Automated description from the Alliance of Genome Resources (Release 7.1.0)
Enables purine-specific nucleoside:sodium symporter activity and pyrimidine- and adenosine-specific:sodium symporter activity. Acts upstream of or within purine nucleoside transmembrane transport and pyrimidine nucleoside transport. Located in brush border membrane. Is expressed in pancreas. Orthologous to human SLC28A3 (solute carrier family 28 member 3).