2BOV:
reference: Molecular recognition of an ADP-ribosylating Clostridium botulinum C3 exoenzyme by RalA GTPase., Holbourn KP, Sutton JM, Evans HR, Shone CC, Acharya KR, Proc Natl Acad Sci U S A. 2005 Apr 12;102(15):5357-62. Epub 2005 Apr 4. PMID: 15809419

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