Figure 3. Probands (I, II, III) and their pedigrees sequencing information. Family (I): Proband has c.239–2A>G and c.1482del heterozygous mutations of CERKL; Proband's father: c.1482delT; Proband's mother: c.239–2A>G. Family (II): Proband has a c.-5_3dup mutation of PRPH2; Proband's father: c.-5_3dup mutation. Family (III): Proband has a c.1539delC shift mutation of RPGR; Proband's mother: c.1539delC.