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GeneBe

3-132660541-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_024818.6(UBA5):​c.4G>A​(p.Ala2Thr) variant causes a missense change. The variant allele was found at a frequency of 0.00000931 in 1,396,526 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A2V) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000093 ( 0 hom. )

Consequence

UBA5
NM_024818.6 missense

Scores

1
4
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.77
Variant links:
Genes affected
UBA5 (HGNC:23230): (ubiquitin like modifier activating enzyme 5) This gene encodes a member of the E1-like ubiquitin-activating enzyme family. This protein activates ubiquitin-fold modifier 1, a ubiquitin-like post-translational modifier protein, via the formation of a high-energy thioester bond. Alternative splicing results in multiple transcript variants. A pseudogene of this gene has been identified on chromosome 1. [provided by RefSeq, Feb 2016]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.35216904).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
UBA5NM_024818.6 linkuse as main transcriptc.4G>A p.Ala2Thr missense_variant 1/12 ENST00000356232.10
NPHP3-ACAD11NR_037804.1 linkuse as main transcriptn.3996-15650C>T intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
UBA5ENST00000356232.10 linkuse as main transcriptc.4G>A p.Ala2Thr missense_variant 1/121 NM_024818.6 P1Q9GZZ9-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000655
AC:
1
AN:
152662
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
80908
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:
0.0000172
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000931
AC:
13
AN:
1396526
Hom.:
0
Cov.:
31
AF XY:
0.0000116
AC XY:
8
AN XY:
688830
show subpopulations
Gnomad4 AFR exome
AF:
0.0000317
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:
0.00000834
Gnomad4 OTH exome
AF:
0.0000519
GnomAD4 genome
Cov.:
32

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 testingInvitaeJul 22, 2021In 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. Algorithms developed to predict the effect of missense changes on protein structure and function are either unavailable or do not agree on the potential impact of this missense change (SIFT: "Not Available"; PolyPhen-2: "Benign"; Align-GVGD: "Not Available"). This variant has not been reported in the literature in individuals affected with UBA5-related conditions. This variant is not present in population databases (ExAC no frequency). This sequence change replaces alanine with threonine at codon 2 of the UBA5 protein (p.Ala2Thr). The alanine residue is moderately conserved and there is a small physicochemical difference between alanine and threonine. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Uncertain
0.072
D
BayesDel_noAF
Benign
-0.13
CADD
Benign
22
DANN
Uncertain
1.0
DEOGEN2
Benign
0.064
T;.;.
Eigen
Benign
-0.19
Eigen_PC
Benign
-0.0010
FATHMM_MKL
Benign
0.32
N
LIST_S2
Benign
0.81
T;T;T
M_CAP
Pathogenic
0.54
D
MetaRNN
Benign
0.35
T;T;T
MetaSVM
Benign
-0.56
T
MutationAssessor
Benign
1.5
L;.;.
MutationTaster
Benign
1.0
D;D;D;D;D;D
PrimateAI
Uncertain
0.75
T
PROVEAN
Benign
0.020
N;N;N
REVEL
Uncertain
0.30
Sift
Benign
0.16
T;T;T
Sift4G
Benign
0.36
T;T;T
Polyphen
0.0010
B;.;B
Vest4
0.31
MutPred
0.17
Gain of glycosylation at S4 (P = 0.0012);Gain of glycosylation at S4 (P = 0.0012);Gain of glycosylation at S4 (P = 0.0012);
MVP
0.57
MPC
0.22
ClinPred
0.80
D
GERP RS
4.8
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.095
gMVP
0.50

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: rs1434532239; hg19: chr3-132379385; API