The top gene alterations in HER2‐mutant NSCLC including TP53, SETD2, PTPRT, PBRM1, KMT2C, GRIN2A, DNMT3B, ZFHX3, TET2, TERT, RBM10, RB1, PTPRD, PPP2R1A, POLE, PIK3R2, PIK3CA, PDGFRB (Figure 4C). Here, TP53 is linked to non-small cell lung carcinoma.