Here are recombinant proteins for SLC36A4, the approved symbol for the human gene, 'solute carrier family 36 member 4'. With a Uniprot ID of Q6YBV0, this protein is listed as having 504 residues in length and a mass of 56.2 kDa. Up to 2 isoforms are reported. The following protein function has been assigned: 'Functions as a sodium-independent electroneutral transporter for tryptophan, proline and alanine.' Orthologs are reported in these species: mouse, rat. Slc36a4 may also be known by other designations: 'proton-coupled amino acid transporter 4, solute carrier family 36 (proton/amino acid symporter), member 4'.