21-39391777-C-T
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Variant summary
Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2
The NM_004627.6(GET1):c.277C>T(p.Arg93Trp) variant causes a missense change. The variant allele was found at a frequency of 0.0000112 in 1,614,080 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000011 ( 0 hom. )
Consequence
GET1
NM_004627.6 missense
NM_004627.6 missense
Scores
8
7
4
Clinical Significance
Conservation
PhyloP100: 5.13
Genes affected
GET1 (HGNC:12790): (guided entry of tail-anchored proteins factor 1) This gene is located in the candidate region for congenital heart disease (CHD) in Down syndrome (DS). It encodes a basic protein that functions as a receptor that promotes insertion of tail-anchored proteins in the endoplasmic reticulum membrane. This gene is located at a maternally-methylated differentially methylated region (DMR); however, its transcription may be biallelic, not imprinted. Alternative splicing results in different transcript variants. A pseudogene has been defined on chromosome 4. [provided by RefSeq, Apr 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;
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
GET1 | NM_004627.6 | c.277C>T | p.Arg93Trp | missense_variant | 3/5 | ENST00000649170.1 | NP_004618.2 | |
GET1-SH3BGR | NR_146618.2 | n.336C>T | non_coding_transcript_exon_variant | 3/14 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
GET1 | ENST00000649170.1 | c.277C>T | p.Arg93Trp | missense_variant | 3/5 | NM_004627.6 | ENSP00000496813 | P1 |
Frequencies
GnomAD3 genomes AF: 0.0000131 AC: 2AN: 152180Hom.: 0 Cov.: 33
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GnomAD3 exomes AF: 0.00000795 AC: 2AN: 251430Hom.: 0 AF XY: 0.00 AC XY: 0AN XY: 135890
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GnomAD4 exome AF: 0.0000109 AC: 16AN: 1461782Hom.: 0 Cov.: 30 AF XY: 0.00000825 AC XY: 6AN XY: 727196
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GnomAD4 genome AF: 0.0000131 AC: 2AN: 152298Hom.: 0 Cov.: 33 AF XY: 0.0000134 AC XY: 1AN XY: 74472
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ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link
Submissions by phenotype
not specified Uncertain:1
Uncertain significance, criteria provided, single submitter | clinical testing | Ambry Genetics | Dec 21, 2022 | The c.277C>T (p.R93W) alteration is located in exon 3 (coding exon 3) of the WRB gene. This alteration results from a C to T substitution at nucleotide position 277, causing the arginine (R) at amino acid position 93 to be replaced by a tryptophan (W). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
BayesDel_addAF
Uncertain
T
BayesDel_noAF
Uncertain
CADD
Pathogenic
DANN
Pathogenic
DEOGEN2
Benign
.;.;T;T;.;T;.;.
Eigen
Pathogenic
Eigen_PC
Pathogenic
FATHMM_MKL
Pathogenic
D
LIST_S2
Uncertain
D;.;.;D;.;D;D;D
M_CAP
Benign
D
MetaRNN
Uncertain
D;D;D;D;D;D;D;D
MetaSVM
Benign
T
MutationAssessor
Uncertain
.;.;M;M;.;.;.;.
MutationTaster
Benign
D;D;D;D
PrimateAI
Pathogenic
D
PROVEAN
Pathogenic
.;.;D;.;D;D;D;.
REVEL
Uncertain
Sift
Pathogenic
.;.;D;.;D;D;D;.
Sift4G
Uncertain
.;.;D;.;D;D;D;.
Polyphen
1.0
.;.;D;D;.;.;.;.
Vest4
0.87, 0.87, 0.87
MutPred
0.61
.;.;Loss of methylation at R93 (P = 0.0139);Loss of methylation at R93 (P = 0.0139);.;.;.;Loss of methylation at R93 (P = 0.0139);
MVP
0.18
MPC
1.2
ClinPred
D
GERP RS
RBP_binding_hub_radar
RBP_regulation_power_radar
Varity_R
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