X-129468914-A-C

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_001282874.2(SMARCA1):​c.2566-9T>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000171 in 1,053,664 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 6 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: not found (cov: 23)
Exomes 𝑓: 0.000017 ( 0 hom. 6 hem. )

Consequence

SMARCA1
NM_001282874.2 intron

Scores

2
Splicing: ADA: 0.002207
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.16
Variant links:
Genes affected
SMARCA1 (HGNC:11097): (SWI/SNF related, matrix associated, actin dependent regulator of chromatin, subfamily a, member 1) This gene encodes a member of the SWI/SNF family of proteins. The encoded protein is an ATPase which is expressed in diverse tissues and contributes to the chromatin remodeling complex that is involved in transcription. The protein may also play a role in DNA damage, growth inhibition and apoptosis of cancer cells. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Sep 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.79).
BP6
Variant X-129468914-A-C is Benign according to our data. Variant chrX-129468914-A-C is described in ClinVar as [Likely_benign]. Clinvar id is 739400.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Hemizygotes in GnomAdExome4 at 6 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SMARCA1NM_001282874.2 linkuse as main transcriptc.2566-9T>G intron_variant ENST00000371121.5 NP_001269803.1 B7ZLQ5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SMARCA1ENST00000371121.5 linkuse as main transcriptc.2566-9T>G intron_variant 1 NM_001282874.2 ENSP00000360162.4 B7ZLQ5
SMARCA1ENST00000371123.5 linkuse as main transcriptc.2530-9T>G intron_variant 1 ENSP00000360164.2 A0A0A0MRP6
SMARCA1ENST00000371122.8 linkuse as main transcriptc.2566-9T>G intron_variant 1 ENSP00000360163.4 P28370-1
SMARCA1ENST00000617310.4 linkuse as main transcriptn.2884-9T>G intron_variant 2

Frequencies

GnomAD3 genomes
Cov.:
23
GnomAD3 exomes
AF:
0.0000547
AC:
9
AN:
164397
Hom.:
0
AF XY:
0.0000390
AC XY:
2
AN XY:
51253
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000296
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:
0.0000133
Gnomad OTH exome
AF:
0.000250
GnomAD4 exome
AF:
0.0000171
AC:
18
AN:
1053664
Hom.:
0
Cov.:
22
AF XY:
0.0000185
AC XY:
6
AN XY:
324844
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000361
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:
0.00000618
Gnomad4 OTH exome
AF:
0.0000225
GnomAD4 genome
Cov.:
23
Bravo
AF:
0.0000227

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpMay 17, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.79
CADD
Benign
16
DANN
Benign
0.78

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.0022
dbscSNV1_RF
Benign
0.058
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: rs765605946; hg19: chrX-128602891; API