Enriched in germ line; muscle cell; and in male based on RNA-seq studies. Is affected by several genes including cyc-1; nuo-6; and csr-1 based on microarray and RNA-seq studies. Is affected by nineteen chemicals including methylmercuric chloride; rotenone; and Psoralens based on microarray and RNA-seq studies. Is predicted to encode a protein with the following domains: Nematode trypsin-6-like family and Chymotrypsin family Peptidase-S1.