Predicted to be involved in protein stabilization. Predicted to be located in several cellular components, including nucleoplasm; perinuclear region of cytoplasm; and vesicle. Predicted to be integral component of plasma membrane. Is expressed in central nervous system; gut; and retina nuclear layer. Orthologous to human TSPAN1 (tetraspanin 1). [provided by Alliance of Genome Resources, Apr 2022]