4KBJ:
reference: Structure of the Mtb CarD/RNAP beta-Lobes Complex Reveals the Molecular Basis of Interaction and Presents a Distinct DNA-Binding Domain for Mtb CarD., Gulten G, Sacchettini JC, Structure. 2013 Sep 17. pii: S0969-2126(13)00306-7. doi:, 10.1016/j.str.2013.08.014. PMID: 24055315

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