Predicted to enable calcium ion binding activity and iduronate-2-sulfatase activity. Predicted to be involved in glycosaminoglycan catabolic process. Predicted to be located in lysosome. Human ortholog(s) of this gene implicated in mucopolysaccharidosis II. Orthologous to human IDS (iduronate 2-sulfatase). [provided by Alliance of Genome Resources, Apr 2022]