21-41446003-G-A

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_StrongBA1

The NM_002462.5(MX1):​c.1135G>A​(p.Val379Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.568 in 1,612,458 control chromosomes in the GnomAD database, including 265,268 homozygotes. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another nucleotide change resulting in same amino acid change has been previously reported as Likely benignin UniProt.

Frequency

Genomes: 𝑓 0.53 ( 21625 hom., cov: 32)
Exomes 𝑓: 0.57 ( 243643 hom. )

Consequence

MX1
NM_002462.5 missense

Scores

1
17

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.46
Variant links:
Genes affected
MX1 (HGNC:7532): (MX dynamin like GTPase 1) This gene encodes a guanosine triphosphate (GTP)-metabolizing protein that participates in the cellular antiviral response. The encoded protein is induced by type I and type II interferons and antagonizes the replication process of several different RNA and DNA viruses. There is a related gene located adjacent to this gene on chromosome 21, and there are multiple pseudogenes located in a cluster on chromosome 4. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Sep 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=2.1764186E-5).
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.597 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MX1NM_002462.5 linkuse as main transcriptc.1135G>A p.Val379Ile missense_variant 13/17 ENST00000398598.8 NP_002453.2 P20591-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MX1ENST00000398598.8 linkuse as main transcriptc.1135G>A p.Val379Ile missense_variant 13/171 NM_002462.5 ENSP00000381599.3 P20591-1

Frequencies

GnomAD3 genomes
AF:
0.526
AC:
79891
AN:
151912
Hom.:
21603
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.450
Gnomad AMI
AF:
0.723
Gnomad AMR
AF:
0.487
Gnomad ASJ
AF:
0.474
Gnomad EAS
AF:
0.264
Gnomad SAS
AF:
0.529
Gnomad FIN
AF:
0.518
Gnomad MID
AF:
0.468
Gnomad NFE
AF:
0.602
Gnomad OTH
AF:
0.533
GnomAD3 exomes
AF:
0.514
AC:
128953
AN:
250946
Hom.:
34633
AF XY:
0.523
AC XY:
70950
AN XY:
135620
show subpopulations
Gnomad AFR exome
AF:
0.445
Gnomad AMR exome
AF:
0.394
Gnomad ASJ exome
AF:
0.477
Gnomad EAS exome
AF:
0.260
Gnomad SAS exome
AF:
0.532
Gnomad FIN exome
AF:
0.532
Gnomad NFE exome
AF:
0.596
Gnomad OTH exome
AF:
0.514
GnomAD4 exome
AF:
0.572
AC:
835897
AN:
1460428
Hom.:
243643
Cov.:
39
AF XY:
0.572
AC XY:
415200
AN XY:
726376
show subpopulations
Gnomad4 AFR exome
AF:
0.441
Gnomad4 AMR exome
AF:
0.404
Gnomad4 ASJ exome
AF:
0.471
Gnomad4 EAS exome
AF:
0.226
Gnomad4 SAS exome
AF:
0.530
Gnomad4 FIN exome
AF:
0.533
Gnomad4 NFE exome
AF:
0.605
Gnomad4 OTH exome
AF:
0.544
GnomAD4 genome
AF:
0.526
AC:
79962
AN:
152030
Hom.:
21625
Cov.:
32
AF XY:
0.520
AC XY:
38650
AN XY:
74290
show subpopulations
Gnomad4 AFR
AF:
0.450
Gnomad4 AMR
AF:
0.488
Gnomad4 ASJ
AF:
0.474
Gnomad4 EAS
AF:
0.263
Gnomad4 SAS
AF:
0.529
Gnomad4 FIN
AF:
0.518
Gnomad4 NFE
AF:
0.602
Gnomad4 OTH
AF:
0.535
Alfa
AF:
0.569
Hom.:
65510
Bravo
AF:
0.515
TwinsUK
AF:
0.598
AC:
2217
ALSPAC
AF:
0.603
AC:
2325
ESP6500AA
AF:
0.448
AC:
1976
ESP6500EA
AF:
0.589
AC:
5065
ExAC
AF:
0.517
AC:
62765
Asia WGS
AF:
0.414
AC:
1442
AN:
3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.066
BayesDel_addAF
Benign
-0.64
T
BayesDel_noAF
Benign
-0.55
CADD
Benign
5.2
DANN
Benign
0.76
DEOGEN2
Benign
0.19
T;T;T;T;.
Eigen
Benign
-1.1
Eigen_PC
Benign
-0.87
FATHMM_MKL
Benign
0.18
N
LIST_S2
Benign
0.46
.;T;.;T;T
MetaRNN
Benign
0.000022
T;T;T;T;T
MetaSVM
Benign
-0.92
T
MutationAssessor
Benign
-1.7
N;N;N;.;N
PrimateAI
Uncertain
0.55
T
PROVEAN
Benign
0.58
N;N;N;N;.
REVEL
Benign
0.058
Sift
Benign
1.0
T;T;T;T;.
Sift4G
Benign
1.0
T;T;T;T;T
Polyphen
0.0
B;B;B;.;.
Vest4
0.027
MPC
0.086
ClinPred
0.00054
T
GERP RS
2.3
Varity_R
0.067
gMVP
0.11

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.030
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: rs469390; hg19: chr21-42817930; COSMIC: COSV55819290; COSMIC: COSV55819290; API