12-132638122-T-C

Variant names:

Variant summary

Our verdict is Benign. The variant received -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2

The NM_006231.4(POLE):c.5570A>G(p.Lys1857Arg) variant causes a missense change. The variant allele was found at a frequency of 0.000499 in 1,613,800 control chromosomes in the GnomAD database, including 6 homozygotes. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. K1857M) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0028 ( 4 hom., cov: 32)

Exomes 𝑓: 0.00026 ( 2 hom. )

Consequence

POLE
NM_006231.4 missense

Scores

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:15

Conservation

PhyloP100: 4.19

Publications

8 publications found

Variant links:

Genes affected

POLE (HGNC:9177): (DNA polymerase epsilon, catalytic subunit) This gene encodes the catalytic subunit of DNA polymerase epsilon. The enzyme is involved in DNA repair and chromosomal DNA replication. Mutations in this gene have been associated with colorectal cancer 12 and facial dysmorphism, immunodeficiency, livedo, and short stature. [provided by RefSeq, Sep 2013]

POLE Gene-Disease associations (from GenCC):

POLE-related polyposis and colorectal cancer syndrome
Inheritance: AD Classification: DEFINITIVE Submitted by: ClinGen
colorectal cancer, susceptibility to, 12
Inheritance: AD Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae), Genomics England PanelApp, Ambry Genetics
facial dysmorphism-immunodeficiency-livedo-short stature syndrome
Inheritance: AR Classification: STRONG, MODERATE, SUPPORTIVE Submitted by: Orphanet, Labcorp Genetics (formerly Invitae), Ambry Genetics
intrauterine growth retardation, metaphyseal dysplasia, adrenal hypoplasia congenita, genital anomalies, and immunodeficiency
Inheritance: AR Classification: STRONG Submitted by: G2P
IMAGe syndrome
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
Polymerase proofreading-related adenomatous polyposis
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet

POLE links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -20 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.010029882).

BP6

Variant 12-132638122-T-C is Benign according to our data. Variant chr12-132638122-T-C is described in ClinVar as Benign/Likely_benign. ClinVar VariationId is 221105.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BS1

Variant frequency is greater than expected in population afr. GnomAd4 allele frequency = 0.00283 (430/152104) while in subpopulation AFR AF = 0.0102 (422/41474). AF 95% confidence interval is 0.00937. There are 4 homozygotes in GnomAd4. There are 211 alleles in the male GnomAd4 subpopulation. Median coverage is 32. This position passed quality control check.

BS2

High Homozygotes in GnomAd4 at 4 AR,AD gene

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_006231.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	POLE	NM_006231.4	MANE Select	c.5570A>G	p.Lys1857Arg	missense	Exon 41 of 49	NP_006222.2	Q07864

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
POLE	ENST00000320574.10	TSL:1 MANE Select	c.5570A>G	p.Lys1857Arg	missense	Exon 41 of 49	ENSP00000322570.5	Q07864
POLE	ENST00000535270.5	TSL:1	c.5489A>G	p.Lys1830Arg	missense	Exon 40 of 48	ENSP00000445753.1	F5H1D6
POLE	ENST00000537064.5	TSL:1	n.*5321A>G		non_coding_transcript_exon	Exon 41 of 49	ENSP00000442578.1	F5H7E4

Frequencies

GnomAD3 genomes

AF:

0.00282

AC:

429

AN:

151986

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0102

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000525

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

GnomAD2 exomes

AF:

0.000672

AC:

169

AN:

251314

AF XY:

0.000456

show subpopulations

Gnomad AFR exome

AF:

0.00942

Gnomad AMR exome

AF:

0.000434

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00000880

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.000257

AC:

375

AN:

1461696

Hom.:

Cov.:

AF XY:

0.000206

AC XY:

150

AN XY:

727158

show subpopulations

African (AFR)

AF:

0.00956

AC:

320

AN:

33474

American (AMR)

AF:

0.000514

AC:

AN:

44714

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26130

East Asian (EAS)

AF:

0.00

AC:

AN:

39690

South Asian (SAS)

AF:

0.00

AC:

AN:

86246

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53394

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

8.99e-7

AC:

AN:

1111900

Other (OTH)

AF:

0.000513

AC:

AN:

60380

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.487

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Exome Hom

Variant carriers

100

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.00283

AC:

430

AN:

152104

Hom.:

Cov.:

AF XY:

0.00284

AC XY:

211

AN XY:

74348

show subpopulations

African (AFR)

AF:

0.0102

AC:

422

AN:

41474

American (AMR)

AF:

0.000524

AC:

AN:

15264

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5178

South Asian (SAS)

AF:

0.00

AC:

AN:

4812

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10594

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68002

Other (OTH)

AF:

0.00

AC:

AN:

2104

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.502

Heterozygous variant carriers

106

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.00112

Hom.:

Bravo

AF:

0.00323

ESP6500AA

AF:

0.00908

AC:

ESP6500EA

AF:

0.00

AC:

ExAC

AF:

0.000931

AC:

113

EpiCase

AF:

0.000109

EpiControl

AF:

0.00

ClinVar

ClinVar submissions

Significance:Benign/Likely benign

Revision:criteria provided, multiple submitters, no conflicts

View on ClinVar

Pathogenic

VUS

Benign

Condition

not provided (4)

not specified (4)

Hereditary cancer-predisposing syndrome (3)

Carcinoma of colon (1)

Colorectal cancer, susceptibility to, 12 (1)

Colorectal cancer, susceptibility to, 12;C3554576:Facial dysmorphism-immunodeficiency-livedo-short stature syndrome;C5193036:Intrauterine growth retardation, metaphyseal dysplasia, adrenal hypoplasia congenita, genital anomalies, and immunodeficiency (1)

POLE-related disorder (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.077

BayesDel_addAF

Benign

-0.42

BayesDel_noAF

Benign

-0.37

CADD

Benign

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.13

Eigen

Benign

-0.10

Eigen_PC

Benign

0.11

FATHMM_MKL

Uncertain

0.96

LIST_S2

Benign

0.85

MetaRNN

Benign

0.010

MetaSVM

Benign

-1.1

MutationAssessor

Benign

0.73

PhyloP100

4.2

PrimateAI

Benign

0.45

PROVEAN

Benign

-1.9

REVEL

Benign

0.10

Sift

Benign

0.20

Sift4G

Benign

0.28

Polyphen

0.0030

Vest4

0.15

MVP

0.34

MPC

0.18

ClinPred

0.018

GERP RS

5.7

Varity_R

0.14

gMVP

0.32

Mutation Taster

=83/17

polymorphism

(source)

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over