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rs1362650

Variant summary

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

The NM_021629.4(GNB4):c.117T>C(p.Ser39=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.469 in 1,601,116 control chromosomes in the GnomAD database, including 177,775 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.47 ( 16872 hom., cov: 32)
Exomes 𝑓: 0.47 ( 160903 hom. )

Consequence

GNB4
NM_021629.4 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:4

Conservation

PhyloP100: -2.67
Variant links:
Genes affected
GNB4 (HGNC:20731): (G protein subunit beta 4) Heterotrimeric guanine nucleotide-binding proteins (G proteins), which integrate signals between receptors and effector proteins, are composed of an alpha, a beta, and a gamma subunit. These subunits are encoded by families of related genes. This gene encodes a beta subunit. Beta subunits are important regulators of alpha subunits, as well as of certain signal transduction receptors and effectors. [provided by RefSeq, Jul 2008]

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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=-0.87).
BP6
Variant 3-179419485-A-G is Benign according to our data. Variant chr3-179419485-A-G is described in ClinVar as [Benign]. Clinvar id is 261427.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr3-179419485-A-G is described in Lovd as [Benign].
BP7
Synonymous conserved (PhyloP=-2.67 with no splicing effect.
BA1
GnomAd4 highest subpopulation (AMR) allele frequency at 95% confidence interval = 0.507 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GNB4NM_021629.4 linkuse as main transcriptc.117T>C p.Ser39= synonymous_variant 4/10 ENST00000232564.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GNB4ENST00000232564.8 linkuse as main transcriptc.117T>C p.Ser39= synonymous_variant 4/101 NM_021629.4 P1

Frequencies

GnomAD3 genomes
AF:
0.470
AC:
71358
AN:
151818
Hom.:
16851
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.452
Gnomad AMI
AF:
0.463
Gnomad AMR
AF:
0.516
Gnomad ASJ
AF:
0.476
Gnomad EAS
AF:
0.436
Gnomad SAS
AF:
0.511
Gnomad FIN
AF:
0.512
Gnomad MID
AF:
0.389
Gnomad NFE
AF:
0.464
Gnomad OTH
AF:
0.471
GnomAD3 exomes
AF:
0.476
AC:
119489
AN:
251164
Hom.:
28618
AF XY:
0.478
AC XY:
64893
AN XY:
135734
show subpopulations
Gnomad AFR exome
AF:
0.448
Gnomad AMR exome
AF:
0.503
Gnomad ASJ exome
AF:
0.475
Gnomad EAS exome
AF:
0.429
Gnomad SAS exome
AF:
0.514
Gnomad FIN exome
AF:
0.500
Gnomad NFE exome
AF:
0.464
Gnomad OTH exome
AF:
0.473
GnomAD4 exome
AF:
0.469
AC:
679732
AN:
1449180
Hom.:
160903
Cov.:
29
AF XY:
0.472
AC XY:
340343
AN XY:
721738
show subpopulations
Gnomad4 AFR exome
AF:
0.445
Gnomad4 AMR exome
AF:
0.504
Gnomad4 ASJ exome
AF:
0.482
Gnomad4 EAS exome
AF:
0.464
Gnomad4 SAS exome
AF:
0.515
Gnomad4 FIN exome
AF:
0.505
Gnomad4 NFE exome
AF:
0.463
Gnomad4 OTH exome
AF:
0.469
GnomAD4 genome
AF:
0.470
AC:
71404
AN:
151936
Hom.:
16872
Cov.:
32
AF XY:
0.471
AC XY:
34976
AN XY:
74242
show subpopulations
Gnomad4 AFR
AF:
0.451
Gnomad4 AMR
AF:
0.516
Gnomad4 ASJ
AF:
0.476
Gnomad4 EAS
AF:
0.436
Gnomad4 SAS
AF:
0.509
Gnomad4 FIN
AF:
0.512
Gnomad4 NFE
AF:
0.464
Gnomad4 OTH
AF:
0.476
Alfa
AF:
0.467
Hom.:
21437
Bravo
AF:
0.466
Asia WGS
AF:
0.491
AC:
1703
AN:
3478
EpiCase
AF:
0.469
EpiControl
AF:
0.476

ClinVar

Significance: Benign
Submissions summary: Benign:4
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Charcot-Marie-Tooth disease dominant intermediate F Benign:2
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabAug 10, 2021- -
Benign, criteria provided, single submitterclinical testingInvitaeFeb 01, 2024- -
not specified Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxJul 05, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.87
Cadd
Benign
2.4
Dann
Benign
0.55

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: rs1362650; hg19: chr3-179137273; COSMIC: COSV51708596; COSMIC: COSV51708596; API