Positive test controls include: 293T, HT-29, DU145, HepG2, Mouse brain, Rat brain. The target is usually found in the following locations: Secreted. Immunogen sequence: TGPLDTTPEG RPGEVSDAPQ RKQFCHWPCK CPQQKPRCPP GVSLVRDGCG CCKICAKQPG EICNEADLCD PHKGLYCD