rs373908250

Variant summary

Our verdict is Benign. The variant received -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_002471.4(MYH6):​c.5661+9A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000385 in 1,608,676 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 Likely benign (★★).

Frequency

Genomes: 𝑓 0.000053 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000037 ( 0 hom. )

Consequence

MYH6
NM_002471.4 intron

Scores

2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 0.222

Publications

0 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 -16 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.81).
BP6
Variant 14-23383216-T-C is Benign according to our data. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr14-23383216-T-C is described in CliVar as Likely_benign. Clinvar id is 414327.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High AC in GnomAd4 at 8 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
MYH6NM_002471.4 linkc.5661+9A>G intron_variant Intron 37 of 38 ENST00000405093.9 NP_002462.2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
MYH6ENST00000405093.9 linkc.5661+9A>G intron_variant Intron 37 of 38 5 NM_002471.4 ENSP00000386041.3 P13533
MYH6ENST00000651452.1 linkn.888+9A>G intron_variant Intron 1 of 2

Frequencies

GnomAD3 genomes
AF:
0.0000527
AC:
8
AN:
151710
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000198
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:
0.0000735
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000836
AC:
21
AN:
251342
AF XY:
0.0000883
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000434
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000440
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.0000371
AC:
54
AN:
1456850
Hom.:
0
Cov.:
33
AF XY:
0.0000345
AC XY:
25
AN XY:
724904
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33328
American (AMR)
AF:
0.000537
AC:
24
AN:
44652
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26068
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39538
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86150
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53238
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
4856
European-Non Finnish (NFE)
AF:
0.0000253
AC:
28
AN:
1108878
Other (OTH)
AF:
0.0000333
AC:
2
AN:
60142
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.469
Heterozygous variant carriers
0
4
8
11
15
19
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:
0.0000527
AC:
8
AN:
151826
Hom.:
0
Cov.:
32
AF XY:
0.0000674
AC XY:
5
AN XY:
74230
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41392
American (AMR)
AF:
0.000198
AC:
3
AN:
15156
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3466
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5154
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4822
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10546
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
294
European-Non Finnish (NFE)
AF:
0.0000736
AC:
5
AN:
67976
Other (OTH)
AF:
0.00
AC:
0
AN:
2110
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.463
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:
0.0000900
Hom.:
0
Bravo
AF:
0.000113
EpiCase
AF:
0.00
EpiControl
AF:
0.000119

ClinVar

Significance: Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Hypertrophic cardiomyopathy 14 Benign:1
Dec 02, 2024
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Dilated cardiomyopathy 1EE;C2750467:Hypertrophic cardiomyopathy 14;C3279790:Atrial septal defect 3;C3279791:Sick sinus syndrome 3, susceptibility to;C3495498:Hypertrophic cardiomyopathy 1 Benign:1
Jul 23, 2021
Fulgent Genetics, Fulgent Genetics
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

MYH6-related disorder Benign:1
Jun 14, 2023
PreventionGenetics, part of Exact Sciences
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.81
CADD
Benign
8.1
DANN
Benign
0.65
PhyloP100
0.22
Mutation Taster
=100/0
polymorphism

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: rs373908250; hg19: chr14-23852425; API