This family of proteins is found in eukaryotes. Proteins in this family are typically between 298 and 416 amino acids in length. IFT46 is a flagellar protein of complex B. Like all IFT proteins, it is required for transport of IFT particles into the flagella.

1: Functional analysis of an individual IFT protein: IFT46 is required for transport of outer dynein arms into flagella. Hou Y, Qin H, Follit JA, Pazour GJ, Rosenbaum JL, Witman GB; J Cell Biol. 2007;176:653-665. PMID:17312020