1M2D:
reference: High resolution crystal structures of the wild type and Cys-55-->Ser and Cys-59-->Ser variants of the thioredoxin-like [2Fe-2S] ferredoxin from Aquifex aeolicus., Yeh AP, Ambroggio XI, Andrade SL, Einsle O, Chatelet C, Meyer J, Rees DC, J Biol Chem 2002 Sep 13;277(37):34499-507. Epub 2002 Jun 27. PMID: 12089152

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