Enriched in several structures, including GLR; ciliated neurons; germ line; head mesodermal cell; and male distal tip cell based on RNA-seq; single-cell RNA-seq; and microarray studies. Is affected by several genes including daf-16; daf-2; and skn-1 based on RNA-seq and microarray studies. Is affected by nine chemicals including aldicarb; rotenone; and stavudine based on microarray and RNA-seq studies. Is predicted to encode a protein with the following domains: Spo12 and Spo12 family.