chr8-11708374-G-T
Variant summary
Our verdict is Uncertain significance. The variant received 1 ACMG points: 2P and 1B. PM2BP4
The NM_001308093.3(GATA4):c.62G>T(p.Gly21Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000321 in 1,555,636 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Synonymous variant affecting the same amino acid position (i.e. G21G) has been classified as Likely benign.
Frequency
Consequence
NM_001308093.3 missense
Scores
Clinical Significance
Conservation
Publications
- atrial septal defect 2Inheritance: AD Classification: DEFINITIVE, STRONG Submitted by: G2P, Labcorp Genetics (formerly Invitae)
- structural congenital heart disease, multiple types - GATA4Inheritance: AD Classification: DEFINITIVE Submitted by: ClinGen
- testicular anomalies with or without congenital heart diseaseInheritance: AD Classification: DEFINITIVE Submitted by: Ambry Genetics
- metabolic syndromeInheritance: AD Classification: STRONG Submitted by: Genomics England PanelApp
- neonatal diabetes mellitusInheritance: AD Classification: STRONG Submitted by: Genomics England PanelApp
- pancreatic hypoplasia-diabetes-congenital heart disease syndromeInheritance: AD Classification: STRONG Submitted by: Genomics England PanelApp
- permanent neonatal diabetes mellitusInheritance: AD Classification: STRONG Submitted by: Genomics England PanelApp
- transient neonatal diabetes mellitusInheritance: AD Classification: STRONG Submitted by: Genomics England PanelApp
- 46,XY partial gonadal dysgenesisInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- familial atrial fibrillationInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- tetralogy of fallotInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- dilated cardiomyopathyInheritance: AD Classification: LIMITED Submitted by: Ambry Genetics
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ACMG classification
Our verdict: Uncertain_significance. The variant received 1 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.00000658 AC: 1AN: 152088Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.0000259 AC: 4AN: 154570 AF XY: 0.0000235 show subpopulations
GnomAD4 exome AF: 0.00000285 AC: 4AN: 1403440Hom.: 0 Cov.: 31 AF XY: 0.00000144 AC XY: 1AN XY: 694630 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.00000657 AC: 1AN: 152196Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0AN XY: 74402 show subpopulations
ClinVar
Submissions by phenotype
Cardiovascular phenotype Uncertain:1
The p.G21V variant (also known as c.62G>T), located in coding exon 1 of the GATA4 gene, results from a G to T substitution at nucleotide position 62. The glycine at codon 21 is replaced by valine, an amino acid with dissimilar properties. This alteration has been reported to segregate with atrial septal defect in two apparently unrelated families, and luciferase assay suggested that this alteration would result in reduced transcriptional activity in the experimental system (Liu XY et al. Int. J. Mol. Med., 2011 Jul;28:17-23). This amino acid position is highly conserved in available vertebrate species. In addition, the in silico prediction for this alteration is inconclusive. Since supporting evidence is limited at this time, the clinical significance of this alteration remains unclear. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at