1BQX:
reference: Solution structure of an artificial Fe8S8 ferredoxin: the D13C variant of Bacillus schlegelii Fe7S8 ferredoxin., Aono S, Bentrop D, Bertini I, Cosenza G, Luchinat C, Eur J Biochem 1998 Dec 1;258(2):502-14. PMID: 9874217

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