Our prognostic signature consists of seven genes: Previous studies on cervical and breast cancer found that ZDHHC3, Zinc Finger DHHC-Type Palmitoyltransferase 3, was highly expressed in cervical cancer (Choi et al., 2007) and showed copy number amplification after HPV infection (Li et al., 2021b). This evidence concerns the gene ZDHHC3 and breast carcinoma.