6WA8:
reference: Crystal structure of the Escherichia coli transcription termination factor Rho., Fan C, Rees DC, Acta Crystallogr F Struct Biol Commun. 2020 Sep 1;76(Pt 9):398-405. doi:, 10.1107/S2053230X20010572. Epub 2020 Aug 20. PMID: 32880587

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