1R7S:
reference: Structure of C73G putidaredoxin from Pseudomonas putida., Smith N, Mayhew M, Holden MJ, Kelly H, Robinson H, Heroux A, Vilker VL, Gallagher DT, Acta Crystallogr D Biol Crystallogr 2004 May;60(Pt 5):816-22. Epub 2004, Apr 21. PMID: 15103126

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