Acts upstream of or within several processes, including Golgi vesicle transport; adult locomotory behavior; and cerebellar Purkinje cell layer maturation. Located in COPI-coated vesicle; Golgi apparatus; and endoplasmic reticulum. Is expressed in several structures, including genitourinary system. Orthologous to human ARCN1 (archain 1). [provided by Alliance of Genome Resources, Apr 2022]