Meanwhile, the level of endogenous SOX6 protein in C‐33A cells, an HPV‐negative cervical cancer cell line with p53 mutation, was also in a range comparable to the level of Dox‐induced SOX6 protein in HeLa‐HA‐SOX6‐tet cells (Fig. S4B,C). Here, TP53 is linked to cervical cancer.