Predicted to enable signaling receptor activity. Acts upstream of or within homeostasis of number of cells within a tissue. Predicted to be located in membrane. Predicted to be integral component of membrane. Is expressed in several structures, including brain; hemolymphoid system gland; intestine; liver and biliary system; and reproductive system. Orthologous to human CD7 (CD7 molecule). [provided by Alliance of Genome Resources, Apr 2022]