chr5-172333596-C-G

Variant summary

Our verdict is Benign. Variant got -7 ACMG points: 0P and 7B. BP4_ModerateBS1_SupportingBS2

The NM_001017995.3(SH3PXD2B):​c.*4773G>C variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000517 in 1,271,744 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0028 ( 2 hom., cov: 32)
Exomes 𝑓: 0.00021 ( 1 hom. )

Consequence

SH3PXD2B
NM_001017995.3 3_prime_UTR

Scores

2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.645
Variant links:
Genes affected
SH3PXD2B (HGNC:29242): (SH3 and PX domains 2B) This gene encodes an adapter protein that is characterized by a PX domain and four Src homology 3 domains. The encoded protein is required for podosome formation and is involved in cell adhesion and migration of numerous cell types. Mutations in this gene are the cause of Frank-ter Haar syndrome (FTHS), and also Borrone Dermato-Cardio-Skeletal (BDCS) syndrome. Alternative splicing of this gene results in multiple transcript variants. [provided by RefSeq, Apr 2015]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -7 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.31).
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00277 (420/151678) while in subpopulation AFR AF= 0.00956 (395/41300). AF 95% confidence interval is 0.00879. There are 2 homozygotes in gnomad4. There are 201 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck. Existence of Clinvar submissions makes me limit the strength of this signal to Supporting
BS2
High Homozygotes in GnomAd4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SH3PXD2BNM_001017995.3 linkuse as main transcriptc.*4773G>C 3_prime_UTR_variant 13/13 ENST00000311601.6 NP_001017995.1
SH3PXD2BXM_017009351.2 linkuse as main transcriptc.*4773G>C 3_prime_UTR_variant 14/14 XP_016864840.1
SH3PXD2BNM_001308175.2 linkuse as main transcriptc.1189-8216G>C intron_variant NP_001295104.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SH3PXD2BENST00000311601.6 linkuse as main transcriptc.*4773G>C 3_prime_UTR_variant 13/131 NM_001017995.3 ENSP00000309714 P1

Frequencies

GnomAD3 genomes
AF:
0.00273
AC:
414
AN:
151588
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00944
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00131
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:
0.0000294
Gnomad OTH
AF:
0.00144
GnomAD4 exome
AF:
0.000212
AC:
237
AN:
1120066
Hom.:
1
Cov.:
31
AF XY:
0.000177
AC XY:
97
AN XY:
549218
show subpopulations
Gnomad4 AFR exome
AF:
0.00858
Gnomad4 AMR exome
AF:
0.000343
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000273
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000219
Gnomad4 OTH exome
AF:
0.000564
GnomAD4 genome
AF:
0.00277
AC:
420
AN:
151678
Hom.:
2
Cov.:
32
AF XY:
0.00271
AC XY:
201
AN XY:
74078
show subpopulations
Gnomad4 AFR
AF:
0.00956
Gnomad4 AMR
AF:
0.00131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.00142
Bravo
AF:
0.00323
Asia WGS
AF:
0.00144
AC:
5
AN:
3478

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Frank-Ter Haar syndrome Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJan 15, 2018This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score, this variant could not be ruled out of causing disease and therefore its association with disease required further investigation. A literature search was performed for the gene, cDNA change, and amino acid change (if applicable). No publications were found based on this search. This variant was therefore classified as a variant of unknown significance for this disease. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.31
CADD
Benign
10
DANN
Benign
0.89

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: rs146679204; hg19: chr5-171760600; API