rs104895305

Variant summary

Our verdict is Likely pathogenic. Variant got 7 ACMG points: 7P and 0B. PM2PP3_StrongPP5

The ENST00000228510.8(MVK):​c.925G>A​(p.Gly309Ser) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000547 in 1,461,884 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Likely pathogenic (no stars). Synonymous variant affecting the same amino acid position (i.e. G309G) has been classified as Likely benign.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000055 ( 0 hom. )

Consequence

MVK
ENST00000228510.8 missense

Scores

15
2
2

Clinical Significance

Pathogenic/Likely pathogenic no assertion criteria provided P:2O:1

Conservation

PhyloP100: 8.76
Variant links:
Genes affected
MVK (HGNC:7530): (mevalonate kinase) This gene encodes the peroxisomal enzyme mevalonate kinase. Mevalonate is a key intermediate, and mevalonate kinase a key early enzyme, in isoprenoid and sterol synthesis. Mevalonate kinase deficiency caused by mutation of this gene results in mevalonic aciduria, a disease characterized psychomotor retardation, failure to thrive, hepatosplenomegaly, anemia and recurrent febrile crises. Defects in this gene also cause hyperimmunoglobulinaemia D and periodic fever syndrome, a disorder characterized by recurrent episodes of fever associated with lymphadenopathy, arthralgia, gastrointestinal dismay and skin rash. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2014]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 7 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.987
PP5
Variant 12-109595067-G-A is Pathogenic according to our data. Variant chr12-109595067-G-A is described in ClinVar as [Likely_pathogenic]. Clinvar id is 97637.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr12-109595067-G-A is described in Lovd as [Pathogenic]. Variant chr12-109595067-G-A is described in Lovd as [Likely_pathogenic].

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MVKNM_000431.4 linkuse as main transcriptc.925G>A p.Gly309Ser missense_variant 10/11 ENST00000228510.8 NP_000422.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MVKENST00000228510.8 linkuse as main transcriptc.925G>A p.Gly309Ser missense_variant 10/111 NM_000431.4 ENSP00000228510 P1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000796
AC:
2
AN:
251388
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135884
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:
0.00
Gnomad FIN exome
AF:
0.0000462
Gnomad NFE exome
AF:
0.00000880
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000547
AC:
8
AN:
1461884
Hom.:
0
Cov.:
32
AF XY:
0.00000688
AC XY:
5
AN XY:
727246
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:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000629
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Alfa
AF:
0.0000688
Hom.:
0
Bravo
AF:
0.00000756
ExAC
AF:
0.00000824
AC:
1

ClinVar

Significance: Pathogenic/Likely pathogenic
Submissions summary: Pathogenic:2Other:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

not provided Pathogenic:2
Pathogenic, no assertion criteria providedclinical testingGenome Diagnostics Laboratory, University Medical Center Utrecht-- -
Likely pathogenic, no assertion criteria providedclinical testingJoint Genome Diagnostic Labs from Nijmegen and Maastricht, Radboudumc and MUMC+-- -
Hyperimmunoglobulin D with periodic fever Other:1
not provided, no classification providedliterature onlyUnité médicale des maladies autoinflammatoires, CHRU Montpellier-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.27
BayesDel_addAF
Pathogenic
0.56
D
BayesDel_noAF
Pathogenic
0.57
CADD
Pathogenic
31
DANN
Pathogenic
1.0
DEOGEN2
Pathogenic
0.82
.;D;D;D;D
Eigen
Pathogenic
0.77
Eigen_PC
Uncertain
0.61
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Pathogenic
0.98
D;.;.;D;D
M_CAP
Pathogenic
0.52
D
MetaRNN
Pathogenic
0.99
D;D;D;D;D
MetaSVM
Pathogenic
1.0
D
MutationAssessor
Pathogenic
3.6
.;H;.;.;H
MutationTaster
Benign
1.0
D;D;D;D;D;D
PrimateAI
Uncertain
0.66
T
PROVEAN
Pathogenic
-6.0
D;D;D;.;.
REVEL
Pathogenic
0.91
Sift
Pathogenic
0.0
D;D;D;.;.
Sift4G
Pathogenic
0.0
D;D;D;D;D
Polyphen
1.0
.;D;D;D;D
Vest4
0.86
MutPred
0.96
.;Gain of disorder (P = 0.1081);.;.;Gain of disorder (P = 0.1081);
MVP
0.99
MPC
1.1
ClinPred
1.0
D
GERP RS
4.5
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.85
gMVP
0.93

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.040
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: rs104895305; hg19: chr12-110032872; API