3KWV:
reference: Structural basis for the unfolding of anthrax lethal factor by protective antigen oligomers., Feld GK, Thoren KL, Kintzer AF, Sterling HJ, Tang II, Greenberg SG, Williams ER, Krantz BA, Nat Struct Mol Biol. 2010 Oct 31. PMID: 21037566

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