Enriched in several structures, including germline precursor cell; muscle cell; pharyngeal neurons; tail hypodermis; and touch receptor neurons based on tiling array; microarray; and single-cell RNA-seq studies. Is affected by several genes including daf-2; dpy-10; and rrf-3 based on microarray and RNA-seq studies. Is affected by nine chemicals including Heme; glycine; and cholesterol based on microarray and RNA-seq studies.