2CMN:
reference: A proximal arginine R206 participates in switching of the Bradyrhizobium japonicum FixL oxygen sensor., Gilles-Gonzalez MA, Caceres AI, Sousa EH, Tomchick DR, Brautigam C, Gonzalez C, Machius M, J Mol Biol. 2006 Jun 30;360(1):80-9. Epub 2006 May 11. PMID: 16813836

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