5MZU:
reference: UFD-2 is an adaptor-assisted E3 ligase targeting unfolded proteins., Hellerschmied D, Roessler M, Lehner A, Gazda L, Stejskal K, Imre R, Mechtler K, Dammermann A, Clausen T, Nat Commun. 2018 Feb 2;9(1):484. doi: 10.1038/s41467-018-02924-7. PMID: 29396393

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