Recombinant proteins for solute carrier family 22 member 31 are available from various sources. In humans, this protein has a Uniprot ID of A6NKX4 and has an annotated function: 'Organic anion transporter that mediates the uptake of ions.' This protein is 556 amino acids in length and 58.9 kilodaltons in mass. This protein is encoded by the gene SLC22A31. Other names also exist, such as: putative solute carrier family 22 member 31, putative solute carrier family 22 member ENSG00000182157. This protein is conserved in other species, including: mouse, rat.