RIPK1 and cancer: In comparison, FADD in 12 cancer types, FASLG in 3 cancer types, RIPK1 in 19 cancer types, TLR3 in 25 cancer types, TNF in 11 cancer types, FAS in 22 cancer types, MLKL in 15 cancer types, and RIPK3 in 12 cancer types had homozygous deletions (Supplementary Figure 3B).