2IRX:
reference: Structure and Function of a Mycobacterial NHEJ DNA Repair Polymerase., Pitcher RS, Brissett NC, Picher AJ, Andrade P, Juarez R, Thompson D, Fox GC, Blanco L, Doherty AJ, J Mol Biol. 2006 Oct 20;. PMID: 17174332

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