14-23390401-C-T

Variant summary

Our verdict is Benign. The variant received -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_002471.4(MYH6):​c.3388G>A​(p.Ala1130Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.114 in 1,609,018 control chromosomes in the GnomAD database, including 7,777 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A1130S) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.089 ( 591 hom., cov: 31)
Exomes 𝑓: 0.12 ( 7186 hom. )

Consequence

MYH6
NM_002471.4 missense

Scores

4
14

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:12

Conservation

PhyloP100: 0.899

Publications

24 publications found
Variant links:
Genes affected
MYH6 (HGNC:7576): (myosin heavy chain 6) Cardiac muscle myosin is a hexamer consisting of two heavy chain subunits, two light chain subunits, and two regulatory subunits. This gene encodes the alpha heavy chain subunit of cardiac myosin. The gene is located approximately 4kb downstream of the gene encoding the beta heavy chain subunit of cardiac myosin. Mutations in this gene cause familial hypertrophic cardiomyopathy and atrial septal defect 3. [provided by RefSeq, Feb 2017]
MYH6 Gene-Disease associations (from GenCC):
  • hypertrophic cardiomyopathy 14
    Inheritance: AD Classification: STRONG, LIMITED Submitted by: Labcorp Genetics (formerly Invitae), PanelApp Australia, Laboratory for Molecular Medicine
  • Keppen-Lubinsky syndrome
    Inheritance: AD Classification: MODERATE Submitted by: Illumina
  • familial isolated dilated cardiomyopathy
    Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
  • atrial septal defect 3
    Inheritance: AD Classification: LIMITED Submitted by: G2P
  • dilated cardiomyopathy
    Inheritance: AD Classification: LIMITED Submitted by: ClinGen
  • hypertrophic cardiomyopathy
    Inheritance: AD Classification: LIMITED Submitted by: ClinGen

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -20 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0033628345).
BP6
Variant 14-23390401-C-T is Benign according to our data. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23390401-C-T is described in CliVar as Benign. Clinvar id is 44483.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.121 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
MYH6NM_002471.4 linkc.3388G>A p.Ala1130Thr missense_variant Exon 26 of 39 ENST00000405093.9 NP_002462.2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
MYH6ENST00000405093.9 linkc.3388G>A p.Ala1130Thr missense_variant Exon 26 of 39 5 NM_002471.4 ENSP00000386041.3 P13533

