Enables 8-oxo-7,8-dihydroguanosine triphosphate pyrophosphatase activity and snoRNA binding activity. Predicted to be involved in DNA protection and purine nucleoside catabolic process. Predicted to be located in several cellular components, including acrosomal vesicle; mitochondrial matrix; and nuclear membrane. Predicted to be active in cytoplasm. Orthologous to human NUDT1 (nudix hydrolase 1). [provided by Alliance of Genome Resources, Apr 2022]