4HXR:
reference: Fragment-based Drug Discovery of 2-thiazolidinones as Inhibitors of the Histone Reader BRD4 Bromodomain., Zhao L, Cao D, Chen T, Wang Y, Miao ZH, Xu Y, Chen W, Wang X, Li Y, Du Z, Xiong B, Li J, Xu C, Zhang N, He J, Shen J, J Med Chem. 2013 Mar 26. PMID: 23530754

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