1FRR:
reference: Structure of [2Fe-2S] ferredoxin I from Equisetum arvense at 1.8 A resolution., Ikemizu S, Bando M, Sato T, Morimoto Y, Tsukihara T, Fukuyama K, Acta Crystallogr D Biol Crystallogr. 1994 Mar 1;50(Pt 2):167-74. PMID: 15299454

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