1-35972102-G-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BS2

The NM_177422.3(AGO3):​c.-175G>T variant causes a 5 prime UTR premature start codon gain change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000903 in 1,461,834 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 31)
Exomes 𝑓: 0.000090 ( 0 hom. )

Consequence

AGO3
NM_177422.3 5_prime_UTR_premature_start_codon_gain

Scores

2
10
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 8.19
Variant links:
Genes affected
AGO3 (HGNC:18421): (argonaute RISC catalytic component 3) This gene encodes a member of the Argonaute family of proteins which play a role in RNA interference. The encoded protein is highly basic, contains a PAZ domain and a PIWI domain, and may play a role in short-interfering-RNA-mediated gene silencing. This gene is located on chromosome 1 in a tandem cluster of closely related family members including argonaute 4 and eukaryotic translation initiation factor 2C, 1. Two transcript variants encoding distinct isoforms have been identified for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BS2
High AC in GnomAdExome4 at 132 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
AGO3NM_024852.4 linkuse as main transcriptc.391G>T p.Val131Leu missense_variant 4/19 ENST00000373191.9 NP_079128.2 Q9H9G7-1B4E1P5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
AGO3ENST00000373191.9 linkuse as main transcriptc.391G>T p.Val131Leu missense_variant 4/192 NM_024852.4 ENSP00000362287.3 Q9H9G7-1

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD3 exomes
AF:
0.0000239
AC:
6
AN:
251378
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135846
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:
0.0000528
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000903
AC:
132
AN:
1461834
Hom.:
0
Cov.:
31
AF XY:
0.0000866
AC XY:
63
AN XY:
727206
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:
0.000118
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
31
Alfa
AF:
0.0000579
Hom.:
0
Bravo
AF:
0.00000378
ExAC
AF:
0.0000165
AC:
2
EpiCase
AF:
0.000109
EpiControl
AF:
0.00

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJan 19, 2024The c.391G>T (p.V131L) alteration is located in exon 4 (coding exon 4) of the AGO3 gene. This alteration results from a G to T substitution at nucleotide position 391, causing the valine (V) at amino acid position 131 to be replaced by a leucine (L). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.75
BayesDel_addAF
Benign
-0.12
T
BayesDel_noAF
Benign
-0.25
CADD
Pathogenic
26
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.44
.;T;.
Eigen
Uncertain
0.23
Eigen_PC
Uncertain
0.39
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.96
.;D;D
M_CAP
Benign
0.0081
T
MetaRNN
Uncertain
0.54
D;D;D
MetaSVM
Benign
-1.1
T
MutationAssessor
Uncertain
2.1
.;M;.
PrimateAI
Uncertain
0.77
T
PROVEAN
Uncertain
-2.7
D;N;D
REVEL
Benign
0.21
Sift
Benign
0.051
T;T;T
Sift4G
Uncertain
0.0050
D;T;D
Polyphen
0.46
P;B;P
Vest4
0.79
MutPred
0.42
Gain of catalytic residue at V131 (P = 0.094);Gain of catalytic residue at V131 (P = 0.094);Gain of catalytic residue at V131 (P = 0.094);
MVP
0.60
MPC
0.72
ClinPred
0.58
D
GERP RS
5.4
Varity_R
0.56
gMVP
0.64

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs766091679; hg19: chr1-36437703; API