chr1-161629785-G-T

Variant summary

Our verdict is Benign. Variant got -11 ACMG points: 0P and 11B. BP4_StrongBP6_ModerateBP7BS2

The NM_001244753.2(FCGR3B):​c.312C>A​(p.Val104=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0103 in 1,431,338 control chromosomes in the GnomAD database, including 1,573 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.011 ( 93 hom., cov: 10)
Exomes 𝑓: 0.010 ( 1480 hom. )

Consequence

FCGR3B
NM_001244753.2 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.273
Variant links:
Genes affected
FCGR3B (HGNC:3620): (Fc gamma receptor IIIb) The protein encoded by this gene is a low affinity receptor for the Fc region of gamma immunoglobulins (IgG). The encoded protein acts as a monomer and can bind either monomeric or aggregated IgG. This gene may function to capture immune complexes in the peripheral circulation. Several transcript variants encoding different isoforms have been found for this gene. A highly-similar gene encoding a related protein is also found on chromosome 1. [provided by RefSeq, Aug 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -11 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.94).
BP6
Variant 1-161629785-G-T is Benign according to our data. Variant chr1-161629785-G-T is described in ClinVar as [Benign]. Clinvar id is 2639515.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr1-161629785-G-T is described in Lovd as [Benign].
BP7
Synonymous conserved (PhyloP=0.273 with no splicing effect.
BS2
High Homozygotes in GnomAd4 at 93 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FCGR3BNM_001244753.2 linkuse as main transcriptc.312C>A p.Val104= synonymous_variant 3/5 ENST00000650385.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FCGR3BENST00000650385.1 linkuse as main transcriptc.312C>A p.Val104= synonymous_variant 3/5 NM_001244753.2 P2

Frequencies

GnomAD3 genomes
AF:
0.0108
AC:
834
AN:
76938
Hom.:
93
Cov.:
10
show subpopulations
Gnomad AFR
AF:
0.00291
Gnomad AMI
AF:
0.0372
Gnomad AMR
AF:
0.00859
Gnomad ASJ
AF:
0.00207
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00363
Gnomad FIN
AF:
0.0379
Gnomad MID
AF:
0.00450
Gnomad NFE
AF:
0.0124
Gnomad OTH
AF:
0.0102
GnomAD3 exomes
AF:
0.00920
AC:
2108
AN:
229208
Hom.:
195
AF XY:
0.00922
AC XY:
1152
AN XY:
124954
show subpopulations
Gnomad AFR exome
AF:
0.00177
Gnomad AMR exome
AF:
0.00357
Gnomad ASJ exome
AF:
0.00102
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00339
Gnomad FIN exome
AF:
0.0325
Gnomad NFE exome
AF:
0.0111
Gnomad OTH exome
AF:
0.00739
GnomAD4 exome
AF:
0.0103
AC:
13944
AN:
1354350
Hom.:
1480
Cov.:
30
AF XY:
0.0102
AC XY:
6825
AN XY:
672076
show subpopulations
Gnomad4 AFR exome
AF:
0.00150
Gnomad4 AMR exome
AF:
0.00410
Gnomad4 ASJ exome
AF:
0.00128
Gnomad4 EAS exome
AF:
0.0000347
Gnomad4 SAS exome
AF:
0.00440
Gnomad4 FIN exome
AF:
0.0320
Gnomad4 NFE exome
AF:
0.0109
Gnomad4 OTH exome
AF:
0.00785
GnomAD4 genome
AF:
0.0108
AC:
832
AN:
76988
Hom.:
93
Cov.:
10
AF XY:
0.0112
AC XY:
404
AN XY:
36116
show subpopulations
Gnomad4 AFR
AF:
0.00290
Gnomad4 AMR
AF:
0.00842
Gnomad4 ASJ
AF:
0.00207
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00302
Gnomad4 FIN
AF:
0.0379
Gnomad4 NFE
AF:
0.0124
Gnomad4 OTH
AF:
0.0101
Alfa
AF:
0.00611
Hom.:
14

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenApr 01, 2022FCGR3B: BS1, BS2 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.94
CADD
Benign
6.9
DANN
Benign
0.72

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs200303549; hg19: chr1-161599575; API