Predicted to enable heparan sulfate proteoglycan binding activity. Predicted to act upstream of or within extracellular matrix organization and positive regulation of cell population proliferation. Predicted to be located in extracellular matrix. Human ortholog(s) of this gene implicated in urofacial syndrome. Orthologous to human HPSE2 (heparanase 2 (inactive)). [provided by Alliance of Genome Resources, Apr 2022]