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17-47744192-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BP4_ModerateBP6_Moderate

The NM_013351.2(TBX21):c.769-3C>T variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000424 in 1,614,122 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0023 ( 1 hom., cov: 32)
Exomes 𝑓: 0.00023 ( 1 hom. )

Consequence

TBX21
NM_013351.2 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.008917
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.62
Variant links:
Genes affected
TBX21 (HGNC:11599): (T-box transcription factor 21) This gene is a member of a phylogenetically conserved family of genes that share a common DNA-binding domain, the T-box. T-box genes encode transcription factors involved in the regulation of developmental processes. This gene is the human ortholog of mouse Tbx21/Tbet gene. Studies in mouse show that Tbx21 protein is a Th1 cell-specific transcription factor that controls the expression of the hallmark Th1 cytokine, interferon-gamma (IFNG). Expression of the human ortholog also correlates with IFNG expression in Th1 and natural killer cells, suggesting a role for this gene in initiating Th1 lineage development from naive Th precursor cells. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.4).
BP6
Variant 17-47744192-C-T is Benign according to our data. Variant chr17-47744192-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 781304.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TBX21NM_013351.2 linkuse as main transcriptc.769-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000177694.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TBX21ENST00000177694.2 linkuse as main transcriptc.769-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_013351.2 P1

Frequencies

GnomAD3 genomes
AF:
0.00231
AC:
352
AN:
152210
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00787
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00124
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:
0.00287
GnomAD3 exomes
AF:
0.000533
AC:
134
AN:
251262
Hom.:
0
AF XY:
0.000346
AC XY:
47
AN XY:
135792
show subpopulations
Gnomad AFR exome
AF:
0.00714
Gnomad AMR exome
AF:
0.000318
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:
0.0000264
Gnomad OTH exome
AF:
0.000653
GnomAD4 exome
AF:
0.000226
AC:
331
AN:
1461794
Hom.:
1
Cov.:
32
AF XY:
0.000202
AC XY:
147
AN XY:
727210
show subpopulations
Gnomad4 AFR exome
AF:
0.00812
Gnomad4 AMR exome
AF:
0.000403
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000899
Gnomad4 OTH exome
AF:
0.000480
GnomAD4 genome
AF:
0.00232
AC:
354
AN:
152328
Hom.:
1
Cov.:
32
AF XY:
0.00230
AC XY:
171
AN XY:
74476
show subpopulations
Gnomad4 AFR
AF:
0.00789
Gnomad4 AMR
AF:
0.00124
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:
0.00284
Alfa
AF:
0.00144
Hom.:
0
Bravo
AF:
0.00280
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.000109
EpiControl
AF:
0.000119

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeMay 31, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.40
Cadd
Benign
15
Dann
Benign
0.73

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.0089
dbscSNV1_RF
Benign
0.31
SpliceAI score (max)
0.030
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: rs74476153; hg19: chr17-45821558; API