Enables acetylcholine receptor binding activity. Acts upstream of or within cellular response to leukemia inhibitory factor; regulation of protein catabolic process; and regulation of protein ubiquitination. Located in cis-Golgi network; cytosol; and endoplasmic reticulum. Is expressed in several structures, including alimentary system; early embryo; genitourinary system; immune system; and nervous system. Orthologous to human UBXN2A (UBX domain protein 2A). [provided by Alliance of Genome Resources, Apr 2022]