chr10-96230827-A-G

Variant summary

Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1

The NM_013314.4(BLNK):​c.171T>C​(p.Pro57Pro) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.68 in 1,609,256 control chromosomes in the GnomAD database, including 384,878 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.57 ( 28143 hom., cov: 31)
Exomes 𝑓: 0.69 ( 356735 hom. )

Consequence

BLNK
NM_013314.4 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:6O:1

Conservation

PhyloP100: -0.102
Variant links:
Genes affected
BLNK (HGNC:14211): (B cell linker) This gene encodes a cytoplasmic linker or adaptor protein that plays a critical role in B cell development. This protein bridges B cell receptor-associated kinase activation with downstream signaling pathways, thereby affecting various biological functions. The phosphorylation of five tyrosine residues is necessary for this protein to nucleate distinct signaling effectors following B cell receptor activation. Mutations in this gene cause hypoglobulinemia and absent B cells, a disease in which the pro- to pre-B-cell transition is developmentally blocked. Deficiency in this protein has also been shown in some cases of pre-B acute lymphoblastic leukemia. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, May 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -21 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.84).
BP6
Variant 10-96230827-A-G is Benign according to our data. Variant chr10-96230827-A-G is described in ClinVar as [Benign]. Clinvar id is 402427.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr10-96230827-A-G is described in Lovd as [Benign].
BP7
Synonymous conserved (PhyloP=-0.102 with no splicing effect.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.723 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
BLNKNM_013314.4 linkuse as main transcriptc.171T>C p.Pro57Pro synonymous_variant 4/17 ENST00000224337.10 NP_037446.1 Q8WV28-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
BLNKENST00000224337.10 linkuse as main transcriptc.171T>C p.Pro57Pro synonymous_variant 4/171 NM_013314.4 ENSP00000224337.6 Q8WV28-1

Frequencies

GnomAD3 genomes
AF:
0.568
AC:
86256
AN:
151908
Hom.:
28148
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.236
Gnomad AMI
AF:
0.720
Gnomad AMR
AF:
0.657
Gnomad ASJ
AF:
0.675
Gnomad EAS
AF:
0.475
Gnomad SAS
AF:
0.493
Gnomad FIN
AF:
0.735
Gnomad MID
AF:
0.582
Gnomad NFE
AF:
0.728
Gnomad OTH
AF:
0.580
GnomAD3 exomes
AF:
0.640
AC:
155908
AN:
243678
Hom.:
52407
AF XY:
0.640
AC XY:
84067
AN XY:
131376
show subpopulations
Gnomad AFR exome
AF:
0.225
Gnomad AMR exome
AF:
0.716
Gnomad ASJ exome
AF:
0.680
Gnomad EAS exome
AF:
0.467
Gnomad SAS exome
AF:
0.499
Gnomad FIN exome
AF:
0.739
Gnomad NFE exome
AF:
0.717
Gnomad OTH exome
AF:
0.668
GnomAD4 exome
AF:
0.692
AC:
1008599
AN:
1457230
Hom.:
356735
Cov.:
55
AF XY:
0.687
AC XY:
497802
AN XY:
724264
show subpopulations
Gnomad4 AFR exome
AF:
0.214
Gnomad4 AMR exome
AF:
0.708
Gnomad4 ASJ exome
AF:
0.675
Gnomad4 EAS exome
AF:
0.497
Gnomad4 SAS exome
AF:
0.502
Gnomad4 FIN exome
AF:
0.737
Gnomad4 NFE exome
AF:
0.728
Gnomad4 OTH exome
AF:
0.654
GnomAD4 genome
AF:
0.567
AC:
86263
AN:
152026
Hom.:
28143
Cov.:
31
AF XY:
0.568
AC XY:
42220
AN XY:
74310
show subpopulations
Gnomad4 AFR
AF:
0.236
Gnomad4 AMR
AF:
0.657
Gnomad4 ASJ
AF:
0.675
Gnomad4 EAS
AF:
0.475
Gnomad4 SAS
AF:
0.493
Gnomad4 FIN
AF:
0.735
Gnomad4 NFE
AF:
0.728
Gnomad4 OTH
AF:
0.577
Alfa
AF:
0.687
Hom.:
69973
Bravo
AF:
0.551

ClinVar

Significance: Benign
Submissions summary: Benign:6Other:1
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2Other:1
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingGeneDxNov 10, 2018- -
not provided, no classification providedphenotyping onlyGenomeConnect, ClinGen-Variant interpreted as Benign and reported on 04-27-2020 by Lab or GTR ID 500031. GenomeConnect assertions are reported exactly as they appear on the patient-provided report from the testing laboratory. GenomeConnect staff make no attempt to reinterpret the clinical significance of the variant. This variant was reported in an individual referred for clinical diagnostic genetic testing. -
not specified Benign:2
Benign, criteria provided, single submitterclinical testingLaboratory for Molecular Medicine, Mass General Brigham Personalized MedicineMar 29, 2016Variant identified in a genome or exome case(s) and assessed due to predicted null impact of the variant or pathogenic assertions in the literature or databases. Disclaimer: This variant has not undergone full assessment. The following are preliminary notes: Frequency -
Benign, criteria provided, single submitterclinical testingUnidad de Genómica Garrahan, Hospital de Pediatría GarrahanJan 24, 2024This variant is classified as Benign based on local population frequency. This variant was detected in 92% of patients studied by a panel of primary immunodeficiencies. Number of patients: 87. Only high quality variants are reported. -
Agammaglobulinemia 4, autosomal recessive Benign:2
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpFeb 01, 2024- -
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabJul 14, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.84
CADD
Benign
0.63
DANN
Benign
0.50

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: rs727852; hg19: chr10-97990583; COSMIC: COSV56409700; COSMIC: COSV56409700; API