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GeneBe

20-3864757-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_020746.5(MAVS):​c.1127C>T​(p.Thr376Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,768 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

MAVS
NM_020746.5 missense

Scores

1
2
14

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.44
Variant links:
Genes affected
MAVS (HGNC:29233): (mitochondrial antiviral signaling protein) This gene encodes an intermediary protein necessary in the virus-triggered beta interferon signaling pathways. It is required for activation of transcription factors which regulate expression of beta interferon and contributes to antiviral innate immunity. [provided by RefSeq, Jul 2020]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.15475315).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MAVSNM_020746.5 linkuse as main transcriptc.1127C>T p.Thr376Ile missense_variant 6/7 ENST00000428216.4
MAVSNM_001206491.2 linkuse as main transcriptc.704C>T p.Thr235Ile missense_variant 5/6
MAVSNM_001385663.1 linkuse as main transcriptc.704C>T p.Thr235Ile missense_variant 7/8
MAVSNR_037921.2 linkuse as main transcriptn.1091C>T non_coding_transcript_exon_variant 5/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MAVSENST00000428216.4 linkuse as main transcriptc.1127C>T p.Thr376Ile missense_variant 6/71 NM_020746.5 P1Q7Z434-1
MAVSENST00000416600.6 linkuse as main transcriptc.704C>T p.Thr235Ile missense_variant 5/61 Q7Z434-4

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461768
Hom.:
0
Cov.:
33
AF XY:
0.00000138
AC XY:
1
AN XY:
727188
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.14
BayesDel_addAF
Benign
-0.17
T
BayesDel_noAF
Benign
-0.48
CADD
Benign
11
DANN
Uncertain
0.98
Eigen
Benign
-0.31
Eigen_PC
Benign
-0.42
FATHMM_MKL
Benign
0.19
N
LIST_S2
Benign
0.38
T;T
M_CAP
Benign
0.0090
T
MetaRNN
Benign
0.15
T;T
MetaSVM
Benign
-0.95
T
MutationTaster
Benign
0.91
D;N;N
PrimateAI
Benign
0.34
T
PROVEAN
Pathogenic
-5.3
D;D
REVEL
Benign
0.066
Sift
Uncertain
0.0080
D;D
Sift4G
Benign
0.061
T;D
Polyphen
0.56
.;P
Vest4
0.25
MutPred
0.36
.;Loss of glycosylation at T376 (P = 0.0236);
MVP
0.63
MPC
0.14
ClinPred
0.57
D
GERP RS
3.5
Varity_R
0.11
gMVP
0.15

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr20-3845404; API