| Phenotype | 
        Chromosome locus | 
        Gene | 
      
      
        | Atrial septal defect 1 | 
        5p | 
        unknown | 
      
      
        | Atrial septal defect 2 | 
        8p23.1 | 
        GATA4 | 
      
      
        | Atrial septal defect 3 | 
        14q11.2 | 
        MYH6 | 
      
      
        | Atrial septal defect 4 | 
        7p14.2 | 
        TBX20 | 
      
      
        | Atrial septal defect 5 | 
        15q14 | 
        ACTC1 | 
      
      
        | Atrial septal defect 6 | 
        4q32.3 | 
        TLL1 | 
      
      
        | Atrial septal defect 7 | 
        5q35.1 | 
        NKX2.5 | 
      
      
        | Atrial septal defect 8 | 
        6q24.1 | 
        CITED2 | 
      
      
        | Ventricular septal defect 1 | 
        8p23.1 | 
        GATA4 | 
      
      
        | Ventricular septal defect 2 | 
        6q24.1 | 
        CITED2 | 
      
      
        | Ventricular septal defect 3 | 
        5q35.1 | 
        NKX2.5 | 
      
      
        | Atrioventricular septal defect 1 | 
        1p31-21 | 
        unknown | 
      
      
        | Atrioventricular septal defect 2 | 
        3p25.1 | 
        CRELD1 | 
      
      
        | Atrioventricular septal defect 3 | 
        6q22.31 | 
        GJA1 | 
      
      
        | Atrioventricular septal defect 4 | 
        8p23.1 | 
        GATA4 |