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chrX-66032493-G-A

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP6_ModerateBS2

The NM_007268.3(VSIG4):​c.669C>T​(p.Ser223=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000038 in 1,209,749 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 17 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000080 ( 0 hom., 4 hem., cov: 22)
Exomes 𝑓: 0.000034 ( 0 hom. 13 hem. )

Consequence

VSIG4
NM_007268.3 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -1.01
Variant links:
Genes affected
VSIG4 (HGNC:17032): (V-set and immunoglobulin domain containing 4) This gene encodes a v-set and immunoglobulin-domain containing protein that is structurally related to the B7 family of immune regulatory proteins. The encoded protein may be a negative regulator of T-cell responses. This protein is also a receptor for the complement component 3 fragments C3b and iC3b. Alternate splicing results in multiple transcript variants. [provided by RefSeq, May 2010]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP6
Variant X-66032493-G-A is Benign according to our data. Variant chrX-66032493-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 3047062.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Hemizygotes in GnomAd4 at 4 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
VSIG4NM_007268.3 linkuse as main transcriptc.669C>T p.Ser223= synonymous_variant 3/8 ENST00000374737.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
VSIG4ENST00000374737.9 linkuse as main transcriptc.669C>T p.Ser223= synonymous_variant 3/81 NM_007268.3 P2Q9Y279-1

Frequencies

GnomAD3 genomes
AF:
0.0000803
AC:
9
AN:
112141
Hom.:
0
Cov.:
22
AF XY:
0.000117
AC XY:
4
AN XY:
34313
show subpopulations
Gnomad AFR
AF:
0.0000324
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.000150
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000493
AC:
9
AN:
182611
Hom.:
0
AF XY:
0.0000594
AC XY:
4
AN XY:
67287
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000731
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000525
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000615
Gnomad OTH exome
AF:
0.000222
GnomAD4 exome
AF:
0.0000337
AC:
37
AN:
1097608
Hom.:
0
Cov.:
31
AF XY:
0.0000358
AC XY:
13
AN XY:
363100
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000568
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000185
Gnomad4 FIN exome
AF:
0.0000741
Gnomad4 NFE exome
AF:
0.0000297
Gnomad4 OTH exome
AF:
0.000130
GnomAD4 genome
AF:
0.0000803
AC:
9
AN:
112141
Hom.:
0
Cov.:
22
AF XY:
0.000117
AC XY:
4
AN XY:
34313
show subpopulations
Gnomad4 AFR
AF:
0.0000324
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000150
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000145
Hom.:
1
Bravo
AF:
0.0000982
EpiCase
AF:
0.000109
EpiControl
AF:
0.00

ClinVar

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

Submissions by phenotype

VSIG4-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesMar 06, 2019This variant is classified as likely 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
-0.87
CADD
Benign
0.097
DANN
Benign
0.45

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.26
Details are displayed if max score is > 0.2
DS_DL_spliceai
0.26
Position offset: -25

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: rs749453785; hg19: chrX-65252335; COSMIC: COSV66073761; API