rs3752648

Variant summary

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

The NM_002907.4(RECQL):​c.950-33A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.477 in 1,544,720 control chromosomes in the GnomAD database, including 177,026 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.49 ( 18451 hom., cov: 33)
Exomes 𝑓: 0.48 ( 158575 hom. )

Consequence

RECQL
NM_002907.4 intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.982
Variant links:
Genes affected
RECQL (HGNC:9948): (RecQ like helicase) The protein encoded by this gene is a member of the RecQ DNA helicase family. DNA helicases are enzymes involved in various types of DNA repair, including mismatch repair, nucleotide excision repair and direct repair. The encoded protein is involved in the processing of Holliday junctions, the suppression of sister chromatid exchanges, telomere maintenance, and is required for genotoxic stress resistance. Defects in this gene have been associated with several types of cancer. [provided by RefSeq, Jan 2017]

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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 (BayesDel_noAF=-0.78).
BP6
Variant 12-21475857-T-C is Benign according to our data. Variant chr12-21475857-T-C is described in ClinVar as [Benign]. Clinvar id is 679686.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.527 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RECQLNM_002907.4 linkuse as main transcriptc.950-33A>G intron_variant ENST00000444129.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RECQLENST00000444129.7 linkuse as main transcriptc.950-33A>G intron_variant 2 NM_002907.4 P1
RECQLENST00000421138.6 linkuse as main transcriptc.950-33A>G intron_variant 1 P1

Frequencies

GnomAD3 genomes
AF:
0.492
AC:
74602
AN:
151742
Hom.:
18424
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.508
Gnomad AMI
AF:
0.531
Gnomad AMR
AF:
0.492
Gnomad ASJ
AF:
0.417
Gnomad EAS
AF:
0.544
Gnomad SAS
AF:
0.437
Gnomad FIN
AF:
0.498
Gnomad MID
AF:
0.532
Gnomad NFE
AF:
0.483
Gnomad OTH
AF:
0.491
GnomAD3 exomes
AF:
0.480
AC:
115804
AN:
241328
Hom.:
27741
AF XY:
0.477
AC XY:
62485
AN XY:
131088
show subpopulations
Gnomad AFR exome
AF:
0.500
Gnomad AMR exome
AF:
0.460
Gnomad ASJ exome
AF:
0.429
Gnomad EAS exome
AF:
0.566
Gnomad SAS exome
AF:
0.440
Gnomad FIN exome
AF:
0.509
Gnomad NFE exome
AF:
0.479
Gnomad OTH exome
AF:
0.489
GnomAD4 exome
AF:
0.476
AC:
662925
AN:
1392860
Hom.:
158575
Cov.:
23
AF XY:
0.475
AC XY:
330385
AN XY:
696156
show subpopulations
Gnomad4 AFR exome
AF:
0.505
Gnomad4 AMR exome
AF:
0.467
Gnomad4 ASJ exome
AF:
0.427
Gnomad4 EAS exome
AF:
0.564
Gnomad4 SAS exome
AF:
0.437
Gnomad4 FIN exome
AF:
0.500
Gnomad4 NFE exome
AF:
0.474
Gnomad4 OTH exome
AF:
0.487
GnomAD4 genome
AF:
0.492
AC:
74672
AN:
151860
Hom.:
18451
Cov.:
33
AF XY:
0.491
AC XY:
36474
AN XY:
74212
show subpopulations
Gnomad4 AFR
AF:
0.508
Gnomad4 AMR
AF:
0.493
Gnomad4 ASJ
AF:
0.417
Gnomad4 EAS
AF:
0.544
Gnomad4 SAS
AF:
0.437
Gnomad4 FIN
AF:
0.498
Gnomad4 NFE
AF:
0.483
Gnomad4 OTH
AF:
0.497
Alfa
AF:
0.481
Hom.:
17456
Bravo
AF:
0.493
Asia WGS
AF:
0.546
AC:
1900
AN:
3478

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 testingGeneDxJun 20, 2018This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.78
CADD
Benign
5.5
DANN
Benign
0.85

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: rs3752648; hg19: chr12-21628791; COSMIC: COSV69658863; COSMIC: COSV69658863; API