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GeneBe

22-29525841-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_003678.5(THOC5):​c.1172C>T​(p.Ala391Val) variant causes a missense change. The variant allele was found at a frequency of 0.00000205 in 1,461,048 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 31)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

THOC5
NM_003678.5 missense

Scores

4
3
11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.11
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]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.821

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
THOC5NM_003678.5 linkuse as main transcriptc.1172C>T p.Ala391Val missense_variant 12/20 ENST00000490103.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
THOC5ENST00000490103.6 linkuse as main transcriptc.1172C>T p.Ala391Val missense_variant 12/201 NM_003678.5 P1
ENST00000411969.1 linkuse as main transcriptn.161+9389C>T intron_variant, non_coding_transcript_variant 5

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD3 exomes
AF:
0.0000239
AC:
6
AN:
251306
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135802
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000326
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:
0.00000205
AC:
3
AN:
1461048
Hom.:
0
Cov.:
30
AF XY:
0.00000275
AC XY:
2
AN XY:
726878
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000756
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
31
Bravo
AF:
0.0000113
ExAC
AF:
0.0000165
AC:
2

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 GeneticsJun 22, 2021The c.1172C>T (p.A391V) alteration is located in exon 13 (coding exon 11) of the THOC5 gene. This alteration results from a C to T substitution at nucleotide position 1172, causing the alanine (A) at amino acid position 391 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
0.28
BayesDel_addAF
Benign
-0.22
T
BayesDel_noAF
Benign
-0.24
CADD
Pathogenic
33
DANN
Uncertain
1.0
DEOGEN2
Benign
0.14
T;T;T;T
Eigen
Pathogenic
0.69
Eigen_PC
Pathogenic
0.73
FATHMM_MKL
Pathogenic
0.99
D
M_CAP
Benign
0.013
T
MetaRNN
Pathogenic
0.82
D;D;D;D
MetaSVM
Benign
-1.1
T
MutationAssessor
Uncertain
2.4
M;M;M;M
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Uncertain
0.68
T
PROVEAN
Benign
-2.0
N;N;N;N
REVEL
Benign
0.28
Sift
Benign
0.098
T;T;T;T
Sift4G
Benign
0.18
T;T;T;T
Polyphen
0.97
D;D;D;D
Vest4
0.76
MutPred
0.84
Gain of helix (P = 0.0696);Gain of helix (P = 0.0696);Gain of helix (P = 0.0696);Gain of helix (P = 0.0696);
MVP
0.55
MPC
1.1
ClinPred
0.45
T
GERP RS
6.1
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.37
gMVP
0.65

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.33
Details are displayed if max score is > 0.2
DS_DG_spliceai
0.28
Position offset: 2
DS_DL_spliceai
0.33
Position offset: -3

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: rs765353596; hg19: chr22-29921830; COSMIC: COSV63800361; COSMIC: COSV63800361; API