xanthine/uracil permease family protein. Identical to Nucleobase-ascorbate transporter 1 (NAT1) [Arabidopsis Thaliana] (GB:Q9SHZ3); similar to xanthine/uracil permease family protein [Arabidopsis thaliana] (TAIR:AT2G34190.1); similar to hypothetical protein [Vitis vinifera] (GB:CAN70193.1); similar to putative permease 1 [Oryza sativa (japonica cultivar-group)] (GB:BAB61205.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO24055.1); contains InterPro domain Xanthine/uracil/vitamin C permease; (InterPro:IPR006043)