9-99105255-TGGCGGCGGCGGCGGCGGC-TGGCGGCGGCGGC

Variant summary

Our verdict is Benign. The variant received -12 ACMG points: 0P and 12B. BP6_Very_StrongBS2

The NM_004612.4(TGFBR1):​c.73_78delGCGGCG​(p.Ala25_Ala26del) variant causes a conservative inframe deletion change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000441 in 1,043,466 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Likely benign (★★). Synonymous variant affecting the same amino acid position (i.e. A25A) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.000070 ( 0 hom., cov: 30)
Exomes 𝑓: 0.000040 ( 0 hom. )

Consequence

TGFBR1
NM_004612.4 conservative_inframe_deletion

Scores

Not classified

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:5

Conservation

PhyloP100: 2.84

Publications

24 publications found
Variant links:
Genes affected
TGFBR1 (HGNC:11772): (transforming growth factor beta receptor 1) The protein encoded by this gene forms a heteromeric complex with type II TGF-beta receptors when bound to TGF-beta, transducing the TGF-beta signal from the cell surface to the cytoplasm. The encoded protein is a serine/threonine protein kinase. Mutations in this gene have been associated with Loeys-Dietz aortic aneurysm syndrome (LDAS). Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Aug 2008]
TGFBR1 Gene-Disease associations (from GenCC):
  • familial thoracic aortic aneurysm and aortic dissection
    Inheritance: AD Classification: DEFINITIVE, SUPPORTIVE Submitted by: Orphanet, ClinGen
  • Loeys-Dietz syndrome
    Inheritance: AD Classification: DEFINITIVE, SUPPORTIVE Submitted by: Orphanet, ClinGen
  • Loeys-Dietz syndrome 1
    Inheritance: AD Classification: DEFINITIVE, STRONG Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics, PanelApp Australia, Genomics England PanelApp, G2P
  • multiple self-healing squamous epithelioma
    Inheritance: AD Classification: DEFINITIVE, STRONG, MODERATE, SUPPORTIVE Submitted by: G2P, Orphanet, Labcorp Genetics (formerly Invitae), Ambry Genetics, ClinGen

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -12 ACMG points.

BP6
Variant 9-99105255-TGGCGGC-T is Benign according to our data. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr9-99105255-TGGCGGC-T is described in CliVar as Benign/Likely_benign. Clinvar id is 263873.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High AC in GnomAd4 at 10 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
TGFBR1NM_004612.4 linkc.73_78delGCGGCG p.Ala25_Ala26del conservative_inframe_deletion Exon 1 of 9 ENST00000374994.9 NP_004603.1 P36897-1Q5T7S2B4DXN7

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
TGFBR1ENST00000374994.9 linkc.73_78delGCGGCG p.Ala25_Ala26del conservative_inframe_deletion Exon 1 of 9 1 NM_004612.4 ENSP00000364133.4 P36897-1

Frequencies

GnomAD3 genomes
AF:
0.0000702
AC:
10
AN:
142424
Hom.:
0
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.0000255
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000688
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000413
Gnomad SAS
AF:
0.000217
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00347
Gnomad NFE
AF:
0.0000619
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.0000400
AC:
36
AN:
900942
Hom.:
0
AF XY:
0.0000402
AC XY:
17
AN XY:
422746
show subpopulations
African (AFR)
AF:
0.000345
AC:
6
AN:
17388
American (AMR)
AF:
0.00
AC:
0
AN:
2804
Ashkenazi Jewish (ASJ)
AF:
0.000137
AC:
1
AN:
7300
East Asian (EAS)
AF:
0.000109
AC:
1
AN:
9214
South Asian (SAS)
AF:
0.000111
AC:
2
AN:
18064
European-Finnish (FIN)
AF:
0.000194
AC:
1
AN:
5142
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
1952
European-Non Finnish (NFE)
AF:
0.0000272
AC:
22
AN:
807748
Other (OTH)
AF:
0.0000958
AC:
3
AN:
31330
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.431
Heterozygous variant carriers
0
2
4
6
8
10
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:
0.0000702
AC:
10
AN:
142524
Hom.:
0
Cov.:
30
AF XY:
0.000101
AC XY:
7
AN XY:
69398
show subpopulations
African (AFR)
AF:
0.0000254
AC:
1
AN:
39328
American (AMR)
AF:
0.0000687
AC:
1
AN:
14554
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3342
East Asian (EAS)
AF:
0.000415
AC:
2
AN:
4824
South Asian (SAS)
AF:
0.000217
AC:
1
AN:
4608
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
8144
Middle Eastern (MID)
AF:
0.00376
AC:
1
AN:
266
European-Non Finnish (NFE)
AF:
0.0000619
AC:
4
AN:
64622
Other (OTH)
AF:
0.00
AC:
0
AN:
1984
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.495
Heterozygous variant carriers
0
1
2
3
4
5
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:
0.00
Hom.:
37

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:5
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Familial thoracic aortic aneurysm and aortic dissection Benign:3
Feb 14, 2019
CHEO Genetics Diagnostic Laboratory, Children's Hospital of Eastern Ontario
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Mar 19, 2015
Ambry Genetics
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This alteration is classified as benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Dec 29, 2024
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

TGFBR1-related disorder Benign:1
Sep 13, 2021
PreventionGenetics, part of Exact Sciences
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

not provided Benign:1
May 08, 2021
GeneDx
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
PhyloP100
2.8
Mutation Taster
=188/12
polymorphism

Splicing

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

Publications

Other links and lift over

dbSNP: rs11466445; hg19: chr9-101867537; API