1YVX:
reference: Crystal structures of the RNA dependent RNA polymerase genotype 2a of hepatitis C virus reveal two conformations and suggest mechanisms of inhibition by non-nucleoside inhibitors., Biswal BK, Cherney MM, Wang M, Chan L, Yannopoulos CG, Bilimoria D, Nicolas O, Bedard J, James MN, J Biol Chem 2005 Mar 2;. PMID: 15746101

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