Figure 2.
The pedigree structure of the Chinese with both HCM and AF. Males and females are shown with squares and circles, respectively. Filled symbols indicate ‘affected’, and open symbols are ‘un-affected’. A symbol with a question mark shows a family member without a definitive diagnosis of AF. The genotype for TNNI3 mutation c.G557A (p.R186Q) is indicated below each symbol with DNA available for genotyping.