rs878853271

Variant summary

Our verdict is Likely pathogenic. The variant received 7 ACMG points: 7P and 0B. PM2PP3_StrongPP5

The NM_016111.4(TELO2):​c.2159A>T​(p.Asp720Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000335 in 1,612,030 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 Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000034 ( 0 hom. )

Consequence

TELO2
NM_016111.4 missense

Scores

9
8
2

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications P:3U:1

Conservation

PhyloP100: 7.69

Publications

4 publications found
Variant links:
Genes affected
TELO2 (HGNC:29099): (telomere maintenance 2) This gene encodes a protein that functions as an S-phase checkpoint protein in the cell cycle. The protein may also play a role in DNA repair.[provided by RefSeq, Mar 2009]
TELO2 Gene-Disease associations (from GenCC):
  • TELO2-related intellectual disability-neurodevelopmental disorder
    Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Labcorp Genetics (formerly Invitae), Orphanet, ClinGen, G2P

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_pathogenic. The variant received 7 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.977
PP5
Variant 16-1506984-A-T is Pathogenic according to our data. Variant chr16-1506984-A-T is described in ClinVar as Conflicting_classifications_of_pathogenicity. ClinVar VariationId is 236226.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
TELO2NM_016111.4 linkc.2159A>T p.Asp720Val missense_variant Exon 18 of 21 ENST00000262319.11 NP_057195.2 Q9Y4R8B4DXS2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
TELO2ENST00000262319.11 linkc.2159A>T p.Asp720Val missense_variant Exon 18 of 21 1 NM_016111.4 ENSP00000262319.6 Q9Y4R8

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152114
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.0000735
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000122
AC:
3
AN:
246476
AF XY:
0.00000748
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000270
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000336
AC:
49
AN:
1459916
Hom.:
0
Cov.:
32
AF XY:
0.0000289
AC XY:
21
AN XY:
726056
show subpopulations
African (AFR)
AF:
0.0000299
AC:
1
AN:
33450
American (AMR)
AF:
0.00
AC:
0
AN:
44560
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26032
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39676
South Asian (SAS)
AF:
0.00
AC:
0
AN:
85886
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
52982
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5748
European-Non Finnish (NFE)
AF:
0.0000414
AC:
46
AN:
1111276
Other (OTH)
AF:
0.0000332
AC:
2
AN:
60306
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.511
Heterozygous variant carriers
0
3
6
9
12
15
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152114
Hom.:
0
Cov.:
33
AF XY:
0.0000404
AC XY:
3
AN XY:
74310
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41426
American (AMR)
AF:
0.00
AC:
0
AN:
15272
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3468
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5192
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4824
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10610
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
314
European-Non Finnish (NFE)
AF:
0.0000735
AC:
5
AN:
68004
Other (OTH)
AF:
0.00
AC:
0
AN:
2092
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.425
Heterozygous variant carriers
0
1
2
2
3
4
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.0000565
Hom.:
0

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Pathogenic:3Uncertain:1
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

TELO2-related intellectual disability-neurodevelopmental disorder Pathogenic:3
-
Baylor-Hopkins Center for Mendelian Genomics, Johns Hopkins University School of Medicine
Significance:Pathogenic
Review Status:criteria provided, single submitter
Collection Method:research

- -

Sep 10, 2019
OMIM
Significance:Pathogenic
Review Status:no assertion criteria provided
Collection Method:literature only

- -

Jun 08, 2017
HudsonAlpha Institute for Biotechnology, HudsonAlpha Institute for Biotechnology
Significance:Pathogenic
Review Status:criteria provided, single submitter
Collection Method:research

- -

not provided Uncertain:1
Aug 17, 2018
Eurofins Ntd Llc (ga)
Significance:Uncertain significance
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.90
BayesDel_addAF
Pathogenic
0.26
D
BayesDel_noAF
Pathogenic
0.21
CADD
Pathogenic
28
DANN
Uncertain
0.99
DEOGEN2
Uncertain
0.66
D
Eigen
Pathogenic
0.74
Eigen_PC
Uncertain
0.65
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Uncertain
0.95
D
M_CAP
Uncertain
0.13
D
MetaRNN
Pathogenic
0.98
D
MetaSVM
Benign
-0.47
T
MutationAssessor
Pathogenic
3.2
M
PhyloP100
7.7
PrimateAI
Uncertain
0.51
T
PROVEAN
Pathogenic
-7.3
D
REVEL
Pathogenic
0.76
Sift
Pathogenic
0.0
D
Sift4G
Uncertain
0.0020
D
Polyphen
1.0
D
Vest4
0.99
MutPred
0.82
Loss of loop (P = 0.2237);
MVP
0.70
MPC
0.68
ClinPred
0.99
D
GERP RS
4.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.82
gMVP
0.80
Mutation Taster
=17/83
disease causing (ClinVar)

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.040
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

Other links and lift over

dbSNP: rs878853271; hg19: chr16-1556985; API