3M5O:
reference: Drug resistance against HCV NS3/4A inhibitors is defined by the balance of substrate recognition versus inhibitor binding., Romano KP, Ali A, Royer WE, Schiffer CA, Proc Natl Acad Sci U S A. 2010 Dec 7;107(49):20986-91. Epub 2010 Nov 17. PMID: 21084633

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