Here are recombinant proteins for SLC3A1, the approved symbol for the human gene, 'solute carrier family 3 member 1'. With a Uniprot ID of Q07837, this protein is listed as having 685 residues in length and a mass of 78.9 kDa. Up to 7 isoforms are reported. The following protein function has been assigned: 'Involved in the high-affinity, sodium-independent transport of cystine and neutral and dibasic amino acids (system B(0,+)-like activity).' Orthologs are reported in these species: mouse, rat, zebrafish, chimpanzee, guinea pig. SLC3A1 may also be known by other designations: 'neutral and basic amino acid transport protein rBAT, B(0,+)-type amino acid transport protein, SLC3A1 variant B, SLC3A1 variant C, SLC3A1 variant D, SLC3A1 variant E, SLC3A1 variant F, SLC3A1 variant G, amino acid transporter 1, solute carrier family 3 (amino acid transporter heavy chain), member 1, solute carrier family 3 (cystine, dibasic and neutral amino acid transporters), member 1, solute carrier family 3 (cystine, dibasic and neutral amino acid transporters, activator of cystine, dibasic and neutral amino acid transport), member 1'.