2ZKB:
reference: Oxygen pressurized X-ray crystallography: probing the dioxygen binding site in cofactorless urate oxidase and implications for its catalytic mechanism., Colloc'h N, Gabison L, Monard G, Altarsha M, Chiadmi M, Marassio G, Sopkova-de Oliveira Santos J, El Hajji M, Castro B, Abraini JH, Prange T, Biophys J. 2008 Sep;95(5):2415-22. Epub 2008 Mar 28. PMID: 18375516

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