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rs146973734

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 1P and 2B. PP5BP4BS2_Supporting

The NM_020634.3(GDF3):​c.584G>A​(p.Arg195Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000148 in 1,614,062 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Pathogenic (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R195W) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.00018 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00015 ( 2 hom. )

Consequence

GDF3
NM_020634.3 missense

Scores

1
18

Clinical Significance

Pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: -1.32
Variant links:
Genes affected
GDF3 (HGNC:4218): (growth differentiation factor 3) This gene encodes a secreted ligand of the TGF-beta (transforming growth factor-beta) superfamily of proteins. Ligands of this family bind various TGF-beta receptors leading to recruitment and activation of SMAD family transcription factors that regulate gene expression. The encoded preproprotein is proteolytically processed to generate each subunit of the disulfide-linked homodimer. This protein plays a role ocular and skeletal development. Mutations in this gene are associated with microphthalmia, coloboma, and skeletal abnormalities in human patients. [provided by RefSeq, Aug 2016]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

PP5
Variant 12-7690389-C-T is Pathogenic according to our data. Variant chr12-7690389-C-T is described in ClinVar as [Pathogenic]. Clinvar id is 30593.Status of the report is no_assertion_criteria_provided, 0 stars.
BP4
Computational evidence support a benign effect (MetaRNN=0.13920084). . Strength limited to SUPPORTING due to the PP5.
BS2
High AC in GnomAd4 at 27 AD,Digenic gene. Variant has AC lower than other variant known as pathogenic in the gene, so the strength is limited to Supporting.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GDF3NM_020634.3 linkuse as main transcriptc.584G>A p.Arg195Gln missense_variant 2/2 ENST00000329913.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GDF3ENST00000329913.4 linkuse as main transcriptc.584G>A p.Arg195Gln missense_variant 2/21 NM_020634.3 P1

Frequencies

GnomAD3 genomes
AF:
0.000178
AC:
27
AN:
152088
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00104
Gnomad FIN
AF:
0.000754
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000176
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000191
AC:
48
AN:
251474
Hom.:
0
AF XY:
0.000191
AC XY:
26
AN XY:
135912
show subpopulations
Gnomad AFR exome
AF:
0.000185
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.000359
Gnomad FIN exome
AF:
0.000462
Gnomad NFE exome
AF:
0.000185
Gnomad OTH exome
AF:
0.000326
GnomAD4 exome
AF:
0.000145
AC:
212
AN:
1461856
Hom.:
2
Cov.:
34
AF XY:
0.000147
AC XY:
107
AN XY:
727234
show subpopulations
Gnomad4 AFR exome
AF:
0.000119
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.000383
Gnomad4 FIN exome
AF:
0.000636
Gnomad4 NFE exome
AF:
0.000114
Gnomad4 OTH exome
AF:
0.000215
GnomAD4 genome
AF:
0.000177
AC:
27
AN:
152206
Hom.:
0
Cov.:
32
AF XY:
0.000242
AC XY:
18
AN XY:
74414
show subpopulations
Gnomad4 AFR
AF:
0.0000482
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00104
Gnomad4 FIN
AF:
0.000754
Gnomad4 NFE
AF:
0.000176
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000111
Hom.:
0
Bravo
AF:
0.0000567
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.000465
AC:
4
ExAC
AF:
0.000206
AC:
25
EpiCase
AF:
0.000273
EpiControl
AF:
0.000119

ClinVar

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

Submissions by phenotype

Isolated microphthalmia 7 Pathogenic:1
Pathogenic, no assertion criteria providedliterature onlyOMIMJan 15, 2010- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.057
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.33
CADD
Benign
0.0030
DANN
Benign
0.64
DEOGEN2
Benign
0.21
T
Eigen
Benign
-2.0
Eigen_PC
Benign
-2.0
FATHMM_MKL
Benign
0.0044
N
LIST_S2
Benign
0.30
T
M_CAP
Benign
0.0048
T
MetaRNN
Benign
0.14
T
MetaSVM
Benign
-0.94
T
MutationAssessor
Benign
-0.17
N
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.19
T
PROVEAN
Benign
1.1
N
REVEL
Uncertain
0.36
Sift
Benign
0.64
T
Sift4G
Benign
0.66
T
Polyphen
0.0
B
Vest4
0.63
MVP
0.26
MPC
0.13
ClinPred
0.0077
T
GERP RS
-9.1
Varity_R
0.015
gMVP
0.090

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: rs146973734; hg19: chr12-7842985; API