1IU7:
reference: Role of copper ion in bacterial copper amine oxidase: spectroscopic and crystallographic studies of metal-substituted enzymes., Kishishita S, Okajima T, Kim M, Yamaguchi H, Hirota S, Suzuki S, Kuroda S, Tanizawa K, Mure M, J Am Chem Soc 2003 Jan 29;125(4):1041-55. PMID: 12537504

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