4BR6:
reference: Crystal structure and biochemical characterization of a manganese superoxide dismutase from Chaetomium thermophilum., Haikarainen T, Frioux C, Zhnag LQ, Li DC, Papageorgiou AC, Biochim Biophys Acta. 2013 Dec 3. pii: S1570-9639(13)00420-2. doi:, 10.1016/j.bbapap.2013.11.014. PMID: 24316252

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