NM_006206.6:c.802T>A

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_006206.6(PDGFRA):​c.802T>A​(p.Ser268Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000112 in 1,614,108 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00058 ( 1 hom., cov: 32)
Exomes 𝑓: 0.000064 ( 1 hom. )

Consequence

PDGFRA
NM_006206.6 missense

Scores

19

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 0.0880
Variant links:
Genes affected
PDGFRA (HGNC:8803): (platelet derived growth factor receptor alpha) This gene encodes a cell surface tyrosine kinase receptor for members of the platelet-derived growth factor family. These growth factors are mitogens for cells of mesenchymal origin. The identity of the growth factor bound to a receptor monomer determines whether the functional receptor is a homodimer or a heterodimer, composed of both platelet-derived growth factor receptor alpha and beta polypeptides. Studies suggest that this gene plays a role in organ development, wound healing, and tumor progression. Mutations in this gene have been associated with idiopathic hypereosinophilic syndrome, somatic and familial gastrointestinal stromal tumors, and a variety of other cancers. [provided by RefSeq, Mar 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.006145388).
BP6
Variant 4-54267331-T-A is Benign according to our data. Variant chr4-54267331-T-A is described in ClinVar as [Likely_benign]. Clinvar id is 414511.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High AC in GnomAd4 at 88 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
PDGFRANM_006206.6 linkc.802T>A p.Ser268Thr missense_variant Exon 6 of 23 ENST00000257290.10 NP_006197.1 P16234-1

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
PDGFRAENST00000257290.10 linkc.802T>A p.Ser268Thr missense_variant Exon 6 of 23 1 NM_006206.6 ENSP00000257290.5 P16234-1
ENSG00000282278ENST00000507166.5 linkc.1018-7594T>A intron_variant Intron 12 of 23 2 ENSP00000423325.1 A0A0B4J203
PDGFRAENST00000509092.5 linkn.620T>A non_coding_transcript_exon_variant Exon 5 of 15 1
PDGFRAENST00000509490.5 linkn.802T>A non_coding_transcript_exon_variant Exon 6 of 18 1 ENSP00000424218.1 P16234-3

Frequencies

GnomAD3 genomes
AF:
0.000578
AC:
88
AN:
152144
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00208
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000135
AC:
34
AN:
251310
Hom.:
0
AF XY:
0.000118
AC XY:
16
AN XY:
135822
show subpopulations
Gnomad AFR exome
AF:
0.00203
Gnomad AMR exome
AF:
0.0000289
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:
0.00
GnomAD4 exome
AF:
0.0000636
AC:
93
AN:
1461846
Hom.:
1
Cov.:
33
AF XY:
0.0000523
AC XY:
38
AN XY:
727230
show subpopulations
Gnomad4 AFR exome
AF:
0.00248
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.000116
GnomAD4 genome
AF:
0.000578
AC:
88
AN:
152262
Hom.:
1
Cov.:
32
AF XY:
0.000685
AC XY:
51
AN XY:
74448
show subpopulations
Gnomad4 AFR
AF:
0.00207
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000347
Hom.:
0
Bravo
AF:
0.000586
ESP6500AA
AF:
0.00136
AC:
6
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000206
AC:
25

ClinVar

Significance: Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

PDGFRA-related disorder Benign:1
Dec 23, 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). -

Gastrointestinal stromal tumor Benign:1
Jan 22, 2025
Labcorp Genetics (formerly Invitae), Labcorp
Significance: Likely benign
Review Status: criteria provided, single submitter
Collection Method: clinical testing

- -

Hereditary cancer-predisposing syndrome Benign:1
Dec 27, 2018
Ambry Genetics
Significance: Likely benign
Review Status: criteria provided, single submitter
Collection Method: clinical testing

This alteration is classified as likely 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. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.073
BayesDel_addAF
Benign
-0.53
T
BayesDel_noAF
Benign
-0.54
CADD
Benign
6.9
DANN
Benign
0.83
DEOGEN2
Benign
0.084
T
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.2
FATHMM_MKL
Benign
0.10
N
LIST_S2
Benign
0.56
T
M_CAP
Benign
0.011
T
MetaRNN
Benign
0.0061
T
MetaSVM
Benign
-0.86
T
MutationAssessor
Benign
1.7
L
PrimateAI
Benign
0.32
T
PROVEAN
Benign
-0.25
N
REVEL
Benign
0.12
Sift
Benign
0.39
T
Sift4G
Benign
0.65
T
Polyphen
0.0010
B
Vest4
0.19
MVP
0.50
MPC
0.30
ClinPred
0.0081
T
GERP RS
-6.2
Varity_R
0.042
gMVP
0.56

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs140245841; hg19: chr4-55133498; API