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rs193920976

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_181808.4(POLN):c.2267G>A(p.Arg756Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000118 in 1,614,032 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (no stars).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000010 ( 0 hom. )

Consequence

POLN
NM_181808.4 missense

Scores

1
11
7

Clinical Significance

Uncertain significance no assertion criteria provided U:1

Conservation

PhyloP100: 1.63
Variant links:
Genes affected
POLN (HGNC:18870): (DNA polymerase nu) This gene encodes a DNA polymerase type-A family member. The encoded protein plays a role in DNA repair and homologous recombination. This gene shares its 5' exons with some transcripts from overlapping GeneID: 79441, which encodes an augmentin-like protein complex subunit. [provided by RefSeq, Dec 2014]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
POLNNM_181808.4 linkuse as main transcriptc.2267G>A p.Arg756Gln missense_variant 22/26 ENST00000511885.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
POLNENST00000511885.6 linkuse as main transcriptc.2267G>A p.Arg756Gln missense_variant 22/265 NM_181808.4 P1Q7Z5Q5-1

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152162
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000385
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:
0.0000199
AC:
5
AN:
251470
Hom.:
0
AF XY:
0.0000368
AC XY:
5
AN XY:
135912
show subpopulations
Gnomad AFR exome
AF:
0.000123
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000879
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000103
AC:
15
AN:
1461870
Hom.:
0
Cov.:
31
AF XY:
0.0000124
AC XY:
9
AN XY:
727230
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000464
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000809
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152162
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74334
show subpopulations
Gnomad4 AFR
AF:
0.0000483
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000385
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000264
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000330
AC:
4
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Malignant tumor of prostate Uncertain:1
Uncertain significance, no assertion criteria providedliterature onlyScience for Life laboratory, Karolinska Institutet-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.10
BayesDel_addAF
Benign
-0.019
T
BayesDel_noAF
Uncertain
-0.080
Cadd
Benign
21
Dann
Uncertain
0.98
DEOGEN2
Uncertain
0.48
T;T
Eigen
Benign
0.042
Eigen_PC
Benign
-0.025
FATHMM_MKL
Uncertain
0.78
D
LIST_S2
Benign
0.82
T;.
M_CAP
Uncertain
0.24
D
MetaRNN
Uncertain
0.59
D;D
MetaSVM
Pathogenic
1.0
D
MutationAssessor
Uncertain
2.6
M;M
MutationTaster
Benign
0.92
D;D
PrimateAI
Uncertain
0.54
T
PROVEAN
Uncertain
-3.2
D;D
REVEL
Uncertain
0.58
Sift
Benign
0.052
T;T
Sift4G
Uncertain
0.0080
D;D
Polyphen
0.24
B;B
Vest4
0.44
MVP
0.81
MPC
0.31
ClinPred
0.89
D
GERP RS
3.5
Varity_R
0.68
gMVP
0.67

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: rs193920976; hg19: chr4-2083401; COSMIC: COSV67024190; COSMIC: COSV67024190; API