X-77508434-C-T
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Variant summary
Our verdict is Uncertain significance. Variant got 2 ACMG points: 3P and 1B. PM2PP2BP4
The NM_000489.6(ATRX):c.7396G>A(p.Gly2466Ser) variant causes a missense change. The variant allele was found at a frequency of 0.00000182 in 1,097,211 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 1 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: not found (cov: 23)
Exomes 𝑓: 0.0000018 ( 0 hom. 1 hem. )
Consequence
ATRX
NM_000489.6 missense
NM_000489.6 missense
Scores
11
4
Clinical Significance
Conservation
PhyloP100: 3.93
Genes affected
ATRX (HGNC:886): (ATRX chromatin remodeler) The protein encoded by this gene contains an ATPase/helicase domain, and thus it belongs to the SWI/SNF family of chromatin remodeling proteins. This protein is found to undergo cell cycle-dependent phosphorylation, which regulates its nuclear matrix and chromatin association, and suggests its involvement in the gene regulation at interphase and chromosomal segregation in mitosis. Mutations in this gene are associated with X-linked syndromes exhibiting cognitive disabilities as well as alpha-thalassemia (ATRX) syndrome. These mutations have been shown to cause diverse changes in the pattern of DNA methylation, which may provide a link between chromatin remodeling, DNA methylation, and gene expression in developmental processes. Multiple alternatively spliced transcript variants encoding distinct isoforms have been reported. [provided by RefSeq, Jul 2017]
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ACMG classification
Classification made for transcript
Verdict is Uncertain_significance. Variant got 2 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
PP2
Missense variant in gene, where missense usually causes diseases (based on misZ statistic), ATRX. . Gene score misZ 3.1025 (greater than the threshold 3.09). GenCC has associacion of gene with alpha thalassemia-X-linked intellectual disability syndrome, ATR-X-related syndrome, intellectual disability-hypotonic facies syndrome, X-linked, 1.
BP4
Computational evidence support a benign effect (MetaRNN=0.28572232).
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
ATRX | NM_000489.6 | c.7396G>A | p.Gly2466Ser | missense_variant | 35/35 | ENST00000373344.11 | NP_000480.3 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
ATRX | ENST00000373344.11 | c.7396G>A | p.Gly2466Ser | missense_variant | 35/35 | 1 | NM_000489.6 | ENSP00000362441.4 |
Frequencies
GnomAD3 genomes Cov.: 23
GnomAD3 genomes
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23
GnomAD3 exomes AF: 0.00000545 AC: 1AN: 183401Hom.: 0 AF XY: 0.00 AC XY: 0AN XY: 67863
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GnomAD4 exome AF: 0.00000182 AC: 2AN: 1097211Hom.: 0 Cov.: 31 AF XY: 0.00000276 AC XY: 1AN XY: 362617
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GnomAD4 genome Cov.: 23
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23
ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link
Submissions by phenotype
not provided Uncertain:1
Uncertain significance, criteria provided, single submitter | clinical testing | CeGaT Center for Human Genetics Tuebingen | Nov 01, 2023 | ATRX: PM2 - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
BayesDel_addAF
Uncertain
D
BayesDel_noAF
Uncertain
CADD
Benign
DANN
Uncertain
FATHMM_MKL
Uncertain
D
LIST_S2
Uncertain
D;.
M_CAP
Uncertain
D
MetaRNN
Benign
T;T
MetaSVM
Uncertain
D
MutationTaster
Benign
D;D
PrimateAI
Uncertain
T
PROVEAN
Benign
N;N
REVEL
Uncertain
Sift
Uncertain
D;D
Sift4G
Uncertain
D;D
Vest4
MutPred
Gain of phosphorylation at G2466 (P = 0.0337);.;
MVP
MPC
ClinPred
D
GERP RS
RBP_binding_hub_radar
RBP_regulation_power_radar
gMVP
Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at