11-747542-T-A

Variant summary

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

The NM_006755.2(TALDO1):​c.61T>A​(p.Phe21Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000831 in 1,444,644 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. F21L) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 34)
Exomes 𝑓: 0.0000083 ( 0 hom. )

Consequence

TALDO1
NM_006755.2 missense

Scores

2
3
14

Clinical Significance

Uncertain significance no assertion criteria provided U:1

Conservation

PhyloP100: 0.411
Variant links:
Genes affected
TALDO1 (HGNC:11559): (transaldolase 1) Transaldolase 1 is a key enzyme of the nonoxidative pentose phosphate pathway providing ribose-5-phosphate for nucleic acid synthesis and NADPH for lipid biosynthesis. This pathway can also maintain glutathione at a reduced state and thus protect sulfhydryl groups and cellular integrity from oxygen radicals. The functional gene of transaldolase 1 is located on chromosome 11 and a pseudogene is identified on chromosome 1 but there are conflicting map locations. The second and third exon of this gene were developed by insertion of a retrotransposable element. This gene is thought to be involved in multiple sclerosis. [provided by RefSeq, Jul 2008]

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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=0.20084736).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TALDO1NM_006755.2 linkuse as main transcriptc.61T>A p.Phe21Ile missense_variant 1/8 ENST00000319006.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TALDO1ENST00000319006.8 linkuse as main transcriptc.61T>A p.Phe21Ile missense_variant 1/81 NM_006755.2 P1P37837-1

Frequencies

GnomAD3 genomes
Cov.:
34
GnomAD3 exomes
AF:
0.0000314
AC:
7
AN:
222962
Hom.:
0
AF XY:
0.0000409
AC XY:
5
AN XY:
122228
show subpopulations
Gnomad AFR exome
AF:
0.0000842
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000146
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000198
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000831
AC:
12
AN:
1444644
Hom.:
0
Cov.:
31
AF XY:
0.0000111
AC XY:
8
AN XY:
718256
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:
0.0000717
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000452
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
34
Alfa
AF:
0.0000602
Hom.:
0
ESP6500AA
AF:
0.000228
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000250
AC:
3

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

TALDO1-related disorder Uncertain:1
Uncertain significance, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesJul 02, 2024The TALDO1 c.61T>A variant is predicted to result in the amino acid substitution p.Phe21Ile. To our knowledge, this variant has not been reported in the literature. This variant is reported in 0.015% of alleles in individuals of South Asian descent in gnomAD. At this time, the clinical significance of this variant is uncertain due to the absence of conclusive functional and genetic evidence. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.14
BayesDel_addAF
Benign
-0.15
T
BayesDel_noAF
Benign
-0.21
CADD
Benign
19
DANN
Benign
0.94
DEOGEN2
Uncertain
0.49
T;.
Eigen
Benign
-0.55
Eigen_PC
Benign
-0.44
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Uncertain
0.95
D;D
M_CAP
Pathogenic
0.83
D
MetaRNN
Benign
0.20
T;T
MetaSVM
Benign
-0.76
T
MutationAssessor
Benign
1.4
L;.
MutationTaster
Benign
0.91
D;D
PrimateAI
Pathogenic
0.92
D
PROVEAN
Benign
-1.2
N;N
REVEL
Benign
0.23
Sift
Benign
0.31
T;T
Sift4G
Benign
0.29
T;T
Polyphen
0.0020
B;B
Vest4
0.29
MVP
0.83
MPC
0.10
ClinPred
0.13
T
GERP RS
1.7
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.19
gMVP
0.47

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: rs149073638; hg19: chr11-747542; API