2VSE:
reference: Structure and Mode of Action of a Mosquitocidal Holotoxin., Treiber N, Reinert DJ, Carpusca I, Aktories K, Schulz GE, J Mol Biol. 2008 Jun 3;. PMID: 18586267

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).