4PNO:
reference: Structure of an Escherichia coli Hfq:RNA complex at 0.97 A resolution., Schulz EC, Barabas O, Acta Crystallogr F Struct Biol Commun. 2014 Nov;70(Pt 11):1492-7. doi:, 10.1107/S2053230X14020044. Epub 2014 Oct 31. PMID: 25372815

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