1BLU:
reference: Crystal structure of the 2[4Fe-4S] ferredoxin from Chromatium vinosum: evolutionary and mechanistic inferences for [3/4Fe-4S] ferredoxins., Moulis JM, Sieker LC, Wilson KS, Dauter Z, Protein Sci 1996 Sep;5(9):1765-75. PMID: 8880900

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