chr2-218262745-C-G

Variant summary

Our verdict is Benign. Variant got -17 ACMG points: 0P and 17B. BP4_StrongBP6_Very_StrongBP7BS2

The NM_170699.3(GPBAR1):ā€‹c.21C>Gā€‹(p.Gly7=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00118 in 1,598,814 control chromosomes in the GnomAD database, including 13 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (ā˜…ā˜…).

Frequency

Genomes: š‘“ 0.00099 ( 2 hom., cov: 32)
Exomes š‘“: 0.0012 ( 11 hom. )

Consequence

GPBAR1
NM_170699.3 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 0.351
Variant links:
Genes affected
GPBAR1 (HGNC:19680): (G protein-coupled bile acid receptor 1) This gene encodes a member of the G protein-coupled receptor (GPCR) superfamily. This enzyme functions as a cell surface receptor for bile acids. Treatment of cells expressing this GPCR with bile acids induces the production of intracellular cAMP, activation of a MAP kinase signaling pathway, and internalization of the receptor. The receptor is implicated in the suppression of macrophage functions and regulation of energy homeostasis by bile acids. Alternative splicing results in multiple transcript variants encoding the same protein. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -17 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.88).
BP6
Variant 2-218262745-C-G is Benign according to our data. Variant chr2-218262745-C-G is described in ClinVar as [Benign]. Clinvar id is 727294.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=0.351 with no splicing effect.
BS2
High Homozygotes in GnomAd4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GPBAR1NM_170699.3 linkuse as main transcriptc.21C>G p.Gly7= synonymous_variant 2/2 ENST00000519574.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GPBAR1ENST00000519574.2 linkuse as main transcriptc.21C>G p.Gly7= synonymous_variant 2/21 NM_170699.3 P1
GPBAR1ENST00000479077.5 linkuse as main transcriptc.21C>G p.Gly7= synonymous_variant 2/22 P1
GPBAR1ENST00000521462.1 linkuse as main transcriptc.21C>G p.Gly7= synonymous_variant 2/22 P1
GPBAR1ENST00000522678.5 linkuse as main transcriptc.21C>G p.Gly7= synonymous_variant 2/22 P1

Frequencies

GnomAD3 genomes
AF:
0.000986
AC:
150
AN:
152124
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000724
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00144
Gnomad ASJ
AF:
0.00317
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.0118
Gnomad FIN
AF:
0.000188
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000706
Gnomad OTH
AF:
0.00335
GnomAD3 exomes
AF:
0.00191
AC:
450
AN:
235114
Hom.:
2
AF XY:
0.00227
AC XY:
291
AN XY:
128318
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000980
Gnomad ASJ exome
AF:
0.00237
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00989
Gnomad FIN exome
AF:
0.000159
Gnomad NFE exome
AF:
0.000825
Gnomad OTH exome
AF:
0.00262
GnomAD4 exome
AF:
0.00120
AC:
1736
AN:
1446572
Hom.:
11
Cov.:
31
AF XY:
0.00144
AC XY:
1034
AN XY:
717568
show subpopulations
Gnomad4 AFR exome
AF:
0.000181
Gnomad4 AMR exome
AF:
0.000955
Gnomad4 ASJ exome
AF:
0.00228
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0104
Gnomad4 FIN exome
AF:
0.000177
Gnomad4 NFE exome
AF:
0.000523
Gnomad4 OTH exome
AF:
0.00176
GnomAD4 genome
AF:
0.000985
AC:
150
AN:
152242
Hom.:
2
Cov.:
32
AF XY:
0.00133
AC XY:
99
AN XY:
74432
show subpopulations
Gnomad4 AFR
AF:
0.0000481
Gnomad4 AMR
AF:
0.00144
Gnomad4 ASJ
AF:
0.00317
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.0120
Gnomad4 FIN
AF:
0.000188
Gnomad4 NFE
AF:
0.000706
Gnomad4 OTH
AF:
0.00332
Alfa
AF:
0.000959
Hom.:
0
Bravo
AF:
0.000744
Asia WGS
AF:
0.00115
AC:
4
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:3
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpNov 09, 2018- -
Benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenJan 01, 2023GPBAR1: BP4, BP7, BS1, BS2 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.88
CADD
Benign
0.81
DANN
Benign
0.56

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: rs201145373; hg19: chr2-219127468; API