3KXZ:
reference: Novel synthesis and structural characterization of a high-affinity paramagnetic kinase probe for the identification of non-ATP site binders by nuclear magnetic resonance., Moy FJ, Lee A, Gavrin LK, Xu ZB, Sievers A, Kieras E, Stochaj W, Mosyak L, McKew J, Tsao DH, J Med Chem. 2010 Feb 11;53(3):1238-49. PMID: 20038108

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