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GeneBe

1-91716230-T-A

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_003243.5(TGFBR3):c.1866+6A>T variant causes a splice donor region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000342 in 1,614,062 control chromosomes in the GnomAD database, including 3 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0019 ( 3 hom., cov: 32)
Exomes 𝑓: 0.00018 ( 0 hom. )

Consequence

TGFBR3
NM_003243.5 splice_donor_region, intron

Scores

2
Splicing: ADA: 0.00005000
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.648
Variant links:
Genes affected
TGFBR3 (HGNC:11774): (transforming growth factor beta receptor 3) This locus encodes the transforming growth factor (TGF)-beta type III receptor. The encoded receptor is a membrane proteoglycan that often functions as a co-receptor with other TGF-beta receptor superfamily members. Ectodomain shedding produces soluble TGFBR3, which may inhibit TGFB signaling. Decreased expression of this receptor has been observed in various cancers. Alternatively spliced transcript variants encoding different isoforms have been identified for this gene.[provided by RefSeq, Sep 2010]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.75).
BP6
Variant 1-91716230-T-A is Benign according to our data. Variant chr1-91716230-T-A is described in ClinVar as [Likely_benign]. Clinvar id is 3049234.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAd at 289 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TGFBR3NM_003243.5 linkuse as main transcriptc.1866+6A>T splice_donor_region_variant, intron_variant ENST00000212355.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TGFBR3ENST00000212355.9 linkuse as main transcriptc.1866+6A>T splice_donor_region_variant, intron_variant 1 NM_003243.5 P3Q03167-1

Frequencies

GnomAD3 genomes
AF:
0.00190
AC:
289
AN:
152172
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00673
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000458
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000414
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.000470
AC:
118
AN:
251212
Hom.:
0
AF XY:
0.000273
AC XY:
37
AN XY:
135772
show subpopulations
Gnomad AFR exome
AF:
0.00695
Gnomad AMR exome
AF:
0.000116
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.000175
AC:
256
AN:
1461772
Hom.:
0
Cov.:
33
AF XY:
0.000176
AC XY:
128
AN XY:
727196
show subpopulations
Gnomad4 AFR exome
AF:
0.00597
Gnomad4 AMR exome
AF:
0.000335
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.000613
GnomAD4 genome
AF:
0.00194
AC:
296
AN:
152290
Hom.:
3
Cov.:
32
AF XY:
0.00187
AC XY:
139
AN XY:
74474
show subpopulations
Gnomad4 AFR
AF:
0.00688
Gnomad4 AMR
AF:
0.000458
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000415
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.000246
Hom.:
0
Bravo
AF:
0.00194
Asia WGS
AF:
0.000866
AC:
3
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

TGFBR3-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesDec 11, 2019This 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). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.75
Cadd
Benign
12
Dann
Benign
0.63
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
2.1

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000050
dbscSNV1_RF
Benign
0.040
SpliceAI score (max)
0.020
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: rs116282609; hg19: chr1-92181787; API