TTF2 and cancer: Especially, 7 of ATPCRs showed a significant overexpression in multiple cancer types, including TTF2 (n = 6), RAD54L (n = 4), ACTL6A (n = 4), CHD7 (n = 3), HELLS (n = 3), HLTF (n = 3), and ACTR5 (n = 3) (Figure 2A and Table S8).