Enriched in RIR; hypodermis; and muscle cell based on tiling array; RNA-seq; single-cell RNA-seq; and microarray studies. Is affected by several genes including skn-1; eat-2; and sir-2.1 based on microarray and RNA-seq studies. Is affected by eleven chemicals including rotenone; manganese chloride; and Zidovudine based on RNA-seq and microarray studies.