Antibody-Bridged Effector Cell Recognition
How an antibody's own constant tail region, exposed once it coats a target cell, gets recognized by a specialized effector-cell receptor, physically bridging effector to target without any direct target recognition at all.
References
- Ravetch, J.V., Lanier, L.L. "Immune Inhibitory Receptors." Science 290, no. 5489 (2000): 84–89.