Enriched in cholinergic neurons; head mesodermal cell; intestine; mechanosensory neurons; and in male based on microarray; RNA-seq; and single-cell RNA-seq studies. Is affected by several genes including daf-16; daf-2; and skn-1 based on microarray; RNA-seq; and tiling array studies. Is affected by forty-three chemicals including 1-methylnicotinamide; rotenone; and Tunicamycin based on RNA-seq and microarray studies.