5OMI:
reference: Variations in Core Packing of GP2 from Old World Mammarenaviruses in their Post-Fusion Conformations Affect Membrane-Fusion Efficiencies., Shulman A, Katz M, Cohen-Dvashi H, Greenblatt HM, Levy Y, Diskin R, J Mol Biol. 2019 Apr 18. pii: S0022-2836(19)30206-2. doi:, 10.1016/j.jmb.2019.04.012. PMID: 31004664

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