Enriched in RIS; germ line; neurons; and ventral nerve cord based on tiling array; RNA-seq; single-cell RNA-seq; and microarray studies. Is affected by several genes including daf-2; skn-1; and dpy-10 based on microarray and RNA-seq studies. Is affected by fourteen chemicals including manganese chloride; D-glucose; and Rifampin based on RNA-seq and microarray studies.