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GeneBe

11-319873-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_021034.3(IFITM3):​c.367G>A​(p.Val123Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: not found (cov: 30)

Consequence

IFITM3
NM_021034.3 missense

Scores

19

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -4.27
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 Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.028944492).
BP6
Variant 11-319873-C-T is Benign according to our data. Variant chr11-319873-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3108217.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
IFITM3NM_021034.3 linkuse as main transcriptc.367G>A p.Val123Ile missense_variant 2/2 ENST00000399808.5
LOC105376505XR_007062535.1 linkuse as main transcriptn.287+1127C>T intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
IFITM3ENST00000399808.5 linkuse as main transcriptc.367G>A p.Val123Ile missense_variant 2/21 NM_021034.3 P2
ENST00000602429.1 linkuse as main transcriptn.94+1127C>T intron_variant, non_coding_transcript_variant 1

Frequencies

GnomAD3 genomes
Cov.:
30
GnomAD3 exomes
AF:
0.00000401
AC:
1
AN:
249536
Hom.:
0
AF XY:
0.00000739
AC XY:
1
AN XY:
135404
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:
0.00000883
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
Cov.:
31
GnomAD4 genome
Cov.:
30
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.00000756
ExAC
AF:
0.00000827
AC:
1

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsDec 13, 2023This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.065
BayesDel_addAF
Benign
-0.19
T
BayesDel_noAF
Benign
-0.52
CADD
Benign
0.0090
DANN
Benign
0.57
DEOGEN2
Benign
0.0066
T;T;T
Eigen
Benign
-2.0
Eigen_PC
Benign
-2.0
FATHMM_MKL
Benign
0.017
N
LIST_S2
Benign
0.15
T;.;T
M_CAP
Benign
0.024
T
MetaRNN
Benign
0.029
T;T;T
MetaSVM
Benign
-0.94
T
MutationAssessor
Benign
-1.3
N;.;.
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.32
T
PROVEAN
Benign
0.24
N;N;.
REVEL
Benign
0.066
Sift
Benign
1.0
T;T;.
Sift4G
Benign
1.0
T;T;T
Polyphen
0.023
B;.;.
Vest4
0.092
MutPred
0.35
Loss of sheet (P = 0.0126);.;.;
MVP
0.16
MPC
0.46
ClinPred
0.030
T
GERP RS
-6.1
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.016
gMVP
0.20

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: rs759340726; hg19: chr11-319873; COSMIC: COSV60248892; COSMIC: COSV60248892; API