chr9-99138128-A-G

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_004612.4(TGFBR1):​c.805+39A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0262 in 1,549,336 control chromosomes in the GnomAD database, including 5,054 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.032 ( 591 hom., cov: 32)
Exomes 𝑓: 0.026 ( 4463 hom. )

Consequence

TGFBR1
NM_004612.4 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:5

Conservation

PhyloP100: 1.83
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]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.84).
BP6
Variant 9-99138128-A-G is Benign according to our data. Variant chr9-99138128-A-G is described in ClinVar as [Benign]. Clinvar id is 259453.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.393 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TGFBR1NM_004612.4 linkuse as main transcriptc.805+39A>G intron_variant ENST00000374994.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TGFBR1ENST00000374994.9 linkuse as main transcriptc.805+39A>G intron_variant 1 NM_004612.4 P4P36897-1

Frequencies

GnomAD3 genomes
AF:
0.0320
AC:
4869
AN:
152174
Hom.:
594
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00564
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0999
Gnomad ASJ
AF:
0.00173
Gnomad EAS
AF:
0.408
Gnomad SAS
AF:
0.118
Gnomad FIN
AF:
0.0121
Gnomad MID
AF:
0.00633
Gnomad NFE
AF:
0.00334
Gnomad OTH
AF:
0.0297
GnomAD3 exomes
AF:
0.0665
AC:
16409
AN:
246870
Hom.:
2208
AF XY:
0.0635
AC XY:
8497
AN XY:
133776
show subpopulations
Gnomad AFR exome
AF:
0.00570
Gnomad AMR exome
AF:
0.134
Gnomad ASJ exome
AF:
0.00159
Gnomad EAS exome
AF:
0.429
Gnomad SAS exome
AF:
0.103
Gnomad FIN exome
AF:
0.0115
Gnomad NFE exome
AF:
0.00310
Gnomad OTH exome
AF:
0.0390
GnomAD4 exome
AF:
0.0256
AC:
35779
AN:
1397042
Hom.:
4463
Cov.:
22
AF XY:
0.0273
AC XY:
19054
AN XY:
698608
show subpopulations
Gnomad4 AFR exome
AF:
0.00524
Gnomad4 AMR exome
AF:
0.129
Gnomad4 ASJ exome
AF:
0.00191
Gnomad4 EAS exome
AF:
0.409
Gnomad4 SAS exome
AF:
0.104
Gnomad4 FIN exome
AF:
0.0102
Gnomad4 NFE exome
AF:
0.00219
Gnomad4 OTH exome
AF:
0.0356
GnomAD4 genome
AF:
0.0320
AC:
4869
AN:
152294
Hom.:
591
Cov.:
32
AF XY:
0.0371
AC XY:
2762
AN XY:
74458
show subpopulations
Gnomad4 AFR
AF:
0.00563
Gnomad4 AMR
AF:
0.100
Gnomad4 ASJ
AF:
0.00173
Gnomad4 EAS
AF:
0.407
Gnomad4 SAS
AF:
0.118
Gnomad4 FIN
AF:
0.0121
Gnomad4 NFE
AF:
0.00334
Gnomad4 OTH
AF:
0.0326
Alfa
AF:
0.0167
Hom.:
72
Bravo
AF:
0.0375
Asia WGS
AF:
0.250
AC:
869
AN:
3478

ClinVar

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

Submissions by phenotype

not specified Benign:3
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -
Benign, criteria provided, single submitterclinical testingUnidad de Genómica Garrahan, Hospital de Pediatría GarrahanJan 24, 2024This variant is classified as Benign based on local population frequency. This variant was detected in 20% of patients studied by a panel of primary immunodeficiencies. Number of patients: 18. Only high quality variants are reported. -
Benign, criteria provided, single submitterclinical testingARUP Laboratories, Molecular Genetics and Genomics, ARUP LaboratoriesJul 10, 2018- -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxJun 26, 2018- -
Multiple self-healing squamous epithelioma Benign:1
Benign, criteria provided, single submitterclinical testingKCCC/NGS Laboratory, Kuwait Cancer Control CenterJul 07, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.84
CADD
Benign
6.9
DANN
Benign
0.73

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: rs11568778; hg19: chr9-101900410; COSMIC: COSV66627100; COSMIC: COSV66627100; API