5MOU:
reference: Refined structure of BeM9 reveals arginine hand, an overlooked structural motif in scorpion toxins affecting sodium channels., Kuldyushev NA, Mineev KS, Berkut AA, Peigneur S, Arseniev AS, Tytgat J, Grishin EV, Vassilevski AA, Proteins. 2018 Jul 14. doi: 10.1002/prot.25583. PMID: 30007037

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