rs3772534

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6BP7BA1

The NM_170662.5(CBLB):​c.1863G>A​(p.Ala621Ala) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0292 in 1,614,090 control chromosomes in the GnomAD database, including 1,175 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (no stars).

Frequency

Genomes: 𝑓 0.022 ( 87 hom., cov: 30)
Exomes 𝑓: 0.030 ( 1088 hom. )

Consequence

CBLB
NM_170662.5 synonymous

Scores

2

Clinical Significance

Benign no assertion criteria provided B:1

Conservation

PhyloP100: -2.17
Variant links:
Genes affected
CBLB (HGNC:1542): (Cbl proto-oncogene B) This gene encodes an E3 ubiquitin-protein ligase which promotes proteosome-mediated protein degradation by transferring ubiquitin from an E2 ubiquitin-conjugating enzyme to a substrate. The encoded protein is involved in the regulation of immune response by limiting T-cell receptor, B-cell receptor, and high affinity immunoglobulin epsilon receptor activation. Studies in mouse suggest that this gene is involved in antifungal host defense and that its inhibition leads to increased fungal killing. Manipulation of this gene may be beneficial in implementing immunotherapies for a variety of conditions, including cancer, autoimmune diseases, allergies, and infections. [provided by RefSeq, Sep 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=-0.75).
BP6
Variant 3-105702190-C-T is Benign according to our data. Variant chr3-105702190-C-T is described in ClinVar as [Benign]. Clinvar id is 3060876.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr3-105702190-C-T is described in Lovd as [Likely_benign].
BP7
Synonymous conserved (PhyloP=-2.17 with no splicing effect.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.113 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
CBLBNM_170662.5 linkuse as main transcriptc.1863G>A p.Ala621Ala synonymous_variant 12/19 ENST00000394030.8 NP_733762.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
CBLBENST00000394030.8 linkuse as main transcriptc.1863G>A p.Ala621Ala synonymous_variant 12/191 NM_170662.5 ENSP00000377598.4 Q13191-1

Frequencies

GnomAD3 genomes
AF:
0.0223
AC:
3397
AN:
152112
Hom.:
86
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.00471
Gnomad AMI
AF:
0.0802
Gnomad AMR
AF:
0.0213
Gnomad ASJ
AF:
0.0184
Gnomad EAS
AF:
0.121
Gnomad SAS
AF:
0.0634
Gnomad FIN
AF:
0.00500
Gnomad MID
AF:
0.0348
Gnomad NFE
AF:
0.0248
Gnomad OTH
AF:
0.0268
GnomAD3 exomes
AF:
0.0312
AC:
7833
AN:
251182
Hom.:
260
AF XY:
0.0329
AC XY:
4469
AN XY:
135740
show subpopulations
Gnomad AFR exome
AF:
0.00388
Gnomad AMR exome
AF:
0.00801
Gnomad ASJ exome
AF:
0.0172
Gnomad EAS exome
AF:
0.120
Gnomad SAS exome
AF:
0.0679
Gnomad FIN exome
AF:
0.00577
Gnomad NFE exome
AF:
0.0239
Gnomad OTH exome
AF:
0.0330
GnomAD4 exome
AF:
0.0299
AC:
43691
AN:
1461860
Hom.:
1088
Cov.:
34
AF XY:
0.0310
AC XY:
22558
AN XY:
727228
show subpopulations
Gnomad4 AFR exome
AF:
0.00385
Gnomad4 AMR exome
AF:
0.00937
Gnomad4 ASJ exome
AF:
0.0178
Gnomad4 EAS exome
AF:
0.135
Gnomad4 SAS exome
AF:
0.0675
Gnomad4 FIN exome
AF:
0.00592
Gnomad4 NFE exome
AF:
0.0261
Gnomad4 OTH exome
AF:
0.0332
GnomAD4 genome
AF:
0.0223
AC:
3397
AN:
152230
Hom.:
87
Cov.:
30
AF XY:
0.0223
AC XY:
1663
AN XY:
74424
show subpopulations
Gnomad4 AFR
AF:
0.00470
Gnomad4 AMR
AF:
0.0212
Gnomad4 ASJ
AF:
0.0184
Gnomad4 EAS
AF:
0.121
Gnomad4 SAS
AF:
0.0641
Gnomad4 FIN
AF:
0.00500
Gnomad4 NFE
AF:
0.0247
Gnomad4 OTH
AF:
0.0270
Alfa
AF:
0.0230
Hom.:
86
Bravo
AF:
0.0231
Asia WGS
AF:
0.107
AC:
372
AN:
3478
EpiCase
AF:
0.0251
EpiControl
AF:
0.0235

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

CBLB-related disorder Benign:1
Benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesMay 28, 2019This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.75
CADD
Benign
0.22
DANN
Benign
0.46

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: rs3772534; hg19: chr3-105421034; COSMIC: COSV51423510; COSMIC: COSV51423510; API