1ZE3:
reference: Structural basis of chaperone-subunit complex recognition by the type 1 pilus assembly platform FimD., Nishiyama M, Horst R, Eidam O, Herrmann T, Ignatov O, Vetsch M, Bettendorff P, Jelesarov I, Grutter MG, Wuthrich K, Glockshuber R, Capitani G, EMBO J 2005 Jun 15;24(12):2075-86. Epub 2005 May 26. PMID: 15920478

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