20-3865713-G-A

Variant summary

Our verdict is Benign. Variant got -8 ACMG points: 0P and 8B. BP4_StrongBS2

The NM_020746.5(MAVS):​c.1189G>A​(p.Ala397Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000165 in 1,458,240 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as not provided (no stars).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.000016 ( 0 hom. )

Consequence

MAVS
NM_020746.5 missense

Scores

19

Clinical Significance

not provided no classification provided O:1

Conservation

PhyloP100: 0.0420
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 Benign. Variant got -8 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.04356858).
BS2
High AC in GnomAdExome4 at 24 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MAVSNM_020746.5 linkuse as main transcriptc.1189G>A p.Ala397Thr missense_variant 7/7 ENST00000428216.4 NP_065797.2
MAVSNM_001206491.2 linkuse as main transcriptc.766G>A p.Ala256Thr missense_variant 6/6 NP_001193420.1
MAVSNM_001385663.1 linkuse as main transcriptc.766G>A p.Ala256Thr missense_variant 8/8 NP_001372592.1
MAVSNR_037921.2 linkuse as main transcriptn.1153G>A non_coding_transcript_exon_variant 6/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MAVSENST00000428216.4 linkuse as main transcriptc.1189G>A p.Ala397Thr missense_variant 7/71 NM_020746.5 ENSP00000401980 P1Q7Z434-1
MAVSENST00000416600.6 linkuse as main transcriptc.766G>A p.Ala256Thr missense_variant 6/61 ENSP00000413749 Q7Z434-4

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.0000323
AC:
8
AN:
247624
Hom.:
0
AF XY:
0.0000446
AC XY:
6
AN XY:
134580
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000290
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000273
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000899
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000165
AC:
24
AN:
1458240
Hom.:
0
Cov.:
31
AF XY:
0.0000166
AC XY:
12
AN XY:
724836
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000379
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000631
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.0000151
ExAC
AF:
0.0000247
AC:
3

ClinVar

Significance: not provided
Submissions summary: Other:1
Revision: no classification provided
LINK: link

Submissions by phenotype

not provided Other:1
not provided, no classification providedphenotyping onlyGenomeConnect, ClinGen-GenomeConnect assertions are reported exactly as they appear on the patient-provided report from the testing laboratory. GenomeConnect staff make no attempt to reinterpret the clinical significance of the variant. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.075
BayesDel_addAF
Benign
-0.55
T
BayesDel_noAF
Benign
-0.72
CADD
Benign
4.1
DANN
Benign
0.73
DEOGEN2
Benign
0.039
.;T
Eigen
Benign
-1.6
Eigen_PC
Benign
-1.7
FATHMM_MKL
Benign
0.029
N
LIST_S2
Benign
0.50
T;T
M_CAP
Benign
0.0020
T
MetaRNN
Benign
0.044
T;T
MetaSVM
Benign
-0.97
T
MutationAssessor
Benign
0.42
.;N
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.28
T
PROVEAN
Benign
0.16
N;N
REVEL
Benign
0.041
Sift
Benign
0.56
T;T
Sift4G
Benign
0.55
T;T
Polyphen
0.20
.;B
Vest4
0.080
MutPred
0.12
.;Gain of glycosylation at A397 (P = 0.0017);
MVP
0.39
MPC
0.14
ClinPred
0.017
T
GERP RS
-6.3
Varity_R
0.017
gMVP
0.060

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: rs778085486; hg19: chr20-3846360; COSMIC: COSV100816399; API