5WNJ:
reference: Crystal Structure of Ripk4 Reveals Dimerization-Dependent Kinase Activity., Huang CS, Oberbeck N, Hsiao YC, Liu P, Johnson AR, Dixit VM, Hymowitz SG, Structure. 2018 May 1;26(5):767-777.e5. doi: 10.1016/j.str.2018.04.002. Epub 2018, Apr 26. PMID: 29706531

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