Study CHD type Sample size Suspected inheritance Analysis type Likely causal variant identified Novel/Known variant Segregation with disease In silico predictions
Arrington et al. ASD, VSD, Coarc 2 Dominant ES MYH6
(p.Ala290Pro)
Known No Damaging
Liu et al. ASD 1 Dominant ES and CHD gene filter TBX20
(p.Asp176Asn)
Novel Yes Damaging
Ta-Shma et al. TA 1 Recessive ES and homozygosity
mapping
PLXND1
(p.Arg1299Cys)
Novel Yes* Damaging
Greenwa et al. ASD 2 Dominant ES ACTC1
(p.Met178Leu)
Novel Yes Damaging and Benign
Martin et al. BAV, VSD, AVSD 17 Dominant ES No n/a No n/a
Tariq et al. L-TGA, heterotaxy 1 Dominant ES andhomozygosity
mapping
SHROOM3
(p.Gly60Val)
Novel Unknown# Damaging
*No other affected individuals available for testing; # Only proband tested.
ASD: Atrial Septal Defect; AVSD: Atrioventricular Septal Defect; BAV: Bicuspid Aortic Valve; CHD: Congenital Heart Disease; Coarc: Coarctation of the Aorta; ES: Exome Sequencing; L-TGA: Congenitally Corrected Transposition of the Great Arteries; n/a: not applicable; TA: Truncus Arteriosus; VSD: Ventricular Septal Defect
Table 1: Summary of the available literature on exome sequencing in familial forms of CHD.