1ZDI:
reference: The three-dimensional structures of two complexes between recombinant MS2 capsids and RNA operator fragments reveal sequence-specific protein-RNA interactions., Valegard K, Murray JB, Stonehouse NJ, van den Worm S, Stockley PG, Liljas L, J Mol Biol 1997 Aug 1;270(5):724-38. PMID: 9245600

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