cation ChannelsSulfonylurea ReceptorsModels, BiologicalDelayed Rectifier Potassium ChannelsSodiumCalciumCalcium Channel AgonistsTRPV Cation ChannelsCystic Fibrosis Transmembrane Conductance RegulatorLipid BilayersScorpion VenomsBiophysicsShab Potassium ChannelsStructure-Activity RelationshipAmino Acid SubstitutionAdenosine TriphosphateProtein Structure, SecondaryBiophysical PhenomenaSmall-Conductance Calcium-Activated Potassium ChannelsCell Membrane PermeabilityConotoxinsTransient Receptor Potential ChannelsCells, CulturedDose-Response Relationship, DrugShaw Potassium ChannelsCricetinaeReceptors, DrugPoint MutationSodium ChannelsStatic ElectricityMutagenesisChloridesShal Potassium ChannelsRecombinant ProteinsHEK293 Cells