4AWJ:
reference: Dissecting fragment-based lead discovery at the von hippel-lindau protein:hypoxia inducible factor 1alpha protein-protein interface., Van Molle I, Thomann A, Buckley DL, So EC, Lang S, Crews CM, Ciulli A, Chem Biol. 2012 Oct 26;19(10):1300-12. doi: 10.1016/j.chembiol.2012.08.015. PMID: 23102223

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