2KKY:
reference: NleG Type 3 effectors from enterohaemorrhagic Escherichia coli are U-Box E3 ubiquitin ligases., Wu B, Skarina T, Yee A, Jobin MC, Dileo R, Semesi A, Fares C, Lemak A, Coombes BK, Arrowsmith CH, Singer AU, Savchenko A, PLoS Pathog. 2010 Jun 24;6(6):e1000960. PMID: 20585566

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