2XAU:
reference: Prp43p contains a processive helicase structural architecture with a specific regulatory domain., Walbott H, Mouffok S, Capeyrou R, Lebaron S, Humbert O, van Tilbeurgh H, Henry Y, Leulliot N, EMBO J. 2010 May 28. PMID: 20512115

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