2Y95:
reference: The Xist RNA A-repeat comprises a novel AUCG tetraloop fold and a platform for multimerization., Duszczyk MM, Wutz A, Rybin V, Sattler M, RNA. 2011 Nov;17(11):1973-82. Epub 2011 Sep 26. PMID: 21947263

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