Receptor for CD70/CD27L. May play a role in survival of activated T-cells. May play a role in apoptosis through association with SIVA1. Homodimer. Interacts with SIVA1 and TRAF2. Found in most T-lymphocytes. Phosphorylated. O-glycosylated with core 1 or possibly core 8 glycans. The disease is caused by variants affecting the gene represented in this entry.