2O9C:
reference: High resolution structure of deinococcus bacteriophytochrome yields new insights into phytochrome architecture and evolution., Wagner JR, Zhang J, Brunzelle JS, Vierstra RD, Forest KT, J Biol Chem. 2007 Apr 20;282(16):12298-309. Epub 2007 Feb 23. PMID: 17322301

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