Broad substrate range permease which transports asparagine and glutamine with intermediate specificity. Also transports Ala, Cys, Gly, Ser, Thr, Cys, Met, Phe, Tyr, Ile, Leu and Val. Important for the utilization of amino acids as a nitrogen source (By similarity). Belongs to the amino acid-polyamine-organocation (APC) superfamily. YAT (TC 2.A.3.10) family.