chr6-56616242-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The ENST00000370765.11(DST):​c.7225C>A​(p.Gln2409Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,810 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/14 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. Q2409E) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

DST
ENST00000370765.11 missense

Scores

1
13

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 2.63
Variant links:
Genes affected
DST (HGNC:1090): (dystonin) This gene encodes a member of the plakin protein family of adhesion junction plaque proteins. Multiple alternatively spliced transcript variants encoding distinct isoforms have been found for this gene, but the full-length nature of some variants has not been defined. It has been reported that some isoforms are expressed in neural and muscle tissue, anchoring neural intermediate filaments to the actin cytoskeleton, and some isoforms are expressed in epithelial tissue, anchoring keratin-containing intermediate filaments to hemidesmosomes. Consistent with the expression, mice defective for this gene show skin blistering and neurodegeneration. [provided by RefSeq, Mar 2010]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.14954633).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
DSTNM_001723.7 linkuse as main transcriptc.7225C>A p.Gln2409Lys missense_variant 24/24 ENST00000370765.11 NP_001714.1
DSTNM_001374736.1 linkuse as main transcriptc.4930-1758C>A intron_variant ENST00000680361.1 NP_001361665.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
DSTENST00000370765.11 linkuse as main transcriptc.7225C>A p.Gln2409Lys missense_variant 24/241 NM_001723.7 ENSP00000359801 Q03001-3
DSTENST00000680361.1 linkuse as main transcriptc.4930-1758C>A intron_variant NM_001374736.1 ENSP00000505098

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251270
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135802
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:
0.00000880
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461810
Hom.:
0
Cov.:
34
AF XY:
0.00000138
AC XY:
1
AN XY:
727204
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.094
T
BayesDel_noAF
Benign
-0.37
CADD
Benign
20
DANN
Benign
0.96
Eigen
Benign
-0.032
Eigen_PC
Benign
0.14
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Benign
0.42
T
M_CAP
Benign
0.0050
T
MetaRNN
Benign
0.15
T
MetaSVM
Benign
-1.1
T
PROVEAN
Benign
0.21
N
REVEL
Benign
0.089
Sift
Benign
1.0
T
Sift4G
Benign
0.062
T
Polyphen
0.063
B
Vest4
0.45
MutPred
0.46
Gain of ubiquitination at Q2409 (P = 0.0198);
MVP
0.55
ClinPred
0.18
T
GERP RS
5.0

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
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: rs775274894; hg19: chr6-56481040; API