2KOC:
reference: High-resolution NMR structure of an RNA model system: the 14-mer cUUCGg tetraloop hairpin RNA., Nozinovic S, Furtig B, Jonker HR, Richter C, Schwalbe H, Nucleic Acids Res. 2009 Nov 11. PMID: 19906714

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