Predicted to enable 5'-3' RNA exonuclease activity and nucleic acid binding activity. Predicted to be involved in nucleobase-containing compound metabolic process. Predicted to be located in nucleus. Is an ortholog of C. elegans
xrn-2. In C. elegans,
xrn-2 is involved in several processes, including miRNA catabolic process; negative regulation of miRNA-mediated gene silencing; and regulation of vulval development.