Enriched in ABplpppppp; ABprpppppp; and ventral nerve cord based on tiling array and single-cell RNA-seq studies. Is affected by several genes including skn-1; rrf-3; and eat-2 based on microarray; tiling array; and RNA-seq studies. Is affected by eleven chemicals including methylmercuric chloride; Mercuric Chloride; and sesamin based on microarray and RNA-seq studies.