Receptor for TNFSF13B/BLyS/BAFF and TNFSF13/APRIL. Promotes B-cell survival and plays a role in the regulation of humoral immunity. Activates NF-kappa-B and JNK. Associates with TRAF1, TRAF2, TRAF3, TRAF5 and TRAF6. Perinuclear Golgi-like structures. Expressed in mature B-cells, but not in T-cells or monocytes. A chromosomal aberration involving TNFRSF17 is found in a form of T-cell acute lymphoblastic leukemia (T-ALL). Translocation t(4;16)(q26;p13) with IL2. Observed only in some CD19+ cell.