Predicted to enable glucose-6-phosphate isomerase activity and monosaccharide binding activity. Predicted to be involved in gluconeogenesis; glucose 6-phosphate metabolic process; and glycolytic process. Predicted to be located in cytosol. Expressed in head. Used to study Parkinson's disease. Human ortholog(s) of this gene implicated in several diseases, including congenital nonspherocytic hemolytic anemia; leukemia (multiple); and neuromuscular disease. Is an ortholog of human GPI (glucose-6-phosphate isomerase).