Enriched in DA neuron; PLML; PLMR; VA neuron; and intestine based on tiling array; single-cell RNA-seq; and microarray studies. Is affected by several genes including daf-2; eat-2; and sir-2.1 based on microarray and RNA-seq studies. Is affected by nine chemicals including Tunicamycin; multi-walled carbon nanotube; and Alovudine based on microarray and RNA-seq studies.