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GeneBe

5-146459203-C-T

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 1P and 6B. PP2BP4_ModerateBS2

The NM_001382548.1(TCERG1):c.758C>T(p.Ala253Val) 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 1,614,282 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00014 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000096 ( 0 hom. )

Consequence

TCERG1
NM_001382548.1 missense

Scores

1
5
13

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.95
Variant links:
Genes affected
TCERG1 (HGNC:15630): (transcription elongation regulator 1) This gene encodes a nuclear protein that regulates transcriptional elongation and pre-mRNA splicing. The encoded protein interacts with the hyperphosphorylated C-terminal domain of RNA polymerase II via multiple FF domains, and with the pre-mRNA splicing factor SF1 via a WW domain. Alternative splicing results in multiple transcripts variants encoding different isoforms. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PP2
Missense variant where missense usually causes diseases, TCERG1
BP4
Computational evidence support a benign effect (MetaRNN=0.14394674).
BS2
High AC in GnomAd at 21 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TCERG1NM_001382548.1 linkuse as main transcriptc.758C>T p.Ala253Val missense_variant 4/23 ENST00000679501.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TCERG1ENST00000679501.2 linkuse as main transcriptc.758C>T p.Ala253Val missense_variant 4/23 NM_001382548.1 A2

Frequencies

GnomAD3 genomes
AF:
0.000138
AC:
21
AN:
152272
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00118
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:
0.000955
GnomAD3 exomes
AF:
0.0000159
AC:
4
AN:
251482
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135918
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000578
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000326
GnomAD4 exome
AF:
0.00000958
AC:
14
AN:
1461892
Hom.:
0
Cov.:
34
AF XY:
0.00000963
AC XY:
7
AN XY:
727246
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000201
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000828
GnomAD4 genome
AF:
0.000138
AC:
21
AN:
152390
Hom.:
0
Cov.:
33
AF XY:
0.000188
AC XY:
14
AN XY:
74528
show subpopulations
Gnomad4 AFR
AF:
0.0000240
Gnomad4 AMR
AF:
0.00118
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:
0.000945
Alfa
AF:
0.0000675
Hom.:
0
Bravo
AF:
0.000302
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 GeneticsOct 25, 2022The c.758C>T (p.A253V) alteration is located in exon 4 (coding exon 4) of the TCERG1 gene. This alteration results from a C to T substitution at nucleotide position 758, causing the alanine (A) at amino acid position 253 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
0.14
BayesDel_addAF
Benign
-0.22
T
BayesDel_noAF
Benign
-0.36
Cadd
Benign
22
Dann
Uncertain
1.0
DEOGEN2
Benign
0.15
T;.
Eigen
Uncertain
0.49
Eigen_PC
Uncertain
0.52
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.88
D;D
M_CAP
Benign
0.012
T
MetaRNN
Benign
0.14
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.69
N;N
MutationTaster
Benign
0.93
D;D
PrimateAI
Uncertain
0.66
T
PROVEAN
Benign
-0.39
N;N
REVEL
Benign
0.11
Sift
Benign
0.29
T;T
Sift4G
Benign
0.26
T;T
Polyphen
0.98
D;D
Vest4
0.43
MutPred
0.34
Gain of sheet (P = 0.0036);Gain of sheet (P = 0.0036);
MVP
0.30
MPC
0.35
ClinPred
0.22
T
GERP RS
5.2
Varity_R
0.10
gMVP
0.34

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: rs141891503; hg19: chr5-145838766; API