1U5T:
reference: Structure of the ESCRT-II endosomal trafficking complex., Hierro A, Sun J, Rusnak AS, Kim J, Prag G, Emr SD, Hurley JH, Nature 2004 Sep 9;431(7005):221-5. Epub 2004 Aug 25. PMID: 15329733

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