Is an ortholog of human SNRNP40 (small nuclear ribonucleoprotein U5 subunit 40). Human SNRNP40 exhibits RNA binding activity. Is predicted to encode a protein with the following domains: WD40 repeat\; WD40\/YVTN repeat-like-containing domain superfamily\; G-protein beta WD-40 repeat\; and WD40-repeat-containing domain superfamily.