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10-114284921-C-T

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7

The NM_001272046.2(VWA2):c.948C>T(p.Asp316=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000139 in 1,605,416 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00018 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00013 ( 0 hom. )

Consequence

VWA2
NM_001272046.2 synonymous

Scores

7

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.538
Variant links:
Genes affected
VWA2 (HGNC:24709): (von Willebrand factor A domain containing 2) This gene encodes a member of the von Willebrand factor A-like domain protein superfamily. The encoded protein is localized to the extracellular matrix and may serve as a structural component in basement membranes or in anchoring structures on scaffolds of collagen VII or fibrillin. This gene has been linked to type 1A diabetes and is a candidate serological marker for colon cancer. [provided by RefSeq, Jan 2013]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.01706487).
BP6
Variant 10-114284921-C-T is Benign according to our data. Variant chr10-114284921-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3051730.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.538 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
VWA2NM_001272046.2 linkuse as main transcriptc.948C>T p.Asp316= synonymous_variant 10/14 ENST00000392982.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
VWA2ENST00000392982.8 linkuse as main transcriptc.948C>T p.Asp316= synonymous_variant 10/141 NM_001272046.2 P1Q5GFL6-1
VWA2ENST00000603594.2 linkuse as main transcriptc.32C>T p.Thr11Met missense_variant 9/112 Q5GFL6-3
VWA2ENST00000298715.8 linkuse as main transcriptn.1198C>T non_coding_transcript_exon_variant 10/122

Frequencies

GnomAD3 genomes
AF:
0.000184
AC:
28
AN:
152234
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000482
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.0000942
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000588
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000125
AC:
30
AN:
239534
Hom.:
0
AF XY:
0.000139
AC XY:
18
AN XY:
129828
show subpopulations
Gnomad AFR exome
AF:
0.000648
Gnomad AMR exome
AF:
0.000155
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.0000482
Gnomad NFE exome
AF:
0.000128
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000134
AC:
195
AN:
1453066
Hom.:
0
Cov.:
31
AF XY:
0.000126
AC XY:
91
AN XY:
722612
show subpopulations
Gnomad4 AFR exome
AF:
0.000638
Gnomad4 AMR exome
AF:
0.000117
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000255
Gnomad4 SAS exome
AF:
0.0000237
Gnomad4 FIN exome
AF:
0.0000188
Gnomad4 NFE exome
AF:
0.000147
Gnomad4 OTH exome
AF:
0.0000333
GnomAD4 genome
AF:
0.000184
AC:
28
AN:
152350
Hom.:
0
Cov.:
33
AF XY:
0.000161
AC XY:
12
AN XY:
74494
show subpopulations
Gnomad4 AFR
AF:
0.000481
Gnomad4 AMR
AF:
0.000196
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.0000942
Gnomad4 NFE
AF:
0.0000588
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000165
Hom.:
0
Bravo
AF:
0.000181
ESP6500AA
AF:
0.000454
AC:
2
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000741
AC:
9

ClinVar

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

Submissions by phenotype

VWA2-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesFeb 10, 2020This 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_addAF
Benign
-0.63
T
BayesDel_noAF
Benign
-0.79
Cadd
Benign
3.3
Dann
Benign
0.27
FATHMM_MKL
Benign
0.042
N
LIST_S2
Benign
0.31
T
MetaRNN
Benign
0.017
T
MutationTaster
Benign
1.0
N;N
Polyphen
0.032
B
Vest4
0.10
MVP
0.23
GERP RS
-1.9

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.11
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: rs140930475; hg19: chr10-116044680; API