Three-dimensional structure of natural charybdotoxin in aqueous solution by 1H-NMR Charybdotoxin possesses a structural motif found in other scorpion toxins - Bontems, Francois; Roumestand, Christian; Boyot, Philippe; Gilquin, Bernard; Doljansky, Yvon; Menez, Andre; Toma, Flavio (Biological Magnetic Resonance Bank, 1995)