6HCT:
reference: The role of RNA structure in translational regulation by L7Ae protein in archaea., Huang L, Ashraf S, Lilley DMJ, RNA. 2018 Oct 16. pii: rna.068510.118. doi: 10.1261/rna.068510.118. PMID: 30327333

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