2QRA: Crystal Structure Of Xiap Bir1 Domain (P21 Form)
reference: Crystal Structure of the BIR1 Domain of XIAP in Two Crystal Forms., Lin SC, Huang Y, Lo YC, Lu M, Wu H, J Mol Biol. 2007 Sep 28;372(4):847-54. Epub 2007 Jul 21. PMID: 17698078

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