Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables signaling receptor activity. Acts upstream of or within several processes, including B cell homeostasis; B cell proliferation; and regulation of cell size. Located in external side of plasma membrane. Is expressed in bone marrow; liver; and spleen. Orthologous to human VPREB1 (V-set pre-B cell surrogate light chain 1).