Enriched in several structures, including ADE sheath cell; anterior ganglion (ant); anterior hypodermis; sensory neurons; and somatic gonad precursor based on tiling array; RNA-seq; and single-cell RNA-seq studies. Is affected by several genes including daf-16; daf-2; and daf-12 based on tiling array; RNA-seq; and microarray studies. Is affected by fourteen chemicals including 1-methylnicotinamide; methylmercuric chloride; and D-glucose based on RNA-seq and microarray studies. Is predicted to encode a protein with the following domain: Cystine-knot cytokine.