2B5H:
reference: Crystal Structure of Mammalian Cysteine Dioxygenase: A NOVEL MONONUCLEAR IRON CENTER FOR CYSTEINE THIOL OXIDATION., Simmons CR, Liu Q, Huang Q, Hao Q, Begley TP, Karplus PA, Stipanuk MH, J Biol Chem. 2006 Jul 7;281(27):18723-33. Epub 2006 Apr 11. PMID: 16611640

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