rs774716768

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_001387751.1(DMTN):​c.803G>A​(p.Arg268His) variant causes a missense change. The variant allele was found at a frequency of 0.0000223 in 1,613,916 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000053 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000019 ( 0 hom. )

Consequence

DMTN
NM_001387751.1 missense

Scores

2
6
10

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.38

Publications

0 publications found
Variant links:
Genes affected
DMTN (HGNC:3382): (dematin actin binding protein) The protein encoded by this gene is an actin binding and bundling protein that plays a structural role in erythrocytes, by stabilizing and attaching the spectrin/actin cytoskeleton to the erythrocyte membrane in a phosphorylation-dependent manner. This protein contains a core domain in the N-terminus, and a headpiece domain in the C-terminus that binds F-actin. When purified from erythrocytes, this protein exists as a trimer composed of two 48 kDa polypeptides and a 52 kDa polypeptide. The different subunits arise from alternative splicing in the 3' coding region, where the headpiece domain is located. Disruption of this gene has been correlated with the autosomal dominant Marie Unna hereditary hypotrichosis disease, while loss of heterozygosity of this gene is thought to play a role in prostate cancer progression. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Nov 2014]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.25739092).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001387751.1. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
DMTN
NM_001387751.1
MANE Select
c.803G>Ap.Arg268His
missense
Exon 10 of 16NP_001374680.1Q08495-1
DMTN
NM_001114135.5
c.803G>Ap.Arg268His
missense
Exon 10 of 16NP_001107607.1Q08495-1
DMTN
NM_001114136.3
c.803G>Ap.Arg268His
missense
Exon 10 of 16NP_001107608.1Q08495-1

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
DMTN
ENST00000358242.6
TSL:5 MANE Select
c.803G>Ap.Arg268His
missense
Exon 10 of 16ENSP00000350977.3Q08495-1
DMTN
ENST00000265800.9
TSL:5
c.803G>Ap.Arg268His
missense
Exon 10 of 16ENSP00000265800.5Q08495-1
DMTN
ENST00000432128.6
TSL:5
c.803G>Ap.Arg268His
missense
Exon 10 of 16ENSP00000416111.1Q08495-1

Frequencies

GnomAD3 genomes
AF:
0.0000526
AC:
8
AN:
152090
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000121
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.000956
GnomAD2 exomes
AF:
0.0000517
AC:
13
AN:
251474
AF XY:
0.0000589
show subpopulations
Gnomad AFR exome
AF:
0.000123
Gnomad AMR exome
AF:
0.000145
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000163
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000176
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000192
AC:
28
AN:
1461826
Hom.:
0
Cov.:
31
AF XY:
0.0000248
AC XY:
18
AN XY:
727212
show subpopulations
African (AFR)
AF:
0.0000896
AC:
3
AN:
33480
American (AMR)
AF:
0.000112
AC:
5
AN:
44720
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26136
East Asian (EAS)
AF:
0.0000504
AC:
2
AN:
39700
South Asian (SAS)
AF:
0.0000232
AC:
2
AN:
86256
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53386
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5768
European-Non Finnish (NFE)
AF:
0.0000126
AC:
14
AN:
1111990
Other (OTH)
AF:
0.0000331
AC:
2
AN:
60390
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.441
Heterozygous variant carriers
0
1
3
4
6
7
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.0000526
AC:
8
AN:
152090
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74294
show subpopulations
African (AFR)
AF:
0.000121
AC:
5
AN:
41396
American (AMR)
AF:
0.0000655
AC:
1
AN:
15260
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5190
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4826
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10598
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
68028
Other (OTH)
AF:
0.000956
AC:
2
AN:
2092
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.494
Heterozygous variant carriers
0
1
2
2
3
4
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.00
Hom.:
0
Bravo
AF:
0.0000378
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

ClinVar

ClinVar submissions as Germline
Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.55
BayesDel_addAF
Benign
-0.22
T
BayesDel_noAF
Benign
-0.28
CADD
Pathogenic
32
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.20
T
Eigen
Uncertain
0.56
Eigen_PC
Uncertain
0.53
FATHMM_MKL
Uncertain
0.91
D
LIST_S2
Pathogenic
0.99
D
M_CAP
Benign
0.032
D
MetaRNN
Benign
0.26
T
MetaSVM
Benign
-0.94
T
MutationAssessor
Benign
1.3
L
PhyloP100
4.4
PrimateAI
Uncertain
0.69
T
PROVEAN
Benign
-2.2
N
REVEL
Benign
0.10
Sift
Benign
0.061
T
Sift4G
Uncertain
0.046
D
Polyphen
1.0
D
Vest4
0.54
MutPred
0.29
Loss of solvent accessibility (P = 0.0056)
MVP
0.58
MPC
1.1
ClinPred
0.25
T
GERP RS
4.4
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.087
gMVP
0.27
Mutation Taster
=48/52
disease causing

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

Other links and lift over

dbSNP: rs774716768; hg19: chr8-21931314; API