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GeneBe

6-127813073-G-A

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_001010923.3(THEMIS):c.1568C>T(p.Ala523Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000867 in 1,613,962 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 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: 0.0000082 ( 0 hom. )

Consequence

THEMIS
NM_001010923.3 missense

Scores

16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.97
Variant links:
Genes affected
THEMIS (HGNC:21569): (thymocyte selection associated) This gene encodes a protein that plays a regulatory role in both positive and negative T-cell selection during late thymocyte development. The protein functions through T-cell antigen receptor signaling, and is necessary for proper lineage commitment and maturation of T-cells. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Sep 2009]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.06199345).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
THEMISNM_001010923.3 linkuse as main transcriptc.1568C>T p.Ala523Val missense_variant 4/6 ENST00000368248.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
THEMISENST00000368248.5 linkuse as main transcriptc.1568C>T p.Ala523Val missense_variant 4/61 NM_001010923.3 P1Q8N1K5-1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152116
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000159
AC:
4
AN:
251272
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135790
show subpopulations
Gnomad AFR exome
AF:
0.000123
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000109
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000821
AC:
12
AN:
1461846
Hom.:
0
Cov.:
31
AF XY:
0.00000550
AC XY:
4
AN XY:
727222
show subpopulations
Gnomad4 AFR exome
AF:
0.000269
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152116
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74298
show subpopulations
Gnomad4 AFR
AF:
0.0000483
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:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.0000416
ExAC
AF:
0.00000824
AC:
1

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 GeneticsMar 03, 2022The c.1568C>T (p.A523V) alteration is located in exon 4 (coding exon 4) of the THEMIS gene. This alteration results from a C to T substitution at nucleotide position 1568, causing the alanine (A) at amino acid position 523 to be replaced by a valine (V). 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
0.071
BayesDel_addAF
Benign
-0.52
T
BayesDel_noAF
Benign
-0.76
Cadd
Benign
5.4
Dann
Benign
0.97
DEOGEN2
Benign
0.064
T;T;.;T;.
Eigen
Benign
-0.54
Eigen_PC
Benign
-0.45
FATHMM_MKL
Benign
0.14
N
M_CAP
Benign
0.0018
T
MetaRNN
Benign
0.062
T;T;T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.3
L;L;.;.;L
MutationTaster
Benign
1.0
N;N;N;N
PrimateAI
Benign
0.23
T
REVEL
Benign
0.055
Sift4G
Benign
0.24
T;T;T;T;T
Polyphen
0.0030
B;B;.;.;.
Vest4
0.036
MutPred
0.18
Loss of relative solvent accessibility (P = 0.0186);Loss of relative solvent accessibility (P = 0.0186);.;.;Loss of relative solvent accessibility (P = 0.0186);
MVP
0.18
ClinPred
0.055
T
GERP RS
4.8
Varity_R
0.070
gMVP
0.16

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: rs777955245; hg19: chr6-128134218; COSMIC: COSV64071684; COSMIC: COSV64071684; API