SLC52A3Solute carrier family 52, member 3, formerly known as chromosome 20 open reading frame 54 and riboflavin transporter 2, is a protein that in humans is encoded by the SLC52A3 gene.FunctionThis locus likely encodes a transmembrane protein that may function as a riboflavin transporter.Clinical significanceMutations at this locus have been associated with Fazio–Londe disease and Brown-Vialetto-Van Laere syndrome.