2MS2:
reference: The refined structure of bacteriophage MS2 at 2.8 A resolution., Golmohammadi R, Valegard K, Fridborg K, Liljas L, J Mol Biol 1993 Dec 5;234(3):620-39. PMID: 8254664

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