2YMN:
reference: Organization of the influenza virus replication machinery., Moeller A, Kirchdoerfer RN, Potter CS, Carragher B, Wilson IA, Science. 2012 Dec 21;338(6114):1631-4. doi: 10.1126/science.1227270. Epub 2012, Nov 22. PMID: 23180774

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