Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables MHC class I protein binding activity. Involved in spermatogenesis. Acts upstream of or within endoplasmic reticulum to Golgi vesicle-mediated transport; immune response; and protein localization to endoplasmic reticulum exit site. Located in Golgi membrane and plasma membrane. Is expressed in embryo. Human ortholog(s) of this gene implicated in deafness, dystonia, and cerebral hypomyelination and sensorineural hearing loss. Orthologous to human BCAP31 (B cell receptor associated protein 31).