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GeneBe

5-79649169-A-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001114394.3(TENT2):c.1006A>T(p.Met336Leu) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000372 in 1,613,080 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000014 ( 0 hom. )

Consequence

TENT2
NM_001114394.3 missense

Scores

4
9
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.18
Variant links:
Genes affected
TENT2 (HGNC:26776): (terminal nucleotidyltransferase 2) Enables 5'-3' RNA polymerase activity and polynucleotide adenylyltransferase activity. Involved in RNA metabolic process and negative regulation of RNA catabolic process. Predicted to be located in nucleus. Predicted to be part of nuclear RNA-directed RNA polymerase complex. Predicted to be active in cytosol. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TENT2NM_001114394.3 linkuse as main transcriptc.1006A>T p.Met336Leu missense_variant 10/15 ENST00000453514.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TENT2ENST00000453514.6 linkuse as main transcriptc.1006A>T p.Met336Leu missense_variant 10/155 NM_001114394.3 A1Q6PIY7-1

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152132
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000965
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.00
GnomAD3 exomes
AF:
0.00000798
AC:
2
AN:
250646
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135502
show subpopulations
Gnomad AFR exome
AF:
0.000123
Gnomad AMR exome
AF:
0.00
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:
0.00
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1460948
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
726758
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.00
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:
0.0000166
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152132
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74320
show subpopulations
Gnomad4 AFR
AF:
0.0000965
Gnomad4 AMR
AF:
0.00
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:
0.00
Bravo
AF:
0.0000567
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 GeneticsJan 17, 2023The c.1006A>T (p.M336L) alteration is located in exon 10 (coding exon 9) of the PAPD4 gene. This alteration results from a A to T substitution at nucleotide position 1006, causing the methionine (M) at amino acid position 336 to be replaced by a leucine (L). 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
0.29
BayesDel_addAF
Benign
-0.015
T
BayesDel_noAF
Uncertain
-0.020
Cadd
Uncertain
24
Dann
Uncertain
0.98
DEOGEN2
Uncertain
0.63
D;.;D;D
Eigen
Uncertain
0.45
Eigen_PC
Uncertain
0.56
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.95
D;D;.;.
M_CAP
Benign
0.020
T
MetaRNN
Uncertain
0.63
D;D;D;D
MetaSVM
Benign
-0.99
T
MutationAssessor
Benign
1.5
L;.;L;L
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Pathogenic
0.86
D
PROVEAN
Uncertain
-2.9
D;D;D;D
REVEL
Uncertain
0.30
Sift
Pathogenic
0.0
D;D;D;D
Sift4G
Pathogenic
0.0
D;D;D;D
Polyphen
0.75
P;P;P;P
Vest4
0.80
MutPred
0.73
Gain of helix (P = 0.0496);.;Gain of helix (P = 0.0496);Gain of helix (P = 0.0496);
MVP
0.51
MPC
0.78
ClinPred
0.91
D
GERP RS
5.9
Varity_R
0.81
gMVP
0.72

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.050
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: rs781564324; hg19: chr5-78944992; API