Enriched in GABAergic neurons; body wall muscle cell; germ line; and somatic gonad precursor based on tiling array and RNA-seq studies. Is affected by several genes including csr-1; hpl-2; and mir-34 based on RNA-seq and microarray studies. Is affected by six chemicals including methylmercuric chloride; mianserin; and Rifampin based on microarray and RNA-seq studies. Is predicted to encode a protein with the following domain: Ubiquitin-like domain superfamily.