| 4FXQ: reference: Certhrax toxin, an Anthrax-related ADP-ribosyltransferase from Bacillus cereus., Visschedyk D, Rochon A, Tempel W, Dimov S, Park HW, Merrill AR, J Biol Chem. 2012 Sep 19. PMID: 22992735 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).