Enriched in amphid sheath cell; germ line; muscle cell; and in male based on RNA-seq and microarray studies. Is affected by several genes including daf-2; skn-1; and daf-12 based on tiling array; microarray; and RNA-seq studies. Is affected by sixteen chemicals including methylmercuric chloride; manganese chloride; and D-glucose based on microarray and RNA-seq studies.