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GeneBe

10-49107986-G-A

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_001031746.5(VSTM4):c.65C>T(p.Ala22Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000217 in 1,574,982 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00018 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00022 ( 0 hom. )

Consequence

VSTM4
NM_001031746.5 missense

Scores

2
17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.63
Variant links:
Genes affected
VSTM4 (HGNC:26470): (V-set and transmembrane domain containing 4) Predicted to act upstream of or within several processes, including endothelial cell migration; retina blood vessel maintenance; and vasculature development. Predicted to be located in extracellular region and plasma membrane. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.02656582).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
VSTM4NM_001031746.5 linkuse as main transcriptc.65C>T p.Ala22Val missense_variant 2/8 ENST00000332853.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
VSTM4ENST00000332853.9 linkuse as main transcriptc.65C>T p.Ala22Val missense_variant 2/81 NM_001031746.5 P1Q8IW00-1
VSTM4ENST00000298454.3 linkuse as main transcriptc.65C>T p.Ala22Val missense_variant 2/32 Q8IW00-2

Frequencies

GnomAD3 genomes
AF:
0.000177
AC:
27
AN:
152206
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000121
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
Gnomad ASJ
AF:
0.000865
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000250
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.000172
AC:
32
AN:
185752
Hom.:
0
AF XY:
0.000182
AC XY:
18
AN XY:
99134
show subpopulations
Gnomad AFR exome
AF:
0.0000951
Gnomad AMR exome
AF:
0.0000366
Gnomad ASJ exome
AF:
0.000679
Gnomad EAS exome
AF:
0.000143
Gnomad SAS exome
AF:
0.000119
Gnomad FIN exome
AF:
0.0000580
Gnomad NFE exome
AF:
0.000231
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000221
AC:
315
AN:
1422776
Hom.:
0
Cov.:
33
AF XY:
0.000219
AC XY:
154
AN XY:
703828
show subpopulations
Gnomad4 AFR exome
AF:
0.000216
Gnomad4 AMR exome
AF:
0.000103
Gnomad4 ASJ exome
AF:
0.000355
Gnomad4 EAS exome
AF:
0.000132
Gnomad4 SAS exome
AF:
0.0000122
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000233
Gnomad4 OTH exome
AF:
0.000526
GnomAD4 genome
AF:
0.000177
AC:
27
AN:
152206
Hom.:
0
Cov.:
32
AF XY:
0.000108
AC XY:
8
AN XY:
74360
show subpopulations
Gnomad4 AFR
AF:
0.000121
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.000865
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000250
Gnomad4 OTH
AF:
0.000478
Alfa
AF:
0.000151
Hom.:
0
Bravo
AF:
0.000144
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.000259
AC:
1
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000466
AC:
4
ExAC
AF:
0.000142
AC:
17
Asia WGS
AF:
0.000577
AC:
2
AN:
3478

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJul 13, 2021The c.65C>T (p.A22V) alteration is located in exon 2 (coding exon 2) of the VSTM4 gene. This alteration results from a C to T substitution at nucleotide position 65, causing the alanine (A) at amino acid position 22 to be replaced by a valine (V). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.12
BayesDel_addAF
Benign
-0.37
T
BayesDel_noAF
Benign
-0.77
Cadd
Benign
20
Dann
Benign
0.95
DEOGEN2
Benign
0.0060
T;.
Eigen
Benign
-0.69
Eigen_PC
Benign
-0.55
FATHMM_MKL
Benign
0.16
N
LIST_S2
Uncertain
0.87
D;D
M_CAP
Benign
0.0068
T
MetaRNN
Benign
0.027
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.0
N;N
MutationTaster
Benign
1.0
N;N
PrimateAI
Uncertain
0.75
T
PROVEAN
Benign
-0.070
N;N
REVEL
Benign
0.079
Sift
Benign
0.24
T;T
Sift4G
Benign
0.28
T;T
Polyphen
0.21
B;P
Vest4
0.15
MVP
0.13
MPC
0.19
ClinPred
0.037
T
GERP RS
2.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.031
gMVP
0.41

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: rs149754840; hg19: chr10-50316031; COSMIC: COSV53678807; API