chr19-38492569-A-G

Variant summary

Our verdict is Likely benign. The variant received -6 ACMG points: 0P and 6B. BP4_StrongBP6BP7

The NM_000540.3(RYR1):​c.6207A>G​(p.Lys2069Lys) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000305 in 1,607,428 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 Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000032 ( 0 hom. )

Consequence

RYR1
NM_000540.3 synonymous

Scores

2

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:3

Conservation

PhyloP100: -0.185

Publications

0 publications found
Variant links:
Genes affected
RYR1 (HGNC:10483): (ryanodine receptor 1) This gene encodes a ryanodine receptor found in skeletal muscle. The encoded protein functions as a calcium release channel in the sarcoplasmic reticulum but also serves to connect the sarcoplasmic reticulum and transverse tubule. Mutations in this gene are associated with malignant hyperthermia susceptibility, central core disease, and minicore myopathy with external ophthalmoplegia. Alternatively spliced transcripts encoding different isoforms have been described. [provided by RefSeq, Jul 2008]
RYR1 Gene-Disease associations (from GenCC):
  • malignant hyperthermia, susceptibility to, 1
    Inheritance: AD Classification: DEFINITIVE, STRONG Submitted by: Labcorp Genetics (formerly Invitae), ClinGen, Genomics England PanelApp, Ambry Genetics
  • congenital multicore myopathy with external ophthalmoplegia
    Inheritance: AR Classification: DEFINITIVE, STRONG Submitted by: G2P, Genomics England PanelApp
  • RYR1-related myopathy
    Inheritance: AR, AD Classification: DEFINITIVE Submitted by: ClinGen
  • central core myopathy
    Inheritance: AD, AR Classification: STRONG, SUPPORTIVE Submitted by: Labcorp Genetics (formerly Invitae), Orphanet, Genomics England PanelApp
  • King-Denborough syndrome
    Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
  • malignant hyperthermia of anesthesia
    Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
  • autosomal recessive centronuclear myopathy
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
  • benign Samaritan congenital myopathy
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
  • congenital myopathy with myasthenic-like onset
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
  • lethal multiple pterygium syndrome
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -6 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.68).
BP6
Variant 19-38492569-A-G is Benign according to our data. Variant chr19-38492569-A-G is described in ClinVar as Conflicting_classifications_of_pathogenicity. ClinVar VariationId is 544393.
BP7
Synonymous conserved (PhyloP=-0.185 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
RYR1NM_000540.3 linkc.6207A>G p.Lys2069Lys synonymous_variant Exon 38 of 106 ENST00000359596.8 NP_000531.2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
RYR1ENST00000359596.8 linkc.6207A>G p.Lys2069Lys synonymous_variant Exon 38 of 106 5 NM_000540.3 ENSP00000352608.2

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
151920
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000279
AC:
7
AN:
251296
AF XY:
0.0000368
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000116
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000176
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.0000316
AC:
46
AN:
1455508
Hom.:
0
Cov.:
34
AF XY:
0.0000331
AC XY:
24
AN XY:
724026
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33256
American (AMR)
AF:
0.000247
AC:
11
AN:
44500
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
25894
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39260
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86196
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
52790
Middle Eastern (MID)
AF:
0.000175
AC:
1
AN:
5728
European-Non Finnish (NFE)
AF:
0.0000280
AC:
31
AN:
1107950
Other (OTH)
AF:
0.0000501
AC:
3
AN:
59934
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.486
Heterozygous variant carriers
0
3
5
8
10
13
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:
0.0000197
AC:
3
AN:
151920
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74244
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41426
American (AMR)
AF:
0.000131
AC:
2
AN:
15252
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3462
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5164
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4812
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10540
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.0000147
AC:
1
AN:
67954
Other (OTH)
AF:
0.00
AC:
0
AN:
2090
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.608
Heterozygous variant carriers
0
1
1
2
2
3
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:
0.0000868
Hom.:
0
Bravo
AF:
0.0000302

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Uncertain:1Benign:3
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

not provided Uncertain:1
Dec 29, 2016
PreventionGenetics, part of Exact Sciences
Significance:Uncertain significance
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

not specified Benign:1
Jul 03, 2017
Genetic Services Laboratory, University of Chicago
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

RYR1-related disorder Benign:1
Nov 08, 2024
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Malignant hyperthermia, susceptibility to, 1 Benign:1
Jul 10, 2024
All of Us Research Program, National Institutes of Health
Significance:Likely 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
-0.68
CADD
Benign
5.8
DANN
Benign
0.69
PhyloP100
-0.18

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.030
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: rs920135778; hg19: chr19-38983209; API