Screening by MutSig2CV across 27 cancers identified COL11A1, COL13A1, COL19A1, COL1A2, and COL4A4 as borderline significantly mutated [22], and 2 collagens were significant in the TCGA stomach adenocarcinoma (STAD) (Table S2). The gene discussed is COL11A1; the disease is cancer.