Sodium-dependent neutral amino acid transporter B(0)AT1 (Slc6a19)

Transporter that mediates resorption of neutral amino acids across the apical membrane of renal and intestinal epithelial cells. This uptake is sodium-dependent and chloride- independent.

In a Xenopus oocyte assay, the substrate preference is the following: Leu > Gln > Phe = Ala > His = Trp >> Glu = Arg. .