2LBQ:
reference: Conformation Effects of Base Modification on the Anticodon Stem-Loop of Bacillus subtilis tRNA(Tyr)., Denmon AP, Wang J, Nikonowicz EP, J Mol Biol. 2011 Sep 16;412(2):285-303. Epub 2011 Jul 19. PMID: 21782828

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