4KBG:
reference: Rearranging RNA structures at 75 degrees C? towards the molecular mechanism and physiological function of the Thermus thermophilus DEAD-box helicase hera., Klostermeier D, Biopolymers. 2013 Jun 13. doi: 10.1002/bip.22316. PMID: 23765433

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