4NCF:
reference: eIF5B employs a novel domain release mechanism to catalyze ribosomal subunit joining., Kuhle B, Ficner R, EMBO J. 2014 May 16;33(10):1177-91. doi: 10.1002/embj.201387344. Epub 2014 Mar, 31. PMID: 24686316

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