1ZC8:
reference: Visualizing tmRNA entry into a stalled ribosome., Valle M, Gillet R, Kaur S, Henne A, Ramakrishnan V, Frank J, Science. 2003 Apr 4;300(5616):127-30. PMID: 12677067

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