The intraflagellar transport protein, IFT88, is essential for vertebrate photoreceptor assembly and maintenance.
Pazour GJ, Baker SA, Deane JA, Cole DG, Dickert BL, Rosenbaum JL, Witman GB, Besharse JC. The intraflagellar transport protein, IFT88, is essential for vertebrate photoreceptor assembly and maintenance. J Cell Biol. 2002 Apr 01; 157(1):103-13.