Predicted to enable creatine transmembrane transporter activity and uniporter activity. Predicted to be involved in creatine transmembrane transport and creatinine metabolic process. Predicted to act upstream of or within transmembrane transport. Predicted to be located in basolateral plasma membrane. Predicted to be active in plasma membrane. Human ortholog(s) of this gene implicated in cataract 47. Orthologous to human SLC16A12 (solute carrier family 16 member 12).