2BGF:
reference: Various strategies of using residual dipolar couplings in NMR-driven protein docking: application to Lys48-linked di-ubiquitin and validation against 15N-relaxation data., van Dijk AD, Fushman D, Bonvin AM, Proteins. 2005 Aug 15;60(3):367-81. PMID: 15937902

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