chr21-39462415-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_007341.3(SH3BGR):​c.86C>T​(p.Ala29Val) variant causes a missense change. The variant allele was found at a frequency of 0.0000048 in 1,457,820 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000048 ( 0 hom. )

Consequence

SH3BGR
NM_007341.3 missense

Scores

2
12
5

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.70
Variant links:
Genes affected
SH3BGR (HGNC:10822): (SH3 domain binding glutamate rich protein) Predicted to enable SH3 domain binding activity. Predicted to be involved in protein-containing complex assembly. Located in cytosol. [provided by Alliance of Genome Resources, Apr 2022]
GET1-SH3BGR (HGNC:54635): (GET1-SH3BGR readthrough) This locus represents naturally occurring readthrough transcription between the neighboring WRB (tryptophan rich basic protein) and SH3BGR (SH3 domain binding glutamate-rich protein) genes on chromosome 21. Readthrough transcripts may encode fusion proteins that shares sequence identity with each individual gene product. [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
SH3BGRNM_007341.3 linkc.86C>T p.Ala29Val missense_variant 2/7 ENST00000333634.10 NP_031367.2 P55822

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SH3BGRENST00000333634.10 linkc.86C>T p.Ala29Val missense_variant 2/71 NM_007341.3 ENSP00000332513.5 A0A804CBI3
GET1-SH3BGRENST00000647779.1 linkc.377C>T p.Ala126Val missense_variant 4/9 ENSP00000497977.1 A0A3B3ITX9

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000404
AC:
1
AN:
247612
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
133866
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000886
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000480
AC:
7
AN:
1457820
Hom.:
0
Cov.:
30
AF XY:
0.00000552
AC XY:
4
AN XY:
725198
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000352
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.00e-7
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.0000113
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

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 submitterclinical testingAmbry GeneticsNov 21, 2023The c.275C>T (p.A92V) alteration is located in exon 2 (coding exon 2) of the SH3BGR gene. This alteration results from a C to T substitution at nucleotide position 275, causing the alanine (A) at amino acid position 92 to be replaced by a valine (V). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.89
BayesDel_addAF
Uncertain
0.053
T
BayesDel_noAF
Benign
-0.16
CADD
Pathogenic
27
DANN
Uncertain
1.0
DEOGEN2
Benign
0.071
.;T
Eigen
Uncertain
0.39
Eigen_PC
Uncertain
0.47
FATHMM_MKL
Uncertain
0.96
D
LIST_S2
Pathogenic
0.97
D;D
M_CAP
Benign
0.032
D
MetaRNN
Uncertain
0.68
D;D
MetaSVM
Uncertain
-0.17
T
MutationAssessor
Uncertain
2.0
.;M
PrimateAI
Uncertain
0.78
T
PROVEAN
Uncertain
-3.8
.;D
REVEL
Uncertain
0.52
Sift
Benign
0.035
.;D
Sift4G
Uncertain
0.010
.;D
Polyphen
0.60
.;P
Vest4
0.71
MutPred
0.62
.;Loss of helix (P = 0.0558);
MVP
0.77
MPC
0.19
ClinPred
0.96
D
GERP RS
5.1
Varity_R
0.58
gMVP
0.56

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs773155016; hg19: chr21-40834341; COSMIC: COSV61322123; COSMIC: COSV61322123; API