2WTO:
reference: Evidence for conformational changes upon copper binding to Cupriavidus metallidurans CzcE., Petit-Haertlein I, Girard E, Sarret G, Hazemann JL, Gourhant P, Kahn R, Coves J, Biochemistry. 2010 Mar 9;49(9):1913-22. PMID: 20112954

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