However, significant association between CHAC1 and neoantigens were noticed in BLCA (P = .00077), prostate adenocarcinoma (PRAD) (P = 7.1e‐06), LGG (P = .046), BRCA (P = 1.6e‐09) and READ (0.0011) (Figure 3A). Here, CHAC1 is linked to prostate adenocarcinoma.