3JBA:
reference: The U4 antibody epitope on human papillomavirus 16 identified by cryo-EM., Guan J, Bywaters SM, Brendle SA, Lee H, Ashley RE, Christensen ND, Hafenstein S, J Virol. 2015 Sep 23. pii: JVI.02020-15. PMID: 26401038

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