5SUJ:
reference: Discovery of Ubiquitin Deamidases in the Pathogenic Arsenal of Legionella pneumophila., Valleau D, Quaile AT, Cui H, Xu X, Evdokimova E, Chang C, Cuff ME, Urbanus ML, Houliston S, Arrowsmith CH, Ensminger AW, Savchenko A, Cell Rep. 2018 Apr 10;23(2):568-583. doi: 10.1016/j.celrep.2018.03.060. PMID: 29642013

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