2IBL:
reference: The coiled-coil domain structure of the Sin Nombre virus nucleocapsid protein., Boudko SP, Kuhn RJ, Rossmann MG, J Mol Biol. 2007 Mar 9;366(5):1538-44. Epub 2006 Dec 23. PMID: 17222867

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