Is predicted to encode a protein with the following domains: Staphylococcal nuclease homologue; IRS-type PTB domain; Staphylococcal nuclease (SNase-like), OB-fold; PTB domain (IRS-1 type); SNase-like, OB-fold superfamily; and Tudor domain. Is an ortholog of C. elegans
tsn-1. In C. elegans,
tsn-1 is involved in miRNA-mediated post-transcriptional gene silencing.