Predicted to enable cyclin-dependent protein serine/threonine kinase regulator activity. Predicted to be located in nucleus. Predicted to be part of cyclin-dependent protein kinase holoenzyme complex. Expressed in several structures, including body wall musculature; head; intestine; pharyngeal cell; and tail. Is an ortholog of human CNPPD1 (cyclin Pas1/PHO80 domain containing 1).