Predicted to enable transmembrane transporter activity. Predicted to be involved in magnesium ion homeostasis and transmembrane transport. Predicted to be integral component of membrane. Predicted to be active in intracellular membrane-bounded organelle and plasma membrane. Orthologous to human CNNM3 (cyclin and CBS domain divalent metal cation transport mediator 3). [provided by Alliance of Genome Resources, Apr 2022]