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GeneBe

chr1-154926398-G-A

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 0P and 1B. BS2_Supporting

The NM_006556.4(PMVK):​c.398C>T​(p.Ala133Val) variant causes a missense change. The variant allele was found at a frequency of 0.0000124 in 1,613,594 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000012 ( 0 hom. )

Consequence

PMVK
NM_006556.4 missense

Scores

15
4

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.71
Variant links:
Genes affected
PMVK (HGNC:9141): (phosphomevalonate kinase) This gene encodes a peroxisomal enzyme that is a member of the galactokinase, homoserine kinase, mevalonate kinase, and phosphomevalonate kinase (GHMP) family of ATP-dependent enzymes. The encoded protein catalyzes the conversion of mevalonate 5-phosphate to mevalonate 5-diphosphate, which is the fifth step in the mevalonate pathway of isoprenoid biosynthesis. Mutations in this gene are linked to certain types of porokeratosis including disseminated superficial porokeratosis. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2017]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

BS2
High AC in GnomAdExome4 at 17 AD gene. Variant has AC lower than other variant known as pathogenic in the gene, so the strength is limited to Supporting.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PMVKNM_006556.4 linkuse as main transcriptc.398C>T p.Ala133Val missense_variant 4/5 ENST00000368467.4
PMVKNM_001323011.3 linkuse as main transcriptc.356C>T p.Ala119Val missense_variant 4/5
PMVKNM_001323012.3 linkuse as main transcriptc.173C>T p.Ala58Val missense_variant 4/5
PMVKNM_001348696.2 linkuse as main transcriptc.173C>T p.Ala58Val missense_variant 4/5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PMVKENST00000368467.4 linkuse as main transcriptc.398C>T p.Ala133Val missense_variant 4/51 NM_006556.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152164
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000724
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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
GnomAD3 exomes
AF:
0.0000160
AC:
4
AN:
250770
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135634
show subpopulations
Gnomad AFR exome
AF:
0.0000616
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:
0.00
Gnomad NFE exome
AF:
0.0000264
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000116
AC:
17
AN:
1461430
Hom.:
0
Cov.:
31
AF XY:
0.0000110
AC XY:
8
AN XY:
727046
show subpopulations
Gnomad4 AFR exome
AF:
0.0000597
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000117
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152164
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74340
show subpopulations
Gnomad4 AFR
AF:
0.0000724
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000756
ExAC
AF:
0.0000247
AC:
3
EpiCase
AF:
0.000109
EpiControl
AF:
0.00

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

PMVK-associated autoinflammatory disorder Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingKasturba Medical College, Manipal, Kasturba Medical College, Manipal, Manipal Academy of Higher Education, Manipal, India-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.44
BayesDel_addAF
Uncertain
0.046
T
BayesDel_noAF
Uncertain
0.010
CADD
Uncertain
23
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.56
D
Eigen
Uncertain
0.46
Eigen_PC
Uncertain
0.43
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Uncertain
0.87
D
M_CAP
Benign
0.021
T
MetaRNN
Uncertain
0.74
D
MetaSVM
Benign
-0.87
T
MutationAssessor
Uncertain
2.3
M
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.50
T
PROVEAN
Uncertain
-3.6
D
REVEL
Benign
0.23
Sift
Uncertain
0.0050
D
Sift4G
Uncertain
0.0080
D
Polyphen
0.99
D
Vest4
0.82
MutPred
0.32
Gain of sheet (P = 0.039);
MVP
0.69
MPC
0.70
ClinPred
0.84
D
GERP RS
4.6
Varity_R
0.52
gMVP
0.83

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

LitVar

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

Other links and lift over

dbSNP: rs779946272; hg19: chr1-154898874; API