3R0J:
reference: Structure of the Response Regulator PhoP from Mycobacterium tuberculosis Reveals a Dimer through the Receiver Domain., Menon S, Wang S, Biochemistry. 2011 Jul 5;50(26):5948-57. Epub 2011 Jun 13. PMID: 21634789

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