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GeneBe

22-29531914-T-C

Variant summary

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

The NM_003678.5(THOC5):ā€‹c.764A>Gā€‹(p.His255Arg) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000075 in 1,614,004 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.00038 ( 0 hom., cov: 33)
Exomes š‘“: 0.000043 ( 0 hom. )

Consequence

THOC5
NM_003678.5 missense

Scores

1
1
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.85
Variant links:
Genes affected
THOC5 (HGNC:19074): (THO complex subunit 5) Predicted to enable mRNA binding activity. Involved in several processes, including monocyte differentiation; negative regulation of DNA damage checkpoint; and viral mRNA export from host cell nucleus. Located in nucleoplasm. Part of THO complex part of transcription export complex. Colocalizes with chromosome, telomeric region. Implicated in breast carcinoma. [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=0.044864982).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
THOC5NM_003678.5 linkuse as main transcriptc.764A>G p.His255Arg missense_variant 8/20 ENST00000490103.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
THOC5ENST00000490103.6 linkuse as main transcriptc.764A>G p.His255Arg missense_variant 8/201 NM_003678.5 P1
ENST00000411969.1 linkuse as main transcriptn.161+3316A>G intron_variant, non_coding_transcript_variant 5

Frequencies

GnomAD3 genomes
AF:
0.000381
AC:
58
AN:
152122
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00130
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000197
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:
0.000479
GnomAD3 exomes
AF:
0.0000955
AC:
24
AN:
251424
Hom.:
0
AF XY:
0.0000736
AC XY:
10
AN XY:
135894
show subpopulations
Gnomad AFR exome
AF:
0.00129
Gnomad AMR exome
AF:
0.0000578
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000431
AC:
63
AN:
1461882
Hom.:
0
Cov.:
33
AF XY:
0.0000330
AC XY:
24
AN XY:
727240
show subpopulations
Gnomad4 AFR exome
AF:
0.00152
Gnomad4 AMR exome
AF:
0.000112
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.0000662
GnomAD4 genome
AF:
0.000381
AC:
58
AN:
152122
Hom.:
0
Cov.:
33
AF XY:
0.000417
AC XY:
31
AN XY:
74300
show subpopulations
Gnomad4 AFR
AF:
0.00130
Gnomad4 AMR
AF:
0.000197
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:
0.000479
Alfa
AF:
0.0000840
Hom.:
0
Bravo
AF:
0.000480
ESP6500AA
AF:
0.00113
AC:
5
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000132
AC:
16

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 21, 2023The c.764A>G (p.H255R) alteration is located in exon 9 (coding exon 7) of the THOC5 gene. This alteration results from a A to G substitution at nucleotide position 764, causing the histidine (H) at amino acid position 255 to be replaced by an arginine (R). 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
0.17
BayesDel_addAF
Benign
-0.41
T
BayesDel_noAF
Benign
-0.39
CADD
Benign
20
DANN
Benign
0.86
DEOGEN2
Benign
0.028
T;T;T;T
Eigen
Benign
-0.25
Eigen_PC
Benign
0.054
FATHMM_MKL
Pathogenic
0.99
D
M_CAP
Benign
0.0077
T
MetaRNN
Benign
0.045
T;T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.41
N;N;N;N
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Uncertain
0.75
T
PROVEAN
Benign
1.5
N;N;N;N
REVEL
Benign
0.21
Sift
Benign
1.0
T;T;T;T
Sift4G
Benign
1.0
T;T;T;T
Polyphen
0.0020
B;B;B;B
Vest4
0.55
MVP
0.20
MPC
1.1
ClinPred
0.074
T
GERP RS
6.0
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.28
gMVP
0.39

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: rs143914834; hg19: chr22-29927903; API