2Y1B:
reference: Crystal Structure of the Outer Membrane Protein RcsF, a New Substrate for the Periplasmic Protein-disulfide Isomerase DsbC., Leverrier P, Declercq JP, Denoncin K, Vertommen D, Hiniker A, Cho SH, Collet JF, J Biol Chem. 2011 May 13;286(19):16734-42. Epub 2011 Mar 16. PMID: 21454485

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