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GeneBe

16-52439588-C-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_001080430.4(TOX3):c.1368G>C(p.Met456Ile) variant causes a missense change. The variant allele was found at a frequency of 0.00000503 in 1,591,538 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000042 ( 0 hom. )

Consequence

TOX3
NM_001080430.4 missense

Scores

1
2
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.75
Variant links:
Genes affected
TOX3 (HGNC:11972): (TOX high mobility group box family member 3) The protein encoded by this gene contains an HMG-box, indicating that it may be involved in bending and unwinding of DNA and alteration of chromatin structure. The C-terminus of the encoded protein is glutamine-rich due to CAG repeats in the coding sequence. A minor allele of this gene has been implicated in an elevated risk of breast cancer. Two transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Apr 2009]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.15114453).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TOX3NM_001080430.4 linkuse as main transcriptc.1368G>C p.Met456Ile missense_variant 7/7 ENST00000219746.14

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TOX3ENST00000219746.14 linkuse as main transcriptc.1368G>C p.Met456Ile missense_variant 7/72 NM_001080430.4 A2O15405-1
TOX3ENST00000407228.7 linkuse as main transcriptc.1353G>C p.Met451Ile missense_variant 8/82 P2O15405-2
TOX3ENST00000566696.1 linkuse as main transcriptn.1832G>C non_coding_transcript_exon_variant 2/22

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
151960
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:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000133
AC:
3
AN:
225884
Hom.:
0
AF XY:
0.0000164
AC XY:
2
AN XY:
121858
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000325
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:
0.0000200
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000417
AC:
6
AN:
1439578
Hom.:
0
Cov.:
28
AF XY:
0.00000419
AC XY:
3
AN XY:
715334
show subpopulations
Gnomad4 AFR exome
AF:
0.0000302
Gnomad4 AMR exome
AF:
0.0000242
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:
0.00000273
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
151960
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74222
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.000478
Bravo
AF:
0.0000113
ExAC
AF:
0.0000248
AC:
3

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 GeneticsNov 14, 2023The c.1368G>C (p.M456I) alteration is located in exon 7 (coding exon 7) of the TOX3 gene. This alteration results from a G to C substitution at nucleotide position 1368, causing the methionine (M) at amino acid position 456 to be replaced by an isoleucine (I). 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
Benign
0.14
BayesDel_addAF
Benign
-0.20
T
BayesDel_noAF
Benign
-0.52
Cadd
Benign
18
Dann
Benign
0.77
Eigen
Benign
-0.50
Eigen_PC
Benign
-0.32
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Benign
0.57
T;T
M_CAP
Benign
0.0031
T
MetaRNN
Benign
0.15
T;T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
0.90
D;D
PrimateAI
Uncertain
0.54
T
PROVEAN
Benign
-1.2
N;N
REVEL
Benign
0.10
Sift
Pathogenic
0.0
D;D
Sift4G
Benign
0.31
T;T
Polyphen
0.0
.;B
Vest4
0.43
MutPred
0.49
.;Gain of MoRF binding (P = 0.1776);
MVP
0.043
MPC
0.24
ClinPred
0.16
T
GERP RS
3.8
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.66
gMVP
0.13

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: rs772527716; hg19: chr16-52473500; API