6NJA:
reference: Structural basis of resistance of mutant RET protein tyrosine kinase to its inhibitors nintedanib and vandetanib., Terzyan SS, Shen T, Liu X, Huang Q, Teng P, Zhou M, Hilberg F, Cai J, Mooers BHM, Wu J, J Biol Chem. 2019 May 22. pii: RA119.007682. doi: 10.1074/jbc.RA119.007682. PMID: 31118272

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