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GeneBe

2-161416574-T-C

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP4_ModerateBS2

The NM_006593.4(TBR1):c.164T>C(p.Ile55Thr) variant causes a missense change. The variant allele was found at a frequency of 0.0000279 in 1,613,898 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000027 ( 0 hom. )

Consequence

TBR1
NM_006593.4 missense

Scores

1
2
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.77
Variant links:
Genes affected
TBR1 (HGNC:11590): (T-box brain transcription factor 1) This gene is a member of a 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 numerous developmental processes. In mouse, the ortholog of this gene is expressed in the cerebral cortex, hippocampus, amygdala and olfactory bulb and is thought to play an important role in neuronal migration and axonal projection. In mouse, the C-terminal region of this protein was found to be necessary and sufficient for association with the guanylate kinase domain of calcium/calmodulin-dependent serine protein kinase. [provided by RefSeq, Dec 2015]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.075873554).
BS2
High AC in GnomAd at 5 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TBR1NM_006593.4 linkuse as main transcriptc.164T>C p.Ile55Thr missense_variant 1/6 ENST00000389554.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TBR1ENST00000389554.8 linkuse as main transcriptc.164T>C p.Ile55Thr missense_variant 1/61 NM_006593.4 P1Q16650-1
TBR1ENST00000463544.1 linkuse as main transcriptn.244T>C non_coding_transcript_exon_variant 1/22

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152006
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.000576
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000208
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000239
AC:
6
AN:
251444
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135912
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.000397
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000879
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.0000274
AC:
40
AN:
1461892
Hom.:
0
Cov.:
31
AF XY:
0.0000193
AC XY:
14
AN XY:
727246
show subpopulations
Gnomad4 AFR exome
AF:
0.0000597
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.000765
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000899
Gnomad4 OTH exome
AF:
0.0000993
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152006
Hom.:
0
Cov.:
32
AF XY:
0.0000539
AC XY:
4
AN XY:
74256
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.000576
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000208
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000868
Hom.:
0
Bravo
AF:
0.0000491
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Autism, susceptibility to, 5 Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingRevvity Omics, RevvityApr 20, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.20
BayesDel_addAF
Benign
-0.040
T
BayesDel_noAF
Benign
-0.30
Cadd
Uncertain
24
Dann
Benign
0.93
DEOGEN2
Benign
0.21
T
Eigen
Benign
-0.23
Eigen_PC
Benign
0.00058
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.86
D
M_CAP
Benign
0.028
D
MetaRNN
Benign
0.076
T
MetaSVM
Benign
-0.60
T
MutationAssessor
Benign
0.0
N
MutationTaster
Benign
0.90
D
PrimateAI
Pathogenic
0.86
D
PROVEAN
Benign
0.090
N
REVEL
Benign
0.24
Sift
Benign
0.033
D
Sift4G
Benign
0.15
T
Polyphen
0.0
B
Vest4
0.27
MutPred
0.24
Loss of stability (P = 0.0017);
MVP
0.25
ClinPred
0.13
T
GERP RS
5.2
Varity_R
0.092
gMVP
0.24

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: rs201185594; hg19: chr2-162273085; API