Enriched in hypodermis; rectal epithelial cell; and sensory neurons based on tiling array; RNA-seq; and single-cell RNA-seq studies. Is affected by several genes including daf-16; daf-2; and let-60 based on microarray; tiling array; and RNA-seq studies. Is affected by seventeen chemicals including methylmercury hydroxide; D-glucose; and sesamin based on RNA-seq and microarray studies.