SLC19A1（solute carrier family 19 member 1），癌症关联基因，基因ID：6573，该基因编码的膜蛋白是叶酸的转运体，参与调节细胞内叶酸浓度。已经发现了三种编码该基因不同亚型的转录变体。[由RefSeq提供，2011年3月]The membrane protein encoded by this gene is a transporter of folate and is involved in the regulation of intracellular concentrations of folate. Three transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq， Mar 2011]。