Enables beta-glucuronidase activity. Acts upstream of or within glucuronoside catabolic process. Located in extracellular space and lysosome. Is expressed in several structures, including alimentary system; brain; heart; sensory organ; and viscerocranium. Used to study Sly syndrome. Human ortholog(s) of this gene implicated in Sly syndrome. Orthologous to human GUSB (glucuronidase beta). [provided by Alliance of Genome Resources, Apr 2022]