AGTPBP1 and Leber congenital amaurosis: The fact that the CC is mostly preserved from microtubule collapse in Ccp1−/− and Ccp5−/− mice is highly similar to what we previously observed for the deficiency of the bulge protein Lebercilin (LCA5), causing Leber Congenital Amaurosis in human (Faber et al, 2023).