4N0L:
reference: Structure and RNA-binding properties of the Type III-A CRISPR-associated protein Csm3., Hrle A, Su AA, Ebert J, Benda C, Randau L, Conti E, RNA Biol. 2013 Sep 30;10(11). PMID: 24157656

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