6MD3:
reference: Trypanosoma brucei RRP44 is involved in an early stage of large ribosomal subunit RNA maturation., Cesaro G, Carneiro FRG, Avila AR, Zanchin NIT, Guimaraes BG, RNA Biol. 2018 Dec 28. doi: 10.1080/15476286.2018.1564463. PMID: 30593255

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