Enriched in several structures, including excretory gland cell; head mesodermal cell; interfacial epithelial cell; neurons; and terminal bulb based on RNA-seq and single-cell RNA-seq studies. Is affected by several genes including daf-16; daf-2; and dpy-10 based on tiling array; RNA-seq; and microarray studies. Is affected by twelve chemicals including 1-methylnicotinamide; methylmercuric chloride; and rotenone based on RNA-seq and microarray studies.