rs2307177

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_StrongBS1BS2

The NM_006297.3(XRCC1):ā€‹c.1727A>Cā€‹(p.Tyr576Ser) variant causes a missense change. The variant allele was found at a frequency of 0.0123 in 1,613,906 control chromosomes in the GnomAD database, including 198 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another nucleotide change resulting in same amino acid change has been previously reported as Likely benignin UniProt. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. Y576N) has been classified as Likely benign.

Frequency

Genomes: š‘“ 0.019 ( 42 hom., cov: 30)
Exomes š‘“: 0.012 ( 156 hom. )

Consequence

XRCC1
NM_006297.3 missense

Scores

2
3
7

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 6.06
Variant links:
Genes affected
XRCC1 (HGNC:12828): (X-ray repair cross complementing 1) The protein encoded by this gene is involved in the efficient repair of DNA single-strand breaks formed by exposure to ionizing radiation and alkylating agents. This protein interacts with DNA ligase III, polymerase beta and poly (ADP-ribose) polymerase to participate in the base excision repair pathway. It may play a role in DNA processing during meiogenesis and recombination in germ cells. A rare microsatellite polymorphism in this gene is associated with cancer in patients of varying radiosensitivity. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.007240653).
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.0195 (2959/152036) while in subpopulation AFR AF= 0.0378 (1567/41428). AF 95% confidence interval is 0.0363. There are 42 homozygotes in gnomad4. There are 1402 alleles in male gnomad4 subpopulation. Median coverage is 30. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 42 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
XRCC1NM_006297.3 linkuse as main transcriptc.1727A>C p.Tyr576Ser missense_variant 16/17 ENST00000262887.10 NP_006288.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
XRCC1ENST00000262887.10 linkuse as main transcriptc.1727A>C p.Tyr576Ser missense_variant 16/171 NM_006297.3 ENSP00000262887 P1
XRCC1ENST00000543982.5 linkuse as main transcriptc.1634A>C p.Tyr545Ser missense_variant 15/162 ENSP00000443671

Frequencies

GnomAD3 genomes
AF:
0.0194
AC:
2954
AN:
151918
Hom.:
42
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.0378
Gnomad AMI
AF:
0.0197
Gnomad AMR
AF:
0.0234
Gnomad ASJ
AF:
0.0144
Gnomad EAS
AF:
0.000387
Gnomad SAS
AF:
0.0147
Gnomad FIN
AF:
0.00113
Gnomad MID
AF:
0.0443
Gnomad NFE
AF:
0.0121
Gnomad OTH
AF:
0.0211
GnomAD3 exomes
AF:
0.0123
AC:
3100
AN:
251426
Hom.:
34
AF XY:
0.0126
AC XY:
1708
AN XY:
135878
show subpopulations
Gnomad AFR exome
AF:
0.0384
Gnomad AMR exome
AF:
0.0117
Gnomad ASJ exome
AF:
0.0186
Gnomad EAS exome
AF:
0.000109
Gnomad SAS exome
AF:
0.0138
Gnomad FIN exome
AF:
0.00111
Gnomad NFE exome
AF:
0.0116
Gnomad OTH exome
AF:
0.0192
GnomAD4 exome
AF:
0.0116
AC:
16921
AN:
1461870
Hom.:
156
Cov.:
34
AF XY:
0.0116
AC XY:
8440
AN XY:
727240
show subpopulations
Gnomad4 AFR exome
AF:
0.0424
Gnomad4 AMR exome
AF:
0.0132
Gnomad4 ASJ exome
AF:
0.0192
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.0148
Gnomad4 FIN exome
AF:
0.00131
Gnomad4 NFE exome
AF:
0.0106
Gnomad4 OTH exome
AF:
0.0157
GnomAD4 genome
AF:
0.0195
AC:
2959
AN:
152036
Hom.:
42
Cov.:
30
AF XY:
0.0189
AC XY:
1402
AN XY:
74312
show subpopulations
Gnomad4 AFR
AF:
0.0378
Gnomad4 AMR
AF:
0.0233
Gnomad4 ASJ
AF:
0.0144
Gnomad4 EAS
AF:
0.000388
Gnomad4 SAS
AF:
0.0148
Gnomad4 FIN
AF:
0.00113
Gnomad4 NFE
AF:
0.0121
Gnomad4 OTH
AF:
0.0209
Alfa
AF:
0.0132
Hom.:
24
Bravo
AF:
0.0225
TwinsUK
AF:
0.00809
AC:
30
ALSPAC
AF:
0.00986
AC:
38
ESP6500AA
AF:
0.0186
AC:
82
ESP6500EA
AF:
0.00767
AC:
66
ExAC
AF:
0.0125
AC:
1514
Asia WGS
AF:
0.00779
AC:
28
AN:
3478
EpiCase
AF:
0.0136
EpiControl
AF:
0.0146

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.51
BayesDel_addAF
Benign
-0.058
T
BayesDel_noAF
Pathogenic
0.17
CADD
Uncertain
25
DANN
Uncertain
0.99
DEOGEN2
Benign
0.023
.;T
Eigen
Benign
-0.22
Eigen_PC
Benign
0.0027
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.86
.;D
MetaRNN
Benign
0.0072
T;T
MutationTaster
Benign
1.0
N;N
Sift4G
Benign
0.11
T;T
Vest4
0.53
ClinPred
0.022
T
GERP RS
5.0
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
gMVP
0.69

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: rs2307177; hg19: chr19-44047825; COSMIC: COSV53450474; API