3I4U:
reference: Structural analysis of the C-terminal domain of the spliceosomal helicase Prp22., Kudlinzki D, Schmitt A, Christian H, Ficner R, Biol Chem. 2012 Sep 8;393(10):1131-40. doi: 10.1515/hsz-2012-0158. PMID: 23096351

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