UBE2L3 and inflammatory bowel disease: Besides, it is found that the loci rs2231884 (FOSL1, FIBP, CCDC85B) and rs2266959 (UBE2L3, YDJC) overlap active DNA regulatory elements (DRE) of the intestine and immune cells of IBD patients, while rs17293632 (SMAD3), rs7404095 (PRKCB) and rs12946510 only overlap DRE of immune cells [61].