Enriched in head mesodermal cell; intestine; rect_D; rect_VL; and rect_VR based on RNA-seq and single-cell RNA-seq studies. Is affected by several genes including daf-16; daf-2; and dpy-10 based on microarray and RNA-seq studies. Is affected by sixteen chemicals including Heme; D-glucopyranose; and multi-walled carbon nanotube based on microarray and RNA-seq studies.