TTC9B encodes the human gene, Tetratricopeptide repeat domain 9B. It may also be known as: Tetratricopeptide repeat protein 9B; TPR repeat protein 9B. The encoded protein has an amino acid length of 239 and a mass of 25.9 kDa. TTC9B is a member of the TTC9 family. Homologs of this gene exist in other organisms, including: Mouse, Rat, Zebrafish, Frog.