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GeneBe

14-104729914-G-A

Variant summary

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

The ENST00000332972.9(ADSS1):​c.22G>A​(p.Val8Met) 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. 14/18 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Failed GnomAD Quality Control

Consequence

ADSS1
ENST00000332972.9 missense

Scores

1
1
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.0300
Variant links:
Genes affected
ADSS1 (HGNC:20093): (adenylosuccinate synthase 1) This gene encodes a member of the adenylosuccinate synthase family of proteins. The encoded muscle-specific enzyme plays a role in the purine nucleotide cycle by catalyzing the first step in the conversion of inosine monophosphate (IMP) to adenosine monophosphate (AMP). Mutations in this gene may cause adolescent onset distal myopathy. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2016]

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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=0.14724046).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ADSS1NM_152328.5 linkuse as main transcriptc.193-5106G>A intron_variant ENST00000330877.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ADSS1ENST00000330877.7 linkuse as main transcriptc.193-5106G>A intron_variant 1 NM_152328.5 P1Q8N142-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152098
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000193
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
Cov.:
63
GnomAD4 genome
Data not reliable, filtered out with message: AS_VQSR
AF:
0.00000657
AC:
1
AN:
152098
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74302
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000193
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000113

ClinVar

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

Submissions by phenotype

not provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingInvitaeApr 10, 2022This variant has not been reported in the literature in individuals affected with ADSSL1-related conditions. In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance. Experimental studies and prediction algorithms are not available or were not evaluated, and the functional significance of this variant is currently unknown. This variant is not present in population databases (gnomAD no frequency). This sequence change replaces valine, which is neutral and non-polar, with methionine, which is neutral and non-polar, at codon 8 of the ADSSL1 protein (p.Val8Met). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.16
T
BayesDel_noAF
Benign
-0.46
CADD
Benign
3.2
DANN
Benign
0.96
Eigen
Benign
-0.45
Eigen_PC
Benign
-0.62
FATHMM_MKL
Benign
0.13
N
LIST_S2
Benign
0.48
T
M_CAP
Benign
0.0052
T
MetaRNN
Benign
0.15
T
MetaSVM
Benign
-0.95
T
MutationTaster
Benign
1.0
D;N
PrimateAI
Benign
0.44
T
PROVEAN
Benign
-0.050
N
REVEL
Benign
0.12
Sift
Pathogenic
0.0
D
Sift4G
Uncertain
0.033
D
Polyphen
0.97
D
Vest4
0.14
MVP
0.30
MPC
0.077
ClinPred
0.87
D
GERP RS
0.47
RBP_binding_hub_radar
1.0
RBP_regulation_power_radar
2.3
gMVP
0.27

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.090
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: rs929550140; hg19: chr14-105196251; API