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GeneBe

rs746348043

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PP2PP3_Moderate

The NM_000540.3(RYR1):c.7742C>G(p.Ser2581Cys) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000434 in 1,613,110 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. S2581F) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 29)
Exomes 𝑓: 0.0000041 ( 0 hom. )

Consequence

RYR1
NM_000540.3 missense

Scores

6
8
3

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 7.85
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]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PP2
Missense variant where missense usually causes diseases, RYR1
PP3
MetaRNN computational evidence supports a deleterious effect, 0.901

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RYR1NM_000540.3 linkuse as main transcriptc.7742C>G p.Ser2581Cys missense_variant 48/106 ENST00000359596.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RYR1ENST00000359596.8 linkuse as main transcriptc.7742C>G p.Ser2581Cys missense_variant 48/1065 NM_000540.3 A2P21817-1
RYR1ENST00000355481.8 linkuse as main transcriptc.7742C>G p.Ser2581Cys missense_variant 48/1051 P4P21817-2
RYR1ENST00000594335.5 linkuse as main transcriptc.1196C>G p.Ser399Cys missense_variant, NMD_transcript_variant 9/491
RYR1ENST00000599547.6 linkuse as main transcriptc.7742C>G p.Ser2581Cys missense_variant, NMD_transcript_variant 48/802

Frequencies

GnomAD3 genomes
AF:
0.00000659
AC:
1
AN:
151854
Hom.:
0
Cov.:
29
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000209
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000798
AC:
2
AN:
250516
Hom.:
0
AF XY:
0.00000737
AC XY:
1
AN XY:
135650
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000654
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000411
AC:
6
AN:
1461138
Hom.:
0
Cov.:
36
AF XY:
0.00000688
AC XY:
5
AN XY:
726892
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000580
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
151972
Hom.:
0
Cov.:
29
AF XY:
0.00
AC XY:
0
AN XY:
74264
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000209
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.75
BayesDel_addAF
Uncertain
0.086
D
BayesDel_noAF
Uncertain
0.070
Cadd
Pathogenic
26
Dann
Benign
0.93
Eigen
Uncertain
0.62
Eigen_PC
Uncertain
0.54
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Uncertain
0.94
D;D
M_CAP
Pathogenic
0.79
D
MetaRNN
Pathogenic
0.90
D;D
MetaSVM
Pathogenic
0.91
D
MutationAssessor
Benign
1.8
L;L
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.76
T
PROVEAN
Pathogenic
-4.5
D;D
REVEL
Pathogenic
0.83
Sift
Uncertain
0.0010
D;D
Polyphen
1.0
D;D
Vest4
0.80
MutPred
0.41
Loss of helix (P = 0.0558);Loss of helix (P = 0.0558);
MVP
1.0
MPC
0.48
ClinPred
0.68
D
GERP RS
3.9
Varity_R
0.57
gMVP
0.60

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.050
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs746348043; hg19: chr19-38993274; API