2OJ6:
reference: The Reovirus {sigma}1 Aspartic Acid Sandwich: A TRIMERIZATION MOTIF POISED FOR CONFORMATIONAL CHANGE., Schelling P, Guglielmi KM, Kirchner E, Paetzold B, Dermody TS, Stehle T, J Biol Chem. 2007 Apr 13;282(15):11582-9. Epub 2007 Feb 15. PMID: 17303562

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