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GeneBe

1-27876660-G-A

Variant summary

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

The NM_001105556.3(THEMIS2):c.167G>A(p.Arg56His) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000217 in 1,613,898 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000053 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000018 ( 0 hom. )

Consequence

THEMIS2
NM_001105556.3 missense

Scores

1
17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.391
Variant links:
Genes affected
THEMIS2 (HGNC:16839): (thymocyte selection associated family member 2) Predicted to be involved in T cell receptor signaling pathway and regulation of B cell activation. Predicted to be active in cytoplasm and nucleus. [provided by Alliance of Genome Resources, Apr 2022]

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=0.048467666).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
THEMIS2NM_001105556.3 linkuse as main transcriptc.167G>A p.Arg56His missense_variant 2/6 ENST00000373921.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
THEMIS2ENST00000373921.8 linkuse as main transcriptc.167G>A p.Arg56His missense_variant 2/65 NM_001105556.3 P1Q5TEJ8-1

Frequencies

GnomAD3 genomes
AF:
0.0000526
AC:
8
AN:
152156
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0000724
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:
0.0000941
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000159
AC:
4
AN:
251196
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135796
show subpopulations
Gnomad AFR exome
AF:
0.0000616
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000880
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.0000185
AC:
27
AN:
1461742
Hom.:
0
Cov.:
31
AF XY:
0.0000220
AC XY:
16
AN XY:
727176
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000171
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000526
AC:
8
AN:
152156
Hom.:
0
Cov.:
31
AF XY:
0.0000538
AC XY:
4
AN XY:
74332
show subpopulations
Gnomad4 AFR
AF:
0.0000724
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.0000941
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.000478
Alfa
AF:
0.0000763
Hom.:
0
Bravo
AF:
0.0000567
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000165
AC:
2
EpiCase
AF:
0.000164
EpiControl
AF:
0.00

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 GeneticsDec 01, 2022The c.167G>A (p.R56H) alteration is located in exon 2 (coding exon 2) of the THEMIS2 gene. This alteration results from a G to A substitution at nucleotide position 167, causing the arginine (R) at amino acid position 56 to be replaced by a histidine (H). 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
0.062
BayesDel_addAF
Benign
-0.35
T
BayesDel_noAF
Benign
-0.56
Cadd
Benign
2.0
Dann
Uncertain
0.99
Eigen
Benign
-0.78
Eigen_PC
Benign
-0.73
FATHMM_MKL
Benign
0.034
N
LIST_S2
Benign
0.63
T;T;T;T;T
M_CAP
Benign
0.0048
T
MetaRNN
Benign
0.048
T;T;T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.81
L;L;L;.;L
MutationTaster
Benign
1.0
N;N;N;N
PrimateAI
Benign
0.18
T
PROVEAN
Benign
-2.0
N;N;N;N;N
REVEL
Benign
0.027
Sift
Benign
0.11
T;T;T;D;T
Sift4G
Benign
0.12
T;T;T;T;T
Polyphen
0.011
B;B;B;.;B
Vest4
0.11
MVP
0.067
MPC
0.46
ClinPred
0.051
T
GERP RS
0.31
Varity_R
0.021
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: rs373885446; hg19: chr1-28203171; COSMIC: COSV61078401; COSMIC: COSV61078401; API