FOXK2 and thyroid cancer: We obtained ChIP‐seq data of FOXK2 in different cancer species from four datasets: GSE84241(BRCA, MCF‐7), GSE91547(LIHC, HepG2), GSE91647(CML, K562), GSE173780(OV, OVCAR5), and GSE165777(thyroid cancer, CAL‐62).