Table 5.
Connexin 43 (GJA1) gene variants.
Country/Territory | * Number of Alleles | Protein | Nucleotide Change | rs Number | Clinical Significance | Reference | |||
---|---|---|---|---|---|---|---|---|---|
Intervar | Varsome | ClinVar | Verdict | ||||||
Taiwan | 1/520 | p.S69P | c.205T > C | - | Likely pathogenic | Likely pathogenic | - | pathogenic | [23] |
Taiwan | 16/520 | - | c.932delC | - | - | - | - | - | [23] |
Taiwan | 2/520 | - | c.976C > T | - | - | - | - | - | [23] |
Taiwan | 1/506 | p.L181F | c.543G > C | - | Likely pathogenic | Likely pathogenic | - | pathogenic | [40] |
Cameroon | 2/134 | - | c.-16-51A > G | rs189167598 | - | Benign | - | Benign | [49] |
South Africa | 1/46 | p.N63N | c.189T > C | rs139688042 | Likely benign | Uncertain Significance | - | Conflicting Interpretations | [49] |
South Africa | 1/46 | p.N122N | c.366T > C | - | Likely benign | Uncertain Significance | - | Conflicting Interpretations | [49] |
Cameroon | 11/134 | p.R239R | c.717G > A | rs57946868 | Benign | Uncertain Significance | - | Conflicting Interpretations | [49] |
South Africa | 2/46 | ||||||||
South Africa | 1/46 | p.A253V | c.758C > T | rs17653265 | Benign | Benign | Benign | Benign | [49] |
USA | 6/52 | p.L11Y | c.31–32 delCTinsTA | - | - | Likely pathogenic | - | Likely pathogenic | [50] |
USA | 2/20 | p.V24A | c.71T > C | - | Likely pathogenic | Likely pathogenic | - | pathogenic | [50] |
* The numerators in this column represent the number of mutated alleles, and the denominators the total number of screened alleles, InterVar, VarSome, and ClinVar are databases to assess the clinical significance of the variants.