2R7Q:
reference: Mechanism for coordinated RNA packaging and genome replication by rotavirus polymerase VP1., Lu X, McDonald SM, Tortorici MA, Tao YJ, Vasquez-Del Carpio R, Nibert ML, Patton JT, Harrison SC, Structure. 2008 Nov 12;16(11):1678-88. PMID: 19000820

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