1VNA:
reference: Proton nuclear magnetic resonance and distance geometry/simulated annealing studies on the variant-1 neurotoxin from the New World scorpion Centruroides sculpturatus Ewing., Lee W, Jablonsky MJ, Watt DD, Krishna NR, Biochemistry 1994 Mar 8;33(9):2468-75. PMID: 8117707

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