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GeneBe

14-20371618-C-T

Variant summary

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

The NM_007110.5(TEP1):c.7091G>A(p.Arg2364Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000583 in 1,578,478 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 0.00014 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000050 ( 0 hom. )

Consequence

TEP1
NM_007110.5 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.632
Variant links:
Genes affected
TEP1 (HGNC:11726): (telomerase associated protein 1) This gene product is a component of the ribonucleoprotein complex responsible for telomerase activity which catalyzes the addition of new telomeres on the chromosome ends. The telomerase-associated proteins are conserved from ciliates to humans. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jan 2016]

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=0.028994977).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TEP1NM_007110.5 linkuse as main transcriptc.7091G>A p.Arg2364Gln missense_variant 50/55 ENST00000262715.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TEP1ENST00000262715.10 linkuse as main transcriptc.7091G>A p.Arg2364Gln missense_variant 50/551 NM_007110.5 P1Q99973-1

Frequencies

GnomAD3 genomes
AF:
0.000138
AC:
21
AN:
152130
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00105
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:
0.0000147
Gnomad OTH
AF:
0.000958
GnomAD3 exomes
AF:
0.0000369
AC:
8
AN:
217094
Hom.:
0
AF XY:
0.0000423
AC XY:
5
AN XY:
118112
show subpopulations
Gnomad AFR exome
AF:
0.0000642
Gnomad AMR exome
AF:
0.000179
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000125
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000954
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000498
AC:
71
AN:
1426348
Hom.:
0
Cov.:
31
AF XY:
0.0000437
AC XY:
31
AN XY:
709050
show subpopulations
Gnomad4 AFR exome
AF:
0.0000324
Gnomad4 AMR exome
AF:
0.000286
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000253
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000517
Gnomad4 OTH exome
AF:
0.0000509
GnomAD4 genome
AF:
0.000138
AC:
21
AN:
152130
Hom.:
0
Cov.:
32
AF XY:
0.000161
AC XY:
12
AN XY:
74328
show subpopulations
Gnomad4 AFR
AF:
0.0000483
Gnomad4 AMR
AF:
0.00105
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.000958
Alfa
AF:
0.0000388
Hom.:
0
Bravo
AF:
0.000234
ExAC
AF:
0.0000330
AC:
4
EpiCase
AF:
0.0000548
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 GeneticsJul 06, 2021The c.7091G>A (p.R2364Q) alteration is located in exon 50 (coding exon 49) of the TEP1 gene. This alteration results from a G to A substitution at nucleotide position 7091, causing the arginine (R) at amino acid position 2364 to be replaced by a glutamine (Q). 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
0.073
BayesDel_addAF
Benign
-0.47
T
BayesDel_noAF
Benign
-0.64
Cadd
Benign
16
Dann
Uncertain
0.98
DEOGEN2
Benign
0.075
T;T
Eigen
Benign
-0.80
Eigen_PC
Benign
-0.78
FATHMM_MKL
Benign
0.030
N
LIST_S2
Benign
0.76
T;T
M_CAP
Benign
0.0073
T
MetaRNN
Benign
0.029
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.57
N;.
MutationTaster
Benign
0.62
D;N;N
PrimateAI
Benign
0.18
T
PROVEAN
Benign
-0.40
N;N
REVEL
Benign
0.067
Sift
Benign
0.32
T;T
Sift4G
Benign
0.31
T;T
Polyphen
0.012
B;B
Vest4
0.19
MVP
0.33
MPC
0.13
ClinPred
0.027
T
GERP RS
-2.9
Varity_R
0.018
gMVP
0.24

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.17
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: rs780380429; hg19: chr14-20839777; COSMIC: COSV52996145; COSMIC: COSV52996145; API