TP53 and breast cancer: For example, the prostate cancer lead SNP rs4245739 was identified in the 3′UTR MDM432 (Fig. S4b), which encodes a regulator of p53, and breast cancer lead SNP rs1386230 was also located in the 3′UTR of FGF1033 (Fig. S4b), which encodes the fibroblast growth factor 10.