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rs398122366

Variant summary

Our verdict is Uncertain significance. Variant got 5 ACMG points: 5P and 0B. PM2PP3_ModeratePP5

The NM_001102401.4(TTI2):c.1100C>T(p.Pro367Leu) variant causes a missense change. The variant allele was found at a frequency of 0.00000992 in 1,613,586 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 Pathogenic (no stars).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000096 ( 0 hom. )

Consequence

TTI2
NM_001102401.4 missense

Scores

3
7
6

Clinical Significance

Pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: 5.89
Variant links:
Genes affected
TTI2 (HGNC:26262): (TELO2 interacting protein 2) This gene encodes a regulator of the DNA damage response. The protein is a component of the Triple T complex (TTT) which also includes telomere length regulation protein and TELO2 interacting protein 1. The TTT complex is involved in cellular resistance to DNA damage stresses and may act as a regulator of phosphoinositide-3-kinase-related protein kinase (PIKK) abundance. [provided by RefSeq, May 2013]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.856
PP5
Variant 8-33503763-G-A is Pathogenic according to our data. Variant chr8-33503763-G-A is described in ClinVar as [Pathogenic]. Clinvar id is 88867.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr8-33503763-G-A is described in Lovd as [Likely_pathogenic].

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TTI2NM_001102401.4 linkuse as main transcriptc.1100C>T p.Pro367Leu missense_variant 5/8 ENST00000431156.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TTI2ENST00000431156.7 linkuse as main transcriptc.1100C>T p.Pro367Leu missense_variant 5/81 NM_001102401.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152108
Hom.:
0
Cov.:
32
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:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000359
AC:
9
AN:
250560
Hom.:
0
AF XY:
0.0000369
AC XY:
5
AN XY:
135444
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000163
Gnomad SAS exome
AF:
0.0000981
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000265
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000958
AC:
14
AN:
1461478
Hom.:
0
Cov.:
32
AF XY:
0.0000124
AC XY:
9
AN XY:
727022
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.0000464
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000719
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152108
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74292
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000545
Hom.:
0
ExAC
AF:
0.0000330
AC:
4

ClinVar

Significance: Pathogenic
Submissions summary: Pathogenic:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Severe intellectual disability-short stature-behavioral abnormalities-facial dysmorphism syndrome Pathogenic:1
Pathogenic, no assertion criteria providedliterature onlyOMIMSep 21, 2011- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.25
BayesDel_addAF
Uncertain
0.14
D
BayesDel_noAF
Pathogenic
0.22
Cadd
Uncertain
24
Dann
Uncertain
1.0
DEOGEN2
Benign
0.28
T;T;T;.
Eigen
Uncertain
0.55
Eigen_PC
Uncertain
0.46
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Benign
0.86
D;.;.;D
M_CAP
Benign
0.056
D
MetaRNN
Pathogenic
0.86
D;D;D;D
MetaSVM
Uncertain
0.25
D
MutationAssessor
Uncertain
2.8
M;M;M;.
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Uncertain
0.67
T
Sift4G
Benign
0.080
T;T;T;T
Polyphen
1.0
D;D;D;D
Vest4
0.80
MutPred
0.77
Gain of helix (P = 0.0349);Gain of helix (P = 0.0349);Gain of helix (P = 0.0349);.;
MVP
0.82
MPC
0.63
ClinPred
0.84
D
GERP RS
5.5
Varity_R
0.34
gMVP
0.59

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: rs398122366; hg19: chr8-33361281; API