Enables nucleoside-diphosphatase activity and snoRNA binding activity. Acts upstream of or within nucleobase-containing compound metabolic process. Predicted to be active in nucleus. Is expressed in several structures, including alimentary system; genitourinary system; musculoskeletal system; nervous system; and respiratory system. Orthologous to human NUDT5 (nudix hydrolase 5). [provided by Alliance of Genome Resources, Apr 2022]