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. Author manuscript; available in PMC: 2012 Jun 15.
Published in final edited form as: Inorg Chem. 2010 Dec 15;50(2):427–436. doi: 10.1021/ic1006378

Figure 1.

Figure 1

Molecular structures of A) complex I and B) complex II, from x-ray crystallography37,38. (Fe atoms are in green, S atoms are in yellow, C atoms are in grey, and N atoms are in blue. H atoms are omitted for clearity).