ConotoxinsConus SnailMollusk VenomsSnailsTruncus ArteriosusNicotinic AntagonistsDisulfidesAmino Acid SequenceCystineNeurotoxinsMolecular Sequence DataSodium Channel BlockersReceptors, NicotinicPeptidesCauda EquinaProtein FoldingXenopusChromatography, High Pressure LiquidSequence AlignmentSpinal Cord Neoplasms