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rs759235313

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7

The NM_004260.4(RECQL4):c.1995C>T(p.His665=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000332 in 1,566,938 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 34)
Exomes 𝑓: 0.000035 ( 0 hom. )

Consequence

RECQL4
NM_004260.4 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -4.99
Variant links:
Genes affected
RECQL4 (HGNC:9949): (RecQ like helicase 4) The protein encoded by this gene is a DNA helicase that belongs to the RecQ helicase family. DNA helicases unwind double-stranded DNA into single-stranded DNAs and may modulate chromosome segregation. This gene is predominantly expressed in thymus and testis. Mutations in this gene are associated with Rothmund-Thomson, RAPADILINO and Baller-Gerold syndromes. [provided by RefSeq, Jan 2010]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.82).
BP6
Variant 8-144513991-G-A is Benign according to our data. Variant chr8-144513991-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 414243.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr8-144513991-G-A is described in Lovd as [Likely_benign].
BP7
Synonymous conserved (PhyloP=-4.99 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RECQL4NM_004260.4 linkuse as main transcriptc.1995C>T p.His665= synonymous_variant 12/21 ENST00000617875.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RECQL4ENST00000617875.6 linkuse as main transcriptc.1995C>T p.His665= synonymous_variant 12/211 NM_004260.4 P1
RECQL4ENST00000621189.4 linkuse as main transcriptc.924C>T p.His308= synonymous_variant 11/201
RECQL4ENST00000534626.6 linkuse as main transcriptc.366C>T p.His122= synonymous_variant 3/85
RECQL4ENST00000532846.2 linkuse as main transcriptc.852C>T p.His284= synonymous_variant 8/95

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152052
Hom.:
0
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.0000242
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000233
AC:
4
AN:
171992
Hom.:
0
AF XY:
0.0000214
AC XY:
2
AN XY:
93454
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000369
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000414
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000290
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000353
AC:
50
AN:
1414886
Hom.:
0
Cov.:
36
AF XY:
0.0000357
AC XY:
25
AN XY:
699924
show subpopulations
Gnomad4 AFR exome
AF:
0.0000310
Gnomad4 AMR exome
AF:
0.0000261
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000372
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000377
Gnomad4 OTH exome
AF:
0.0000171
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
152052
Hom.:
0
Cov.:
34
AF XY:
0.0000135
AC XY:
1
AN XY:
74294
show subpopulations
Gnomad4 AFR
AF:
0.0000242
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:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000302

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Baller-Gerold syndrome Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeJan 19, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.82
Cadd
Benign
0.37
Dann
Benign
0.57

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: rs759235313; hg19: chr8-145739375; API