IQCB1 and Leber congenital amaurosis: Studies in cultured cells and animal models have provided insights into NPHP5 function during cilia formation and suggested avenues for treatment of NPHP5-LCA (Aguirre et al., 2021; Barbelanne et al., 2015; Hanke-Gogokhia et al., 2018; Hossain et al., 2020; Ronquillo et al., 2016).