3ZED:
reference: Structure of a VP1-VP3 complex suggests how birnaviruses package the VP1 polymerase., Bahar MW, Sarin LP, Graham SC, Pang J, Bamford DH, Stuart DI, Grimes JM, J Virol. 2013 Jan 2. PMID: 23283942

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