Enriched in excretory system; head ganglion; male-specific anatomical entity; and mechanosensory neurons based on microarray and single-cell RNA-seq studies. Is affected by several genes including daf-16; daf-2; and let-60 based on microarray; tiling array; RNA-seq; and proteomic studies. Is affected by twenty-two chemicals including Lithium Chloride; methylmercury hydroxide; and 1-methylnicotinamide based on microarray and RNA-seq studies.