1WKM:
reference: EPR and X-ray crystallographic characterization of the product-bound form of the MnII-loaded methionyl aminopeptidase from Pyrococcus furiosus., Copik AJ, Nocek BP, Swierczek SI, Ruebush S, Jang SB, Meng L, D'souza VM, Peters JW, Bennett B, Holz RC, Biochemistry 2005 Jan 11;44(1):121-9. PMID: 15628852

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