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GeneBe

1-6628680-G-A

Variant summary

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

The NM_001195753.2(THAP3):c.256G>A(p.Asp86Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000345 in 1,612,890 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 0.00035 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00035 ( 0 hom. )

Consequence

THAP3
NM_001195753.2 missense

Scores

3
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.163
Variant links:
Genes affected
THAP3 (HGNC:20855): (THAP domain containing 3) Predicted to enable DNA binding activity and metal ion binding activity. Involved in positive regulation of transcription by RNA polymerase II. [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=0.0071235895).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
THAP3NM_001195753.2 linkuse as main transcriptc.256G>A p.Asp86Asn missense_variant 3/6 ENST00000054650.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
THAP3ENST00000054650.9 linkuse as main transcriptc.256G>A p.Asp86Asn missense_variant 3/61 NM_001195753.2 P4Q8WTV1-1

Frequencies

GnomAD3 genomes
AF:
0.000348
AC:
53
AN:
152200
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000724
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000524
Gnomad ASJ
AF:
0.00259
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000485
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000387
AC:
96
AN:
248106
Hom.:
0
AF XY:
0.000431
AC XY:
58
AN XY:
134500
show subpopulations
Gnomad AFR exome
AF:
0.000125
Gnomad AMR exome
AF:
0.000378
Gnomad ASJ exome
AF:
0.00211
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.0000466
Gnomad NFE exome
AF:
0.000484
Gnomad OTH exome
AF:
0.000826
GnomAD4 exome
AF:
0.000345
AC:
504
AN:
1460572
Hom.:
0
Cov.:
31
AF XY:
0.000334
AC XY:
243
AN XY:
726500
show subpopulations
Gnomad4 AFR exome
AF:
0.000149
Gnomad4 AMR exome
AF:
0.000448
Gnomad4 ASJ exome
AF:
0.00253
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.000189
Gnomad4 NFE exome
AF:
0.000325
Gnomad4 OTH exome
AF:
0.000679
GnomAD4 genome
AF:
0.000348
AC:
53
AN:
152318
Hom.:
0
Cov.:
33
AF XY:
0.000430
AC XY:
32
AN XY:
74484
show subpopulations
Gnomad4 AFR
AF:
0.0000722
Gnomad4 AMR
AF:
0.000523
Gnomad4 ASJ
AF:
0.00259
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000485
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000621
Hom.:
0
Bravo
AF:
0.000393
TwinsUK
AF:
0.000539
AC:
2
ALSPAC
AF:
0.000519
AC:
2
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000233
AC:
2
ExAC
AF:
0.000437
AC:
53
EpiCase
AF:
0.00115
EpiControl
AF:
0.000474

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 GeneticsSep 27, 2021The c.256G>A (p.D86N) alteration is located in exon 3 (coding exon 2) of the THAP3 gene. This alteration results from a G to A substitution at nucleotide position 256, causing the aspartic acid (D) at amino acid position 86 to be replaced by an asparagine (N). 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
0.11
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.36
Cadd
Benign
18
Dann
Uncertain
0.99
DEOGEN2
Benign
0.010
T;.;.
Eigen
Benign
-0.49
Eigen_PC
Benign
-0.30
FATHMM_MKL
Benign
0.60
D
LIST_S2
Benign
0.68
T;T;T
M_CAP
Uncertain
0.093
D
MetaRNN
Benign
0.0071
T;T;T
MetaSVM
Uncertain
-0.024
T
MutationAssessor
Benign
0.21
N;N;N
MutationTaster
Benign
1.0
D;N;N;N
PrimateAI
Benign
0.32
T
PROVEAN
Benign
-1.7
N;N;N
REVEL
Benign
0.26
Sift
Benign
0.39
T;T;T
Sift4G
Benign
0.50
T;T;T
Polyphen
0.0060
B;B;B
Vest4
0.079
MVP
0.92
MPC
0.33
ClinPred
0.014
T
GERP RS
4.2
Varity_R
0.053
gMVP
0.33

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: rs140604454; hg19: chr1-6688740; API