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GeneBe

4-184659403-A-G

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_152683.4(PRIMPOL):ā€‹c.244A>Gā€‹(p.Thr82Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00497 in 1,613,878 control chromosomes in the GnomAD database, including 345 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (ā˜…).

Frequency

Genomes: š‘“ 0.026 ( 175 hom., cov: 32)
Exomes š‘“: 0.0028 ( 170 hom. )

Consequence

PRIMPOL
NM_152683.4 missense

Scores

1
5
11

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.02
Variant links:
Genes affected
PRIMPOL (HGNC:26575): (primase and DNA directed polymerase) This gene encodes a DNA primase-polymerase that belongs to a superfamily of archaeao-eukaryotic primases. Members of this family have primase activity, catalyzing the synthesis of short RNA primers that serve as starting points for DNA synthesis, as well as DNA polymerase activity. The encoded protein facilitates DNA damage tolerance by mediating uninterrupted fork progression after UV irradiation and reinitiating DNA synthesis. An allelic variant in this gene is associated with myopia 22. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Sep 2016]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0032479465).
BP6
Variant 4-184659403-A-G is Benign according to our data. Variant chr4-184659403-A-G is described in ClinVar as [Benign]. Clinvar id is 785110.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0868 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PRIMPOLNM_152683.4 linkuse as main transcriptc.244A>G p.Thr82Ala missense_variant 4/14 ENST00000314970.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PRIMPOLENST00000314970.11 linkuse as main transcriptc.244A>G p.Thr82Ala missense_variant 4/141 NM_152683.4 P4Q96LW4-1

Frequencies

GnomAD3 genomes
AF:
0.0257
AC:
3905
AN:
152198
Hom.:
175
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0892
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00877
Gnomad ASJ
AF:
0.00173
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.0127
Gnomad NFE
AF:
0.000309
Gnomad OTH
AF:
0.0201
GnomAD3 exomes
AF:
0.00724
AC:
1821
AN:
251410
Hom.:
79
AF XY:
0.00548
AC XY:
744
AN XY:
135872
show subpopulations
Gnomad AFR exome
AF:
0.0960
Gnomad AMR exome
AF:
0.00471
Gnomad ASJ exome
AF:
0.00427
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000131
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000299
Gnomad OTH exome
AF:
0.00277
GnomAD4 exome
AF:
0.00281
AC:
4100
AN:
1461562
Hom.:
170
Cov.:
30
AF XY:
0.00246
AC XY:
1792
AN XY:
727114
show subpopulations
Gnomad4 AFR exome
AF:
0.0934
Gnomad4 AMR exome
AF:
0.00479
Gnomad4 ASJ exome
AF:
0.00356
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000220
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000252
Gnomad4 OTH exome
AF:
0.00566
GnomAD4 genome
AF:
0.0257
AC:
3915
AN:
152316
Hom.:
175
Cov.:
32
AF XY:
0.0249
AC XY:
1851
AN XY:
74482
show subpopulations
Gnomad4 AFR
AF:
0.0892
Gnomad4 AMR
AF:
0.00876
Gnomad4 ASJ
AF:
0.00173
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000309
Gnomad4 OTH
AF:
0.0198
Alfa
AF:
0.00474
Hom.:
44
Bravo
AF:
0.0292
TwinsUK
AF:
0.000539
AC:
2
ALSPAC
AF:
0.000519
AC:
2
ESP6500AA
AF:
0.0962
AC:
424
ESP6500EA
AF:
0.000698
AC:
6
ExAC
AF:
0.00903
AC:
1097
Asia WGS
AF:
0.00346
AC:
12
AN:
3478
EpiCase
AF:
0.000327
EpiControl
AF:
0.000652

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeAug 04, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.17
BayesDel_addAF
Benign
-0.49
T
BayesDel_noAF
Benign
-0.41
CADD
Benign
22
DANN
Uncertain
0.99
DEOGEN2
Benign
0.031
T;T;.
Eigen
Uncertain
0.26
Eigen_PC
Uncertain
0.26
FATHMM_MKL
Uncertain
0.89
D
MetaRNN
Benign
0.0032
T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Pathogenic
3.2
M;M;M
MutationTaster
Benign
0.52
D;D;D;D
PrimateAI
Benign
0.36
T
PROVEAN
Benign
-2.2
N;N;N
REVEL
Benign
0.17
Sift
Uncertain
0.016
D;D;D
Sift4G
Benign
0.090
T;T;D
Polyphen
0.93
P;P;.
Vest4
0.46
MVP
0.38
MPC
0.12
ClinPred
0.068
T
GERP RS
4.3
Varity_R
0.27
gMVP
0.57

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: rs74696256; hg19: chr4-185580557; API