Involved in neuron migration. Acts upstream of or within cerebral cortex radially oriented cell migration. Predicted to be located in Golgi apparatus; membrane raft; and plasma membrane. Predicted to be anchored component of plasma membrane. Predicted to be active in GABA-ergic synapse. Is expressed in central nervous system and dorsal root ganglion. Orthologous to human MDGA1 (MAM domain containing glycosylphosphatidylinositol anchor 1). [provided by Alliance of Genome Resources, Apr 2022]