Acts upstream of or within several processes, including defense response to protozoan; integrin-mediated signaling pathway; and negative regulation of myeloid dendritic cell activation. Located in cell surface. Part of integrin alphaIIb-beta3 complex. Is expressed in several structures, including central nervous system; ganglia; immune system; placenta; and tongue. Orthologous to human TSPAN32 (tetraspanin 32). [provided by Alliance of Genome Resources, Apr 2022]