We did not detect any expression of C11orf68 in normal prostate tissues (n = 7) and low grade malignant leiomyosarcoma tissues (n = 9), however 22 out of 80 prostate adenocarcinoma tissues were positively stained (Figure 5B) (Supplementary Table S8). Here, C11orf68 is linked to leiomyosarcoma.