5M5H:
reference: Structural Dynamics of the YidC:Ribosome Complex during Membrane Protein Biogenesis., Kedrov A, Wickles S, Crevenna AH, van der Sluis EO, Buschauer R, Berninghausen O, Lamb DC, Beckmann R, Cell Rep. 2016 Dec 13;17(11):2943-2954. doi: 10.1016/j.celrep.2016.11.059. PMID: 27974208

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