3L9E:
reference: Crystal structures of holo and Cu-deficient Cu/Zn-SOD from the silkworm Bombyx mori and the implications in amyotrophic lateral sclerosis., Zhang NN, He YX, Li WF, Teng YB, Yu J, Chen Y, Zhou CZ, Proteins. 2010 Mar 1. PMID: 20310068

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