chr11-320772-A-G

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_StrongBP7BA1

The NM_021034.3(IFITM3):ā€‹c.42T>Cā€‹(p.Ser14=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0761 in 1,613,456 control chromosomes in the GnomAD database, including 13,447 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as risk factor (no stars).

Frequency

Genomes: š‘“ 0.13 ( 2447 hom., cov: 33)
Exomes š‘“: 0.070 ( 11000 hom. )

Consequence

IFITM3
NM_021034.3 synonymous

Scores

2

Clinical Significance

risk factor no assertion criteria provided O:1

Conservation

PhyloP100: -5.37
Variant links:
Genes affected
IFITM3 (HGNC:5414): (interferon induced transmembrane protein 3) Interferon-induced transmembrane (IFITM) proteins are a family of interferon induced antiviral proteins. The family contains five members, including IFITM1, IFITM2 and IFITM3 and belong to the CD225 superfamily. The protein encoded by this gene restricts cellular entry by diverse viral pathogens, such as influenza A virus, Ebola virus and Sars-CoV-2. [provided by RefSeq, Nov 2021]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.88).
BP7
Synonymous conserved (PhyloP=-5.37 with no splicing effect.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.534 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
IFITM3NM_021034.3 linkuse as main transcriptc.42T>C p.Ser14= synonymous_variant 1/2 ENST00000399808.5 NP_066362.2
LOC105376505XR_007062535.1 linkuse as main transcriptn.287+2026A>G intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
IFITM3ENST00000399808.5 linkuse as main transcriptc.42T>C p.Ser14= synonymous_variant 1/21 NM_021034.3 ENSP00000382707 P2
ENST00000602429.1 linkuse as main transcriptn.94+2026A>G intron_variant, non_coding_transcript_variant 1

Frequencies

GnomAD3 genomes
AF:
0.130
AC:
19820
AN:
151944
Hom.:
2447
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.250
Gnomad AMI
AF:
0.00219
Gnomad AMR
AF:
0.124
Gnomad ASJ
AF:
0.0983
Gnomad EAS
AF:
0.550
Gnomad SAS
AF:
0.137
Gnomad FIN
AF:
0.0780
Gnomad MID
AF:
0.0759
Gnomad NFE
AF:
0.0388
Gnomad OTH
AF:
0.136
GnomAD3 exomes
AF:
0.127
AC:
31738
AN:
249316
Hom.:
4408
AF XY:
0.119
AC XY:
16126
AN XY:
135250
show subpopulations
Gnomad AFR exome
AF:
0.253
Gnomad AMR exome
AF:
0.184
Gnomad ASJ exome
AF:
0.0994
Gnomad EAS exome
AF:
0.560
Gnomad SAS exome
AF:
0.122
Gnomad FIN exome
AF:
0.0782
Gnomad NFE exome
AF:
0.0394
Gnomad OTH exome
AF:
0.0893
GnomAD4 exome
AF:
0.0704
AC:
102914
AN:
1461394
Hom.:
11000
Cov.:
35
AF XY:
0.0711
AC XY:
51671
AN XY:
727012
show subpopulations
Gnomad4 AFR exome
AF:
0.261
Gnomad4 AMR exome
AF:
0.177
Gnomad4 ASJ exome
AF:
0.0949
Gnomad4 EAS exome
AF:
0.585
Gnomad4 SAS exome
AF:
0.120
Gnomad4 FIN exome
AF:
0.0747
Gnomad4 NFE exome
AF:
0.0358
Gnomad4 OTH exome
AF:
0.0984
GnomAD4 genome
AF:
0.131
AC:
19853
AN:
152062
Hom.:
2447
Cov.:
33
AF XY:
0.134
AC XY:
9995
AN XY:
74364
show subpopulations
Gnomad4 AFR
AF:
0.250
Gnomad4 AMR
AF:
0.124
Gnomad4 ASJ
AF:
0.0983
Gnomad4 EAS
AF:
0.551
Gnomad4 SAS
AF:
0.135
Gnomad4 FIN
AF:
0.0780
Gnomad4 NFE
AF:
0.0388
Gnomad4 OTH
AF:
0.136
Alfa
AF:
0.0744
Hom.:
391
Bravo
AF:
0.146
Asia WGS
AF:
0.299
AC:
1037
AN:
3478
EpiCase
AF:
0.0412
EpiControl
AF:
0.0404

ClinVar

Significance: risk factor
Submissions summary: Other:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Influenza, severe, susceptibility to Other:1
risk factor, no assertion criteria providedliterature onlyOMIMJan 06, 2014- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.88
CADD
Benign
3.1
DANN
Benign
0.53
RBP_binding_hub_radar
1.0
RBP_regulation_power_radar
2.1

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: rs12252; hg19: chr11-320772; COSMIC: COSV67707031; COSMIC: COSV67707031; API