Among commonly mutated genes, LRP1B, TP53, TTN, MUC16, AHNAK2, OBSCN, FLG, PCLO, HMCN1, USH2A, CSMD3, XIRP2, and RYR2 mutations significantly associated with higher TMB in HCC patients (Fig. 2). This evidence concerns the gene OBSCN and hepatocellular carcinoma.