Mucin-13, MUC-13, Down-regulated in colon cancer 1, DRCC1, epithelial transmembrane mucin, hemopoietic transmembrane mucin, cell signaling, epithelial tissue, respiratory tract, gastrointestinal tract, kidney, small intestine, appendix, stomach, cell membrane, secreted, transmembrane helix, O-glycan processing, post-translational modification, golgi lumen and apical plasma membrane