6-166165782-C-T

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_001366285.2(TBXT):​c.530G>A​(p.Gly177Asp) variant causes a missense change. The variant allele was found at a frequency of 0.489 in 1,613,758 control chromosomes in the GnomAD database, including 196,455 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.43 ( 14845 hom., cov: 32)
Exomes 𝑓: 0.49 ( 181610 hom. )

Consequence

TBXT
NM_001366285.2 missense

Scores

2
6
9

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 5.58
Variant links:
Genes affected
TBXT (HGNC:11515): (T-box transcription factor T) The protein encoded by this gene is an embryonic nuclear transcription factor that binds to a specific DNA element, the palindromic T-site. It binds through a region in its N-terminus, called the T-box, and effects transcription of genes required for mesoderm formation and differentiation. The protein is localized to notochord-derived cells. Variation in this gene was associated with susceptibility to neural tube defects and chordoma. A mutation in this gene was found in a family with sacral agenesis with vertebral anomalies. [provided by RefSeq, Sep 2018]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=3.0517578E-4).
BP6
Variant 6-166165782-C-T is Benign according to our data. Variant chr6-166165782-C-T is described in ClinVar as [Benign]. Clinvar id is 1242832.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.505 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
TBXTNM_001366285.2 linkuse as main transcriptc.530G>A p.Gly177Asp missense_variant 3/8 ENST00000366876.7 NP_001353214.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
TBXTENST00000366876.7 linkuse as main transcriptc.530G>A p.Gly177Asp missense_variant 3/81 NM_001366285.2 ENSP00000355841.3 J3KP65
TBXTENST00000366871.7 linkuse as main transcriptc.530G>A p.Gly177Asp missense_variant 4/81 ENSP00000355836.3 O15178-2
TBXTENST00000296946.6 linkuse as main transcriptc.530G>A p.Gly177Asp missense_variant 4/95 ENSP00000296946.2 O15178-1
TBXTENST00000461348.2 linkuse as main transcriptc.530G>A p.Gly177Asp missense_variant 4/65 ENSP00000453512.1 H0YM91

Frequencies

GnomAD3 genomes
AF:
0.428
AC:
65060
AN:
151868
Hom.:
14833
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.266
Gnomad AMI
AF:
0.447
Gnomad AMR
AF:
0.505
Gnomad ASJ
AF:
0.561
Gnomad EAS
AF:
0.347
Gnomad SAS
AF:
0.511
Gnomad FIN
AF:
0.377
Gnomad MID
AF:
0.459
Gnomad NFE
AF:
0.510
Gnomad OTH
AF:
0.477
GnomAD3 exomes
AF:
0.478
AC:
120199
AN:
251484
Hom.:
29652
AF XY:
0.483
AC XY:
65581
AN XY:
135916
show subpopulations
Gnomad AFR exome
AF:
0.259
Gnomad AMR exome
AF:
0.541
Gnomad ASJ exome
AF:
0.553
Gnomad EAS exome
AF:
0.338
Gnomad SAS exome
AF:
0.512
Gnomad FIN exome
AF:
0.384
Gnomad NFE exome
AF:
0.513
Gnomad OTH exome
AF:
0.503
GnomAD4 exome
AF:
0.495
AC:
723283
AN:
1461772
Hom.:
181610
Cov.:
54
AF XY:
0.495
AC XY:
360297
AN XY:
727196
show subpopulations
Gnomad4 AFR exome
AF:
0.250
Gnomad4 AMR exome
AF:
0.533
Gnomad4 ASJ exome
AF:
0.561
Gnomad4 EAS exome
AF:
0.322
Gnomad4 SAS exome
AF:
0.513
Gnomad4 FIN exome
AF:
0.395
Gnomad4 NFE exome
AF:
0.509
Gnomad4 OTH exome
AF:
0.490
GnomAD4 genome
AF:
0.428
AC:
65105
AN:
151986
Hom.:
14845
Cov.:
32
AF XY:
0.424
AC XY:
31536
AN XY:
74308
show subpopulations
Gnomad4 AFR
AF:
0.266
Gnomad4 AMR
AF:
0.505
Gnomad4 ASJ
AF:
0.561
Gnomad4 EAS
AF:
0.347
Gnomad4 SAS
AF:
0.513
Gnomad4 FIN
AF:
0.377
Gnomad4 NFE
AF:
0.510
Gnomad4 OTH
AF:
0.478
Alfa
AF:
0.500
Hom.:
38772
Bravo
AF:
0.431
TwinsUK
AF:
0.505
AC:
1874
ALSPAC
AF:
0.510
AC:
1965
ESP6500AA
AF:
0.264
AC:
1164
ESP6500EA
AF:
0.512
AC:
4407
ExAC
AF:
0.474
AC:
57595
Asia WGS
AF:
0.468
AC:
1627
AN:
3478
EpiCase
AF:
0.525
EpiControl
AF:
0.519

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxDec 26, 2018This variant is associated with the following publications: (PMID: 33536423, 23064415, 24232574, 24990759, 9202145) -
Microcephaly-thin corpus callosum-intellectual disability syndrome Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabJul 15, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.67
BayesDel_addAF
Benign
-0.41
T
BayesDel_noAF
Benign
-0.21
CADD
Uncertain
24
DANN
Benign
0.88
DEOGEN2
Uncertain
0.56
D;.;.;.
Eigen
Benign
-0.65
Eigen_PC
Benign
-0.58
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Benign
0.75
T;T;T;T
MetaRNN
Benign
0.00031
T;T;T;T
MetaSVM
Benign
-0.82
T
PrimateAI
Pathogenic
0.83
D
PROVEAN
Uncertain
-3.5
D;D;D;D
REVEL
Uncertain
0.29
Sift
Uncertain
0.021
D;T;D;T
Sift4G
Uncertain
0.053
T;D;.;T
Polyphen
0.0060
B;.;.;.
Vest4
0.24
MPC
1.4
ClinPred
0.046
T
GERP RS
4.1
Varity_R
0.71
gMVP
0.78

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: rs2305089; hg19: chr6-166579270; COSMIC: COSV51618064; API