Figure 2. Four pedigree charts and a haplotype diagram of the recruited families. A: Pedigree chart of the four families and the co-segregation analysis of the families with the c.529–530delGCinsAT and c.335T>C mutations. B: Family structure and haplotype diagram of the family with the c.529–530delGCinsAT mutation. Solid squares represent the affected family members, and blackened bars indicate disease alleles.