rs1027792397

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_000540.3(RYR1):​c.12907C>G​(p.Arg4303Gly) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000708 in 989,278 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R4303W) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000034 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000024 ( 0 hom. )

Consequence

RYR1
NM_000540.3 missense

Scores

2
3
12

Clinical Significance

Uncertain significance criteria provided, multiple submitters, no conflicts U:4

Conservation

PhyloP100: 0.372

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 -2 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.22410408).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_000540.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
RYR1
NM_000540.3
MANE Select
c.12907C>Gp.Arg4303Gly
missense
Exon 91 of 106NP_000531.2
RYR1
NM_001042723.2
c.12892C>Gp.Arg4298Gly
missense
Exon 90 of 105NP_001036188.1

Ensembl Transcripts

Selected
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
RYR1
ENST00000359596.8
TSL:5 MANE Select
c.12907C>Gp.Arg4303Gly
missense
Exon 91 of 106ENSP00000352608.2
RYR1
ENST00000355481.8
TSL:1
c.12892C>Gp.Arg4298Gly
missense
Exon 90 of 105ENSP00000347667.3
RYR1
ENST00000594335.6
TSL:1
n.*3617C>G
non_coding_transcript_exon
Exon 88 of 103ENSP00000470927.2

Frequencies

GnomAD3 genomes
AF:
0.0000342
AC:
5
AN:
146082
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000981
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000680
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:
0.00
GnomAD4 exome
AF:
0.00000237
AC:
2
AN:
843196
Hom.:
0
Cov.:
30
AF XY:
0.00000256
AC XY:
1
AN XY:
390564
show subpopulations
African (AFR)
AF:
0.0000627
AC:
1
AN:
15946
American (AMR)
AF:
0.00
AC:
0
AN:
1354
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
5356
East Asian (EAS)
AF:
0.00
AC:
0
AN:
3934
South Asian (SAS)
AF:
0.00
AC:
0
AN:
17380
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
1284
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
1642
European-Non Finnish (NFE)
AF:
0.00000130
AC:
1
AN:
768436
Other (OTH)
AF:
0.00
AC:
0
AN:
27864
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.425
Heterozygous variant carriers
0
0
1
1
2
2
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:
0.0000342
AC:
5
AN:
146082
Hom.:
0
Cov.:
32
AF XY:
0.0000422
AC XY:
3
AN XY:
71048
show subpopulations
African (AFR)
AF:
0.0000981
AC:
4
AN:
40754
American (AMR)
AF:
0.0000680
AC:
1
AN:
14702
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3390
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5104
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4796
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
8358
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
310
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
65750
Other (OTH)
AF:
0.00
AC:
0
AN:
2010
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.515
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:
0.00
Hom.:
0
Bravo
AF:
0.0000718

ClinVar

ClinVar submissions as Germline

Significance:Uncertain significance
Revision:criteria provided, multiple submitters, no conflicts
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
2
-
RYR1-related disorder (2)
-
1
-
Inborn genetic diseases (1)
-
1
-
not provided (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.057
BayesDel_addAF
Uncertain
0.029
T
BayesDel_noAF
Benign
-0.20
CADD
Benign
14
DANN
Benign
0.69
DEOGEN2
Uncertain
0.42
T
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.2
FATHMM_MKL
Benign
0.034
N
LIST_S2
Benign
0.44
T
M_CAP
Pathogenic
0.99
D
MetaRNN
Benign
0.22
T
MetaSVM
Uncertain
-0.18
T
MutationAssessor
Benign
-0.69
N
PhyloP100
0.37
PrimateAI
Pathogenic
0.87
D
PROVEAN
Benign
-1.5
N
REVEL
Benign
0.22
Sift
Benign
0.48
T
Polyphen
0.051
B
Vest4
0.29
MutPred
0.44
Loss of methylation at R4303 (P = 0.003)
MVP
0.84
MPC
0.74
ClinPred
0.16
T
GERP RS
-0.21
PromoterAI
0.056
Neutral
Varity_R
0.064
gMVP
0.25
Mutation Taster
=88/12
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: rs1027792397; hg19: chr19-39055881; API