May play an important role in regulating differentiation, survival and aggressiveness of the tumor cells.
Cytoplasm .
A high level of expression seen in the nervous system (brain, cerebellum and spinal cord) as well as adrenal gland. Expressed at high levels in noneuroblastoma, rhabdomyosarcoma, melanoma and some osteosarcoma cell lines, whereas at only low levels in cancer cell lines of liver, breast, thyroid and colon. Expression is significantly higher in favorable tumors than aggressive ones.