Enriched in several structures, including arc ant V; cephalic sheath cell; enteric muscle; rectal muscle; and sensory neurons based on tiling array; RNA-seq; single-cell RNA-seq; and microarray studies. Is affected by several genes including let-60; hsf-1; and rrf-3 based on RNA-seq and microarray studies. Is affected by antimycin; paraquat; and Sirolimus based on RNA-seq and microarray studies.