4FF9: Crystal Structure Of Cysteinylated Wt Sod1.
reference: Structural Consequences of Cysteinylation of Cu/Zn-Superoxide Dismutase., Auclair JR, Brodkin HR, D'Aquino JA, Petsko GA, Ringe D, Agar JN, Biochemistry. 2013 Aug 26. PMID: 23919400

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