Frequencies

GnomAD3 genomes
AF:
0.0887
AC:
13458
AN:
151666
Hom.:
588
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0260
Gnomad AMI
AF:
0.0692
Gnomad AMR
AF:
0.109
Gnomad ASJ
AF:
0.0952
Gnomad EAS
AF:
0.0714
Gnomad SAS
AF:
0.0686
Gnomad FIN
AF:
0.0916
Gnomad MID
AF:
0.136
Gnomad NFE
AF:
0.124
Gnomad OTH
AF:
0.113
GnomAD2 exomes
AF:
0.0947
AC:
23065
AN:
243682
AF XY:
0.0958
show subpopulations
Gnomad AFR exome
AF:
0.0216
Gnomad AMR exome
AF:
0.0950
Gnomad ASJ exome
AF:
0.0879
Gnomad EAS exome
AF:
0.0671
Gnomad FIN exome
AF:
0.0819
Gnomad NFE exome
AF:
0.119
Gnomad OTH exome
AF:
0.109
GnomAD4 exome
AF:
0.117
AC:
170393
AN:
1457236
Hom.:
7186
Cov.:
37
AF XY:
0.115
AC XY:
83702
AN XY:
724798
show subpopulations
African (AFR)
AF:
0.0221
AC:
737
AN:
33382
American (AMR)
AF:
0.0976
AC:
4339
AN:
44470
Ashkenazi Jewish (ASJ)
AF:
0.0937
AC:
2444
AN:
26076
East Asian (EAS)
AF:
0.0752
AC:
2976
AN:
39568
South Asian (SAS)
AF:
0.0668
AC:
5743
AN:
85986
European-Finnish (FIN)
AF:
0.0806
AC:
4133
AN:
51258
Middle Eastern (MID)
AF:
0.109
AC:
617
AN:
5650
European-Non Finnish (NFE)
AF:
0.129
AC:
143357
AN:
1110588
Other (OTH)
AF:
0.100
AC:
6047
AN:
60258
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.465
Heterozygous variant carriers
0
9032
18064
27096
36128
45160
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Exome Hom
Variant carriers
0
5296
10592
15888
21184
26480
<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:
0.0887
AC:
13467
AN:
151782
Hom.:
591
Cov.:
31
AF XY:
0.0861
AC XY:
6389
AN XY:
74212
show subpopulations
African (AFR)
AF:
0.0259
AC:
1073
AN:
41458
American (AMR)
AF:
0.109
AC:
1664
AN:
15220
Ashkenazi Jewish (ASJ)
AF:
0.0952
AC:
330
AN:
3468
East Asian (EAS)
AF:
0.0712
AC:
368
AN:
5172
South Asian (SAS)
AF:
0.0695
AC:
333
AN:
4790
European-Finnish (FIN)
AF:
0.0916
AC:
968
AN:
10566
Middle Eastern (MID)
AF:
0.126
AC:
37
AN:
294
European-Non Finnish (NFE)
AF:
0.124
AC:
8382
AN:
67808
Other (OTH)
AF:
0.119
AC:
249
AN:
2096
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.487
Heterozygous variant carriers
0
563
1125
1688
2250
2813
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
Variant carriers
0
158
316
474
632
790
<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:
0.111
Hom.:
1275
Bravo
AF:
0.0906
TwinsUK
AF:
0.138
AC:
513
ALSPAC
AF:
0.129
AC:
499
ExAC
AF:
0.0910
AC:
11012
Asia WGS
AF:
0.0760
AC:
263
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:12
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:6
-
Clinical Genetics DNA and cytogenetics Diagnostics Lab, Erasmus MC, Erasmus Medical Center
Significance:Benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

-
Clinical Genetics, Academic Medical Center
Significance:Benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

Sep 30, 2011
Laboratory for Molecular Medicine, Mass General Brigham Personalized Medicine
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

Benign based on high population frequency (rs28730771) -

-
PreventionGenetics, part of Exact Sciences
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Jun 24, 2013
Biesecker Lab/Clinical Genomics Section, National Institutes of Health
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:research

- -

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

- -

not provided Benign:3
-
Breakthrough Genomics, Breakthrough Genomics
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:not provided

- -

Mar 03, 2015
GeneDx
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Nov 21, 2024
ARUP Laboratories, Molecular Genetics and Genomics, ARUP Laboratories
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Hypertrophic cardiomyopathy 14 Benign:1
Feb 03, 2025
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Cardiomyopathy Benign:1
Nov 16, 2015
CHEO Genetics Diagnostic Laboratory, Children's Hospital of Eastern Ontario
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Cardiovascular phenotype Benign:1
Jul 15, 2015
Ambry Genetics
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This alteration is classified as 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. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.45
T
BayesDel_noAF
Benign
-0.30
CADD
Uncertain
24
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.44
T;T
Eigen
Benign
0.12
Eigen_PC
Benign
0.050
FATHMM_MKL
Benign
0.64
D
LIST_S2
Benign
0.46
T;.
MetaRNN
Benign
0.0034
T;T
MetaSVM
Benign
-0.88
T
MutationAssessor
Benign
2.0
M;M
PhyloP100
0.90
PrimateAI
Uncertain
0.62
T
PROVEAN
Benign
-1.4
N;N
REVEL
Uncertain
0.40
Sift
Benign
0.33
T;T
Sift4G
Benign
0.12
T;T
Polyphen
0.89
P;P
Vest4
0.47
MPC
2.8
ClinPred
0.037
T
GERP RS
3.4
Varity_R
0.033
gMVP
0.52
Mutation Taster
=86/14
polymorphism (auto)

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: rs28730771; hg19: chr14-23859610; COSMIC: COSV62447907; COSMIC: COSV62447907; API