DMTN and colorectal carcinoma: The results of the bioinformatics analysis showed that the mutant rate of DMTN was 1.4% (1/72) in the colorectal (Genentech) databases, and the deletion rate of DMTN was 6.3% (37/589) and 2% (5/257) in the TCGA (Provisional) and TCGA (Nature 2012) CRC databases, respectively (Fig. 5a and Additional file 1: Figure S4A).