1AZR:
reference: Structure of Pseudomonas aeruginosai zinc azurin mutant Asn47Asp at 2.4 A resolution., Sjolin L, Tsai LC, Langer V, Pascher T, Karlsson G, Nordling M, Nar H, Acta Crystallogr D Biol Crystallogr. 1993 Sep 1;49(Pt 5):449-57. PMID: 15299504

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