The expression level of PPP1R14A, in addition to the phenomenon of significant positive correlation in OV, negatively correlated with TMB in several tumors, including BLCA, BRCA, COAD, KIRP, LIHC, lung carcinomas, PRAD, SARC, SKCM, and STAD (Figures 13A,C). Here, PPP1R14A is linked to lung carcinoma.