By contrast, for the CDH1 germline mutated tumour, somatic mutations were described in TTN and CDH1 by Funakoshi et al [69], which are both specific DGC‐mutated genes (this study, Fig. 6); being CDH1 was also considered transversally mutated in SRCC and PCC‐NOS (Fig. 7). Here, TTN is linked to neoplasm.