Predicted to enable magnesium ion binding activity. Predicted to be involved in carbohydrate metabolic process; myofibril assembly; and striated muscle tissue development. Predicted to act upstream of or within cell adhesion and glucose metabolic process. Located in Z disc; cell-substrate junction; and sarcolemma. Part of dystrophin-associated glycoprotein complex. Is expressed in tail unsegmented mesenchyme. Orthologous to human PGM5 (phosphoglucomutase 5). [provided by Alliance of Genome Resources, Apr 2022]