3UR3:
reference: Structure of the Cmr2 Subunit of the CRISPR-Cas RNA Silencing Complex., Cocozaki AI, Ramia NF, Shao Y, Hale CR, Terns RM, Terns MP, Li H, Structure. 2012 Mar 7;20(3):545-53. PMID: 22405013

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