| | | Copy number gain | See cases | |
| | A-GAMMA3'E, ANO9 +388 more | Copy number gain | See cases | |
| | | Copy number gain | See cases | |
| | LOC130005164, LOC130005165 +332 more | Copy number gain | See cases | |
| | | Copy number gain | See cases | |
| | | Copy number gain | See cases | |
| | | Deletion | Thalassemia, gamma-delta-beta | |
| | | Copy number loss | See cases | |
| | | Copy number gain | See cases | |
| | | Copy number loss | See cases | |
| | | Copy number gain | See cases | |
| | | Deletion | Long QT syndrome 1 | |
| | | Duplication | Long QT syndrome 1 | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | not provided | |
| | | Single nucleotide variant (intron variant) | Long QT syndrome | |
| | | Single nucleotide variant (intron variant) | not specified | |
| | | Single nucleotide variant (intron variant) | Long QT syndrome | |
| | | Single nucleotide variant (intron variant) | Long QT syndrome | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (intron variant) | Long QT syndrome 1 +6 more | |
| | | Single nucleotide variant (intron variant) | Cardiac arrhythmia +1 more | |
| | | Duplication | Long QT syndrome | |
| | | Single nucleotide variant (intron variant) | Long QT syndrome | |
| | | Single nucleotide variant (intron variant) | Long QT syndrome +2 more | |
| | | Single nucleotide variant (intron variant) | not specified +2 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (intron variant) | Long QT syndrome | |
| | | Single nucleotide variant (splice acceptor variant) | Long QT syndrome +1 more | GConflicting classifications of pathogenicity |
| | KCNQ1, KCNQ1-AS1 (V419L +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (V472L +5 more) | Single nucleotide variant (missense variant) | Cardiac arrhythmia | |
| | KCNQ1, KCNQ1-AS1 (T600M +5 more) | Single nucleotide variant (missense variant) | Cardiac arrhythmia +4 more | GConflicting classifications of pathogenicity |
| | | Single nucleotide variant (synonymous variant) | Jervell and Lange-Nielsen syndrome 1 +8 more | GConflicting classifications of pathogenicity |
| | KCNQ1, KCNQ1-AS1 (Q474* +5 more) | Single nucleotide variant (nonsense) | Long QT syndrome +1 more | |
| | | Deletion (stop lost) | Atrial fibrillation, familial, 3 +2 more | |
| | KCNQ1-AS1, KCNQ1 (L602P +5 more) | Single nucleotide variant (missense variant) | Congenital long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Cardiovascular phenotype +2 more | |
| | KCNQ1, KCNQ1-AS1 (Q604fs +1 more) | Duplication (frameshift variant) | Long QT syndrome +2 more | GConflicting classifications of pathogenicity |
| | KCNQ1, KCNQ1-AS1 (D476E +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (Q108E +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1-AS1, KCNQ1 (Q477L +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome +1 more | |
| | KCNQ1, KCNQ1-AS1 (L110Q +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Cardiovascular phenotype | |
| | KCNQ1, KCNQ1-AS1 (A111T +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (A517S +5 more) | Single nucleotide variant (missense variant) | Cardiovascular phenotype | |
| | KCNQ1, KCNQ1-AS1 (L112F +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (L481V +5 more) | Single nucleotide variant (missense variant) | Cardiovascular phenotype | |
| | KCNQ1, KCNQ1-AS1 (I482del +5 more) | Microsatellite (inframe_indel +1 more) | not provided +1 more | |
| | KCNQ1, KCNQ1-AS1 (I429N +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome +1 more | |
| | | Single nucleotide variant (synonymous variant) | Cardiovascular phenotype +1 more | |
| | KCNQ1, KCNQ1-AS1 (T483N +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome +2 more | |
| | | Single nucleotide variant (synonymous variant) | Long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Cardiovascular phenotype +6 more | GConflicting classifications of pathogenicity |
| | KCNQ1, KCNQ1-AS1 (D611Y +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | GConflicting classifications of pathogenicity |
