Enriched in several structures, including GLR; RIM; coelomocyte; head mesodermal cell; and pharyngeal cell based on tiling array; RNA-seq; and single-cell RNA-seq studies. Is affected by several genes including nuo-6; mut-16; and atfs-1 based on RNA-seq and microarray studies. Is affected by nine chemicals including mianserin; Alovudine; and Psoralens based on RNA-seq and microarray studies.