2UXC:
reference: Structures of tRNAs with an expanded anticodon loop in the decoding center of the 30S ribosomal subunit., Dunham CM, Selmer M, Phelps SS, Kelley AC, Suzuki T, Joseph S, Ramakrishnan V, RNA. 2007 Jun;13(6):817-23. Epub 2007 Apr 6. PMID: 17416634

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