TMT1A and cancer: Compared to corresponding normal samples, we detected that METTL7A was down-regulated in18 types of cancer, which include BLCA, BRCA, CESC, CHOL, COAD, ESCA, HNSC, KICH, KIRC, KIRP, LIHC, LUAD, LUSC, PRAD, READ, STAD, THCA, and UCEC, based on the data from TIMER and GEPIA database (Figures 1A, B).