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rs967225542

Variant summary

Our verdict is Benign. Variant got -7 ACMG points: 1P and 8B. PP2BP6_Very_Strong

The NM_001371727.1(GABRB2):c.9A>T(p.Arg3Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000502 in 1,594,772 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 31)
Exomes 𝑓: 0.0000042 ( 0 hom. )

Consequence

GABRB2
NM_001371727.1 missense

Scores

6
12

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 2.43
Variant links:
Genes affected
GABRB2 (HGNC:4082): (gamma-aminobutyric acid type A receptor subunit beta2) The gamma-aminobutyric acid (GABA) A receptor is a multisubunit chloride channel that mediates the fastest inhibitory synaptic transmission in the central nervous system. This gene encodes GABA A receptor, beta 2 subunit. It is mapped to chromosome 5q34 in a cluster comprised of genes encoding alpha 1 and gamma 2 subunits of the GABA A receptor. Alternative splicing of this gene generates 2 transcript variants, differing by a 114 bp insertion. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -7 ACMG points.

PP2
Missense variant where missense usually causes diseases, GABRB2
BP6
Variant 5-161546635-T-A is Benign according to our data. Variant chr5-161546635-T-A is described in ClinVar as [Likely_benign]. Clinvar id is 533530.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GABRB2NM_001371727.1 linkuse as main transcriptc.9A>T p.Arg3Ser missense_variant 1/10 ENST00000393959.6
GABRB2NM_021911.3 linkuse as main transcriptc.9A>T p.Arg3Ser missense_variant 2/11
GABRB2NM_000813.3 linkuse as main transcriptc.9A>T p.Arg3Ser missense_variant 2/10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GABRB2ENST00000393959.6 linkuse as main transcriptc.9A>T p.Arg3Ser missense_variant 1/101 NM_001371727.1 P47870-2

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152008
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.00
Gnomad OTH
AF:
0.000479
GnomAD3 exomes
AF:
0.00000457
AC:
1
AN:
218668
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
116930
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
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:
0.00
Gnomad OTH exome
AF:
0.000181
GnomAD4 exome
AF:
0.00000416
AC:
6
AN:
1442764
Hom.:
0
Cov.:
32
AF XY:
0.00000140
AC XY:
1
AN XY:
715346
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
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:
0.00000454
Gnomad4 OTH exome
AF:
0.0000167
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
152008
Hom.:
0
Cov.:
31
AF XY:
0.0000135
AC XY:
1
AN XY:
74234
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000479
Bravo
AF:
0.0000151

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxMar 11, 2020This variant is associated with the following publications: (PMID: 30033060) -
Intellectual disability Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeMar 20, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.12
BayesDel_addAF
Uncertain
0.15
D
BayesDel_noAF
Uncertain
-0.030
Cadd
Benign
22
Dann
Benign
0.93
DEOGEN2
Benign
0.13
T;T;.;.
Eigen
Benign
-0.24
Eigen_PC
Benign
-0.015
FATHMM_MKL
Uncertain
0.82
D
M_CAP
Benign
0.047
D
MetaRNN
Uncertain
0.44
T;T;T;T
MetaSVM
Benign
-0.71
T
MutationAssessor
Benign
0.69
N;N;N;N
MutationTaster
Benign
0.96
D;D;D;D;D;D
PrimateAI
Uncertain
0.75
T
PROVEAN
Benign
0.16
N;N;N;N
REVEL
Uncertain
0.32
Sift
Benign
0.94
T;T;T;T
Sift4G
Benign
0.37
T;T;T;T
Polyphen
0.38
B;B;B;B
Vest4
0.73
MutPred
0.32
Gain of methylation at K6 (P = 0.0685);Gain of methylation at K6 (P = 0.0685);Gain of methylation at K6 (P = 0.0685);Gain of methylation at K6 (P = 0.0685);
MVP
0.91
MPC
1.4
ClinPred
0.60
D
GERP RS
5.6
Varity_R
0.32
gMVP
0.59

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: rs967225542; hg19: chr5-160973641; API