Tub is a symbol for the gene, Tubby bipartite transcription factor, in humans. Other names include: Tubby protein homolog; RDOB; rd5. The encoded protein has an amino acid length of 506 and a mass of 55.7 kDa. Tub is a member of the TUB family. This gene shares homology with other species, including: Fly, Mouse, Rat, Zebrafish, Frog, Chicken.