Predicted to enable several functions, including glutathione transferase activity; metal ion binding activity; and prostaglandin-D synthase activity. Predicted to be involved in glutathione metabolic process and prostaglandin metabolic process. Predicted to act upstream of or within negative regulation of male germ cell proliferation. Predicted to be located in cytosol and nucleoplasm. Orthologous to human HPGDS (hematopoietic prostaglandin D synthase). [provided by Alliance of Genome Resources, Apr 2022]