dbSNP rs766256171: TERB1:p.Gly245Arg (chr16-66778983-C-T) – ACMG Classification: Uncertain_significance (4 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 4 ACMG points: 4P and 0B. PP2PP3_ModeratePP5

The NM_001136505.2(TERB1):c.733G>A(p.Gly245Arg) variant causes a missense change. The variant allele was found at a frequency of 0.0000348 in 1,521,622 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 0.000046 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000034 ( 0 hom. )

Consequence

TERB1
NM_001136505.2 missense

Scores

Clinical Significance

Pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: 6.01

Publications

2 publications found

Variant links:

Genes affected

TERB1 (HGNC:26675): (telomere repeat binding bouquet formation protein 1) Predicted to be involved in homologous chromosome pairing at meiosis and meiotic attachment of telomere to nuclear envelope. Predicted to be located in chromosome, telomeric region and nuclear inner membrane. Predicted to colocalize with shelterin complex. [provided by Alliance of Genome Resources, Apr 2022]

TERB1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 4 ACMG points.

PP2

Missense variant in the gene, where a lot of missense mutations are associated with disease in ClinVar. The gene has 1 curated pathogenic missense variants (we use a threshold of 10). The gene has 0 curated benign missense variants. Gene score misZ: 1.7865 (below the threshold of 3.09). Trascript score misZ: 1.7409 (below the threshold of 3.09).

PP3

MetaRNN computational evidence supports a deleterious effect, 0.9

PP5

Variant 16-66778983-C-T is Pathogenic according to our data. Variant chr16-66778983-C-T is described in ClinVar as Pathogenic. ClinVar VariationId is 1328957.Status of the report is no_assertion_criteria_provided, 0 stars.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001136505.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	TERB1	NM_001136505.2	MANE Select	c.733G>A	p.Gly245Arg	missense	Exon 10 of 19	NP_001129977.1	Q8NA31-1

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
TERB1	ENST00000433154.6	TSL:5 MANE Select	c.733G>A	p.Gly245Arg	missense	Exon 10 of 19	ENSP00000463762.1	Q8NA31-1
TERB1	ENST00000558713.6	TSL:5	c.733G>A	p.Gly245Arg	missense	Exon 9 of 18	ENSP00000462883.1	Q8NA31-1
TERB1	ENST00000673664.1		c.700G>A	p.Gly234Arg	missense	Exon 10 of 12	ENSP00000500999.1	A0A669KAY0

Frequencies

GnomAD3 genomes

AF:

0.0000460

AC:

AN:

152138

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

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:

0.0000882

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.00000648

AC:

AN:

154314

AF XY:

0.0000123

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:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000336

AC:

AN:

1369484

Hom.:

Cov.:

AF XY:

0.0000298

AC XY:

AN XY:

670496

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

31132

American (AMR)

AF:

0.00

AC:

AN:

34788

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

24710

East Asian (EAS)

AF:

0.00

AC:

AN:

34934

South Asian (SAS)

AF:

0.0000131

AC:

AN:

76556

European-Finnish (FIN)

AF:

0.00

AC:

AN:

48842

Middle Eastern (MID)

AF:

0.000716

AC:

AN:

5584

European-Non Finnish (NFE)

AF:

0.0000379

AC:

AN:

1056332

Other (OTH)

AF:

0.0000177

AC:

AN:

56606

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.454

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<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:

0.0000460

AC:

AN:

152138

Hom.:

Cov.:

AF XY:

0.0000269

AC XY:

AN XY:

74330

show subpopulations

African (AFR)

AF:

0.0000241

AC:

AN:

41428

American (AMR)

AF:

0.00

AC:

AN:

15254

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5208

South Asian (SAS)

AF:

0.00

AC:

AN:

4830

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10598

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000882

AC:

AN:

68030

Other (OTH)

AF:

0.00

AC:

AN:

2090

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.539

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<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:

0.0000712

Hom.:

Bravo

AF:

0.0000340

ExAC

AF:

0.0000398

AC:

ClinVar

ClinVar submissions

Significance:Pathogenic

Revision:no assertion criteria provided

View on ClinVar

Pathogenic

VUS

Benign

Condition

Azoospermia (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Pathogenic

0.95

BayesDel_addAF

Uncertain

0.093

BayesDel_noAF

Uncertain

0.030

CADD

Pathogenic

(source)

DANN

Uncertain

0.98

DEOGEN2

Benign

0.34

Eigen

Pathogenic

0.68

Eigen_PC

Uncertain

0.65

FATHMM_MKL

Uncertain

0.96

LIST_S2

Uncertain

0.91

M_CAP

Uncertain

0.17

MetaRNN

Pathogenic

0.90

MetaSVM

Uncertain

-0.21

MutationAssessor

Uncertain

2.3

PhyloP100

6.0

PrimateAI

Uncertain

0.61

REVEL

Uncertain

0.51

Sift4G

Pathogenic

0.0

Polyphen

1.0

Vest4

0.81

MutPred

0.78

Loss of catalytic residue at S242 (P = 0.1017)

MVP

0.71

ClinPred

0.95

GERP RS

4.9

Varity_R

0.50

gMVP

0.84

Mutation Taster

=81/19

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.060

Details are displayed if max score is > 0.2

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

Publications

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over