| | | Copy number gain | See cases | |
| | LOC613266, MACROD2 +950 more | Copy number gain | See cases | |
| | LOC121627902, LOC121853002 +160 more | Copy number gain | See cases | |
| | | Copy number gain | See cases | |
| | | Copy number loss | See cases | |
| | LOC130065679, SNTA1 (K103R) | Single nucleotide variant (missense variant) | Cardiovascular phenotype | |
| | LOC130065679, SNTA1 (I102fs) | Duplication (frameshift variant) | Cardiovascular phenotype +2 more | |
| | | Single nucleotide variant (synonymous variant) | Long QT syndrome | |
| | LOC130065679, SNTA1 (G97R) | Single nucleotide variant (missense variant) | not provided | |
| | LOC130065679, SNTA1 (G96A) | Single nucleotide variant (missense variant) | Cardiovascular phenotype +4 more | GConflicting classifications of pathogenicity |
| | LOC130065679, SNTA1 (G96S) | Single nucleotide variant (missense variant) | Cardiovascular phenotype | |
| | LOC130065679, SNTA1 (D94H) | Single nucleotide variant (missense variant) | Long QT syndrome +2 more | |
| | | Single nucleotide variant (synonymous variant) | Long QT syndrome +1 more | |
| | LOC130065679, SNTA1 (A93T) | Single nucleotide variant (missense variant) | Cardiovascular phenotype +2 more | |
| | LOC130065679, SNTA1 (K92R) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | LOC130065679, SNTA1 (K92fs) | Duplication (frameshift variant) | Long QT syndrome | |
| | LOC130065679, SNTA1 (R91L) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Cardiovascular phenotype | |
| | LOC130065679, SNTA1 (R87S) | Single nucleotide variant (missense variant) | Cardiovascular phenotype +1 more | |
| | LOC130065679, SNTA1 (R86C) | Single nucleotide variant (missense variant) | not provided +1 more | |
| | | Single nucleotide variant (synonymous variant) | Long QT syndrome +1 more | |