rs61735044

Variant summary

Our verdict is Benign. The variant received -17 ACMG points: 0P and 17B. BP4_StrongBP6_Very_StrongBP7BS2

The NM_013266.4(CTNNA3):​c.33C>T​(p.Ile11Ile) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0028 in 1,613,200 control chromosomes in the GnomAD database, including 7 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★). Synonymous variant affecting the same amino acid position (i.e. I11I) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0020 ( 1 hom., cov: 32)
Exomes 𝑓: 0.0029 ( 6 hom. )

Consequence

CTNNA3
NM_013266.4 synonymous

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:9

Conservation

PhyloP100: -0.600

Publications

1 publications found
Variant links:
Genes affected
CTNNA3 (HGNC:2511): (catenin alpha 3) This gene encodes a protein that belongs to the vinculin/alpha-catenin family. The encoded protein plays a role in cell-cell adhesion in muscle cells. Mutations in this gene are associated with arrhythmogenic right ventricular dysplasia, familial 13. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Mar 2014]
CTNNA3 Gene-Disease associations (from GenCC):
  • arrhythmogenic right ventricular cardiomyopathy
    Inheritance: AD Classification: LIMITED Submitted by: ClinGen
  • arrhythmogenic right ventricular dysplasia 13
    Inheritance: AD Classification: LIMITED Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics
  • congenital heart disease
    Inheritance: Unknown Classification: NO_KNOWN Submitted by: ClinGen

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -17 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.75).
BP6
Variant 10-67647481-G-A is Benign according to our data. Variant chr10-67647481-G-A is described in ClinVar as Benign/Likely_benign. ClinVar VariationId is 240870.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-0.6 with no splicing effect.
BS2
High AC in GnomAd4 at 297 AD,Unknown gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
CTNNA3NM_013266.4 linkc.33C>T p.Ile11Ile synonymous_variant Exon 2 of 18 ENST00000433211.7 NP_037398.2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
CTNNA3ENST00000433211.7 linkc.33C>T p.Ile11Ile synonymous_variant Exon 2 of 18 1 NM_013266.4 ENSP00000389714.1

Frequencies

GnomAD3 genomes
AF:
0.00195
AC:
296
AN:
152068
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000604
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00190
Gnomad ASJ
AF:
0.00346
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000208
Gnomad FIN
AF:
0.000566
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00328
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.00167
AC:
418
AN:
250874
AF XY:
0.00157
show subpopulations
Gnomad AFR exome
AF:
0.000739
Gnomad AMR exome
AF:
0.000899
Gnomad ASJ exome
AF:
0.00248
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.000832
Gnomad NFE exome
AF:
0.00280
Gnomad OTH exome
AF:
0.00196
GnomAD4 exome
AF:
0.00289
AC:
4218
AN:
1461014
Hom.:
6
Cov.:
30
AF XY:
0.00281
AC XY:
2042
AN XY:
726822
show subpopulations
African (AFR)
AF:
0.000747
AC:
25
AN:
33448
American (AMR)
AF:
0.00103
AC:
46
AN:
44700
Ashkenazi Jewish (ASJ)
AF:
0.00291
AC:
76
AN:
26112
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39674
South Asian (SAS)
AF:
0.0000464
AC:
4
AN:
86200
European-Finnish (FIN)
AF:
0.000750
AC:
40
AN:
53354
Middle Eastern (MID)
AF:
0.000694
AC:
4
AN:
5766
European-Non Finnish (NFE)
AF:
0.00345
AC:
3838
AN:
1111398
Other (OTH)
AF:
0.00306
AC:
185
AN:
60362
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.457
Heterozygous variant carriers
0
199
398
598
797
996
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Exome Hom
Variant carriers
0
142
284
426
568
710
<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:
0.00195
AC:
297
AN:
152186
Hom.:
1
Cov.:
32
AF XY:
0.00176
AC XY:
131
AN XY:
74418
show subpopulations
African (AFR)
AF:
0.000602
AC:
25
AN:
41532
American (AMR)
AF:
0.00190
AC:
29
AN:
15274
Ashkenazi Jewish (ASJ)
AF:
0.00346
AC:
12
AN:
3470
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5184
South Asian (SAS)
AF:
0.000415
AC:
2
AN:
4814
European-Finnish (FIN)
AF:
0.000566
AC:
6
AN:
10594
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
294
European-Non Finnish (NFE)
AF:
0.00328
AC:
223
AN:
68002
Other (OTH)
AF:
0.00
AC:
0
AN:
2110
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.498
Heterozygous variant carriers
0
14
29
43
58
72
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Variant carriers
0
4
8
12
16
20
<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:
0.00179
Hom.:
0
Bravo
AF:
0.00209
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.00360
EpiControl
AF:
0.00208

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:9
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:4
-
Clinical Genetics, Academic Medical Center
Significance:Benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

-
Joint Genome Diagnostic Labs from Nijmegen and Maastricht, Radboudumc and MUMC+
Significance:Benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

Feb 11, 2022
Ambry Genetics
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Oct 29, 2023
Women's Health and Genetics/Laboratory Corporation of America, LabCorp
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

not provided Benign:4
-
Clinical Genetics DNA and cytogenetics Diagnostics Lab, Erasmus MC, Erasmus Medical Center
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

Jan 05, 2021
GeneDx
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

-
Diagnostic Laboratory, Department of Genetics, University Medical Center Groningen
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

Nov 01, 2024
CeGaT Center for Human Genetics Tuebingen
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

CTNNA3: BP4, BP7 -

Arrhythmogenic right ventricular dysplasia 13 Benign:1
Jan 31, 2025
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.75
CADD
Benign
0.88
DANN
Benign
0.77
PhyloP100
-0.60
Mutation Taster
=100/0
polymorphism

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

Other links and lift over

dbSNP: rs61735044; hg19: chr10-69407239; API