C4orf13, or Solute carrier family 10 member 7, is a human gene encoded by SLC10A7. It may also be known as: Sodium/bile acid cotransporter 7; P7; solute carrier family 10, member 7. The encoded protein has an amino acid length of 358 and a mass of 39.5 kDa. Other isoforms may exist. C4orf13 is a member of the Unknown BART superfamily-1 (UBS1) (TC 2.A.93) family. Homologs of this gene exist in other organisms, including: Mouse, Rat, Zebrafish, Frog, Chicken.