CEP290 and similar centrosomal proteins carry a number of coiled-coil regions, and this is the fifth along the length of the protein. It is thought that the proteins are involved in cilia biosynthesis [1].

1: FAM161A, associated with retinitis pigmentosa, is a component of the cilia-basal body complex and interacts with proteins involved in ciliopathies. Di Gioia SA, Letteboer SJ, Kostic C, Bandah-Rozenfeld D, Hetterschijt L, Sharon D, Arsenijevic Y, Roepman R, Rivolta C; Hum Mol Genet. 2012;21:5174-5184. PMID:22940612