8-105419192-A-G
Variant summary
Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2
The NM_012082.4(ZFPM2):āc.89A>Gā(p.Glu30Gly) variant causes a missense change. The variant allele was found at a frequency of 0.00419 in 1,613,668 control chromosomes in the GnomAD database, including 18 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā ā ).
Frequency
Consequence
NM_012082.4 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Benign. Variant got -20 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.00297 AC: 452AN: 152198Hom.: 2 Cov.: 32
GnomAD3 exomes AF: 0.00269 AC: 669AN: 248808Hom.: 4 AF XY: 0.00274 AC XY: 370AN XY: 134990
GnomAD4 exome AF: 0.00432 AC: 6315AN: 1461352Hom.: 16 Cov.: 31 AF XY: 0.00425 AC XY: 3088AN XY: 726950
GnomAD4 genome AF: 0.00297 AC: 452AN: 152316Hom.: 2 Cov.: 32 AF XY: 0.00277 AC XY: 206AN XY: 74472
ClinVar
Submissions by phenotype
not provided Benign:4
ZFPM2: BP4, BS1, BS2 -
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not specified Benign:2
Variant summary: ZFPM2 c.89A>G (p.Glu30Gly) results in a non-conservative amino acid change in the encoded protein sequence. Four of five in-silico tools predict a damaging effect of the variant on protein function. The variant allele was found at a frequency of 0.0042 in 1613668 control chromosomes in the gnomAD database, including 18 homozygotes. The variant allele was found at a frequency of 0.0042 in 1613668 control chromosomes, predominantly at a frequency of 0.0052 within the Non-Finnish European subpopulation in the gnomAD database, including 15 homozygotes. The observed variant frequency within Non-Finnish European control individuals in the gnomAD database is approximately 2500-fold of the estimated maximal expected allele frequency for a pathogenic variant in ZFPM2 causing Tetralogy Of Fallot phenotype (2.1e-06), strongly suggesting the variant is a benign polymorphism. c.89A>G has been reported in the literature in control individuals and in individuals affected with Tetralogy Of Fallot or with atrioventricular septal defect, both without evidence of causality (e.g. D'Alessandro_2018, Pizzuti_2003, Priest_2016, Freudenberg-Hua_2014). These reports do not provide unequivocal conclusions about association of the variant with Tetralogy Of Fallot. At least one publication reports experimental evidence evaluating an impact on protein function, showing no damaging effect of this variant evidenced by maintained binding with and transcriptional activity of co-regulator of transcription, GATA4 (e.g. Pizzuti_2003). The following publications have been ascertained in the context of this evaluation (PMID: 25996639, 14517948, 27058611, 25333069). ClinVar contains an entry for this variant (Variation ID: 6128). Based on the evidence outlined above, the variant was classified as benign. -
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Diaphragmatic hernia 3 Pathogenic:1
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Double outlet right ventricle Pathogenic:1
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Tetralogy of Fallot Pathogenic:1
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46,XY sex reversal 9 Benign:1
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46,XY sex reversal 3 Benign:1
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ZFPM2-related disorder Benign:1
This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at