The adaptors SAP, EAT-2 and ERT are specific to cells of the immune system and belong to the SAP family. All three are expressed in natural killer (NK) cells. Here we examined the global function of ...

SAP (signalling lymphocytic activation molecule (SLAM)-associated protein) is a cytoplasmic protein that consists of a single SH2 domain with a 28-amino-acid tail. The gene encoding SAP is defective ...