Predicted to enable purine-specific nucleoside:sodium symporter activity; pyrimidine- and adenine-specific:sodium symporter activity; and uridine transmembrane transporter activity. Involved in retina homeostasis. Predicted to be located in brush border membrane. Predicted to be integral component of plasma membrane. Orthologous to human SLC28A3 (solute carrier family 28 member 3). [provided by Alliance of Genome Resources, Apr 2022]