Rs3802842 maps to a region between “colorectal cancer associated 1” and “colorectal cancer associated 2” (C11orf92/COLCA1- C11orf93/COLCA2) genes, located on 11q23.1, which are arranged on opposite strands and share a regulatory region that contains genetic variants that are in high linkage disequilibrium with rs3802842. This evidence concerns the gene COLCA1 and colorectal cancer.