MECP2 and cancer: Furthermore, we found that high MeCP2 expression was correlated with a worse prognosis of OS, DSS, PFI, and DFI in ACC, BRCA, COAD, LIHC, and UVW (Fig. 3A and Fig. S3), and MeCP2 expression served as a prognostic factor in some types of cancer, based on Cox analyses (Fig. 3B).