Enriched in several structures, including germ line; head mesodermal cell; muscle cell; sperm; and touch receptor neurons based on proteomic; microarray; RNA-seq; and single-cell RNA-seq studies. Is affected by several genes including daf-16; daf-2; and age-1 based on microarray and RNA-seq studies. Is affected by seventeen chemicals including nicotinic acid; methylmercuric chloride; and rotenone based on RNA-seq and microarray studies.