3GZP:
reference: Structural and biophysical properties of metal-free pathogenic SOD1 mutants A4V and G93A., Galaleldeen A, Strange R, Whitson LJ, Antonyuk S, Narayana N, Taylor AB, Schuermann JP, Holloway SP, Hasnain SS, Hart PJ, Arch Biochem Biophys. 2009 Oct 1. PMID: 19800308

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