PropaneMesylatesQuaternary Ammonium CompoundsButanesFatty Acids, MonounsaturatedEthyl MethanesulfonateEthaneCysteineDiphenylhexatrieneSulfhydryl ReagentsCetrimonium CompoundsGordonia BacteriumRazoxaneCationsIndicators and ReagentsLiposomesSurface-Active AgentsParasympathomimeticsAlkanesNorleucinePepstatinsKineticsMutagenesis, Site-DirectedStructure-Activity RelationshipUnithiolAmino Acid Substitutiontert-Butyl AlcoholIon Channel GatingXenopus laevisAcetylcholineProtein Structure, TertiaryProtein ConformationEpoxy CompoundsOocytesXenopusNitrophenolsHydrocarbonsMembrane PotentialsAcetoneBiological TransportMolecular Sequence DataMethylene ChlorideModels, MolecularPropiolactoneBinding SitesCell MembraneBiodegradation, EnvironmentalSodiumAmino Acid SequenceProtein BindingBenzhydryl Compounds