4L8H:
reference: Crystal Structure of the Bacteriophage Qbeta Coat Protein in Complex with the RNA Operator of the Replicase Gene., Rumnieks J, Tars K, J Mol Biol. 2013 Sep 11. pii: S0022-2836(13)00561-5. doi:, 10.1016/j.jmb.2013.08.025. PMID: 24035813

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