5KEQ:
reference: Cryoelectron Microscopy Maps of Human Papillomavirus 16 Reveal L2 Densities and Heparin Binding Site., Guan J, Bywaters SM, Brendle SA, Ashley RE, Makhov AM, Conway JF, Christensen ND, Hafenstein S, Structure. 2016 Dec 31. pii: S0969-2126(16)30391-4. doi:, 10.1016/j.str.2016.12.001. PMID: 28065506

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