Jejunal Cancer, also known as malignant neoplasm of jejunum, is related to jejunal adenocarcinoma and intestinal obstruction. An important gene associated with Jejunal Cancer is CDX2 (Caudal Type Homeobox 2), and among its related pathways/superpathways are Homology Directed Repair and Homologous DNA Pairing and Strand Exchange. Affiliated tissues include small intestine and colon, and related phenotypes are Synthetic lethal with MLN4924 (a NAE inhibitor) and Synthetic lethal with vaccinia virus (VACV) infection