6N9A:
reference: Conformational communication mediates the reset step in t6A biosynthesis., Luthra A, Paranagama N, Swinehart W, Bayooz S, Phan P, Quach V, Schiffer JM, Stec B, Iwata-Reuyl D, Swairjo MA, Nucleic Acids Res. 2019 May 22. pii: 5494771. doi: 10.1093/nar/gkz439. PMID: 31114923

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