Enriched in body wall muscle cell; intestine; and neurons based on tiling array; RNA-seq; single-cell RNA-seq; and microarray studies. Is affected by several genes including skn-1; hsf-1; and eat-2 based on RNA-seq and microarray studies. Is affected by eleven chemicals including multi-walled carbon nanotube; Cadmium Chloride; and metformin based on RNA-seq and microarray studies.