| | KCNQ1, KCNQ1-AS1 (D611N +5 more) | Single nucleotide variant (missense variant) | Cardiovascular phenotype +5 more | GConflicting classifications of pathogenicity |
| | KCNQ1, KCNQ1-AS1 (M485I +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (L613F +5 more) | Single nucleotide variant (missense variant) | Cardiac arrhythmia | |
| | KCNQ1, KCNQ1-AS1 (L486P +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (H487del +5 more) | Deletion (inframe_deletion +1 more) | Cardiac arrhythmia | |
| | KCNQ1, KCNQ1-AS1 (H118L +5 more) | Single nucleotide variant (missense variant) | Cardiovascular phenotype | |
| | KCNQ1-AS1, KCNQ1 (Q119P +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (Q488R +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (Q119H +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Cardiac arrhythmia +2 more | |
| | KCNQ1-AS1, KCNQ1 (L121F +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Cardiovascular phenotype +3 more | |
| | | Single nucleotide variant (synonymous variant) | Long QT syndrome | |
| | KCNQ1-AS1, KCNQ1 (L619M +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome 1 +6 more | |
| | KCNQ1, KCNQ1-AS1 (L123S +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Cardiovascular phenotype +1 more | |
| | KCNQ1, KCNQ1-AS1 (H493D +5 more) | Single nucleotide variant (missense variant) | Cardiac arrhythmia | |
| | | Duplication (inframe_insertion +1 more) | Cardiac arrhythmia | |
| | | Single nucleotide variant (synonymous variant) | Long QT syndrome +4 more | |
| | KCNQ1, KCNQ1-AS1 (G621S +5 more) | Single nucleotide variant (missense variant) | Cardiac arrhythmia +8 more | GConflicting classifications of pathogenicity |
| | KCNQ1, KCNQ1-AS1 (G494D +5 more) | Single nucleotide variant (missense variant) | Cardiovascular phenotype | |
| | KCNQ1, KCNQ1-AS1 (G495S +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome 1 +6 more | |
| | KCNQ1, KCNQ1-AS1 (S496G +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (S127I +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (G499fs +1 more) | Duplication (frameshift variant) | not provided +1 more | GPathogenic/Likely pathogenic |
| | KCNQ1, KCNQ1-AS1 (T497A +5 more) | Single nucleotide variant (missense variant) | not provided +1 more | |
| | KCNQ1, KCNQ1-AS1 (T444N +5 more) | Single nucleotide variant (missense variant) | Cardiovascular phenotype | |
| | KCNQ1, KCNQ1-AS1 (T444I +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome +2 more | |
| | | Deletion (inframe_indel +1 more) | Cardiac arrhythmia | |
| | | Single nucleotide variant (synonymous variant) | Long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Cardiac arrhythmia +1 more | |
| | | Single nucleotide variant (synonymous variant) | Cardiac arrhythmia +8 more | GConflicting classifications of pathogenicity |
| | KCNQ1, KCNQ1-AS1 (G499R +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (G626S +5 more) | Single nucleotide variant (missense variant) | not provided +4 more | |
| | KCNQ1, KCNQ1-AS1 (G130V +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | | Single nucleotide variant (synonymous variant) | Cardiac arrhythmia +2 more | |
| | KCNQ1, KCNQ1-AS1 (G501S +5 more) | Single nucleotide variant (missense variant) | not specified +6 more | |
| | | Single nucleotide variant (synonymous variant) | Long QT syndrome +1 more | |
| | | Single nucleotide variant (synonymous variant) | Cardiac arrhythmia +3 more | |
| | KCNQ1, KCNQ1-AS1 (G133R +5 more) | Single nucleotide variant (missense variant) | not provided | |
| | KCNQ1, KCNQ1-AS1 (G502S +5 more) | Single nucleotide variant (missense variant) | not provided +10 more | |
| | KCNQ1, KCNQ1-AS1 (G629V +5 more) | Single nucleotide variant (missense variant) | Long QT syndrome | |
| | KCNQ1, KCNQ1-AS1 (R505fs +1 more) | Duplication (frameshift variant) | not provided +5 more | GPathogenic/Likely pathogenic |
| | | Single nucleotide variant (synonymous variant) | Cardiovascular phenotype +1 more | |
| | KCNQ1, KCNQ1-AS1 (R632fs +1 more) | Deletion (frameshift variant) | Long QT syndrome +3 more | GPathogenic/Likely pathogenic |