rs281875225

Variant summary

Our verdict is Pathogenic. Variant got 10 ACMG points: 10P and 0B. PM1PM2PM5PP3_ModeratePP5_Moderate

The NM_000082.4(ERCC8):ā€‹c.797A>Gā€‹(p.Asp266Gly) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000031 in 1,613,600 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 Pathogenic (ā˜…). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. D266A) has been classified as Likely pathogenic.

Frequency

Genomes: š‘“ 0.000013 ( 0 hom., cov: 32)
Exomes š‘“: 0.0000021 ( 0 hom. )

Consequence

ERCC8
NM_000082.4 missense

Scores

13
3
3

Clinical Significance

Pathogenic criteria provided, single submitter P:3O:1

Conservation

PhyloP100: 7.48
Variant links:
Genes affected
ERCC8 (HGNC:3439): (ERCC excision repair 8, CSA ubiquitin ligase complex subunit) This gene encodes a WD repeat protein, which interacts with Cockayne syndrome type B (CSB) protein and with p44 protein, a subunit of the RNA polymerase II transcription factor IIH. Mutations in this gene have been identified in patients with hereditary disease Cockayne syndrome (CS). CS cells are abnormally sensitive to ultraviolet radiation and are defective in the repair of transcriptionally active genes. Several transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Mar 2014]

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ACMG classification

Classification made for transcript

Verdict is Pathogenic. Variant got 10 ACMG points.

PM1
In a repeat WD 5 (size 39) in uniprot entity ERCC8_HUMAN there are 5 pathogenic changes around while only 0 benign (100%) in NM_000082.4
PM2
Very rare variant in population databases, with high coverage;
PM5
Other missense variant is known to change same aminoacid residue: Variant chr5-60898322-T-G is described in ClinVar as [Likely_pathogenic]. Clinvar id is 973767.Status of the report is criteria_provided_single_submitter, 1 stars.
PP3
Splicing scoreres supports a deletorius effect: Scorers claiming Pathogenic: max_spliceai. No scorers claiming Uncertain. No scorers claiming Benign.
PP5
Variant 5-60898322-T-C is Pathogenic according to our data. Variant chr5-60898322-T-C is described in ClinVar as [Pathogenic]. Clinvar id is 68756.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr5-60898322-T-C is described in Lovd as [Pathogenic]. Variant chr5-60898322-T-C is described in Lovd as [Likely_pathogenic].

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ERCC8NM_000082.4 linkuse as main transcriptc.797A>G p.Asp266Gly missense_variant 9/12 ENST00000676185.1
ERCC8NM_001007233.3 linkuse as main transcriptc.623A>G p.Asp208Gly missense_variant 10/13
ERCC8NM_001290285.2 linkuse as main transcriptc.338A>G p.Asp113Gly missense_variant 8/11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ERCC8ENST00000676185.1 linkuse as main transcriptc.797A>G p.Asp266Gly missense_variant 9/12 NM_000082.4 P1Q13216-1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152210
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000796
AC:
2
AN:
251254
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135820
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:
0.00
Gnomad NFE exome
AF:
0.0000176
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000205
AC:
3
AN:
1461390
Hom.:
0
Cov.:
31
AF XY:
0.00000413
AC XY:
3
AN XY:
726996
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000270
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152210
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74370
show subpopulations
Gnomad4 AFR
AF:
0.00
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:
0.0000294
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000142
Hom.:
0
Bravo
AF:
0.0000113
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.00000824
AC:
1

ClinVar

Significance: Pathogenic
Submissions summary: Pathogenic:3Other:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Pathogenic:2Other:1
Pathogenic, no assertion criteria providedclinical testingGenome Diagnostics Laboratory, Amsterdam University Medical Center-- -
not provided, no classification providedliterature onlyUniProtKB/Swiss-Prot-- -
Likely pathogenic, no assertion criteria providedclinical testingClinical Genetics DNA and cytogenetics Diagnostics Lab, Erasmus MC, Erasmus Medical Center-- -
Inborn genetic diseases Pathogenic:1
Pathogenic, criteria provided, single submitterclinical testingAmbry GeneticsDec 14, 2015- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.98
BayesDel_addAF
Pathogenic
0.44
D
BayesDel_noAF
Pathogenic
0.41
CADD
Pathogenic
35
DANN
Uncertain
1.0
DEOGEN2
Benign
0.32
T
Eigen
Pathogenic
0.89
Eigen_PC
Pathogenic
0.80
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.95
D
M_CAP
Pathogenic
0.36
D
MetaRNN
Pathogenic
0.98
D
MetaSVM
Pathogenic
0.98
D
MutationAssessor
Pathogenic
3.5
H
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.68
T
PROVEAN
Pathogenic
-6.3
D
REVEL
Pathogenic
0.94
Sift
Benign
0.059
T
Sift4G
Pathogenic
0.0
D
Polyphen
1.0
D
Vest4
0.99
MVP
0.98
MPC
0.39
ClinPred
0.99
D
GERP RS
5.0
Varity_R
0.96
gMVP
0.85

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.89
Details are displayed if max score is > 0.2
DS_DG_spliceai
0.89
Position offset: 1
DS_DL_spliceai
0.23
Position offset: -46

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: rs281875225; hg19: chr5-60194149; API