Figure 1.

Pedigree of the family. Squares and circles represent male and female members, respectively; Slants represent dead members; arrow shows the proband; symbols filled with black indicate patients confirmed to have cardiac dysfunction as DCM; the half-filled symbol represents the member who carries the pathological mutation without significant evidence of cardiac dysfunction; the question mark represents the member whose clinical data was not available and the diagnosis was not confirmed. The members underwent a genetic testing was marked as “ + ” or “−”, and those who did not have a sequencing was marked as “NA”.