X-6533737-C-T

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_StrongBP6BA1

The ENST00000381089(VCX3A):​c.*8G>A variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00581 in 955,576 control chromosomes in the GnomAD database, including 111 homozygotes. There are 1,551 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (no stars).

Frequency

Genomes: 𝑓 0.018 ( 4 hom., 5 hem., cov: 9)
Exomes 𝑓: 0.0052 ( 107 hom. 1546 hem. )

Consequence

VCX3A
ENST00000381089 3_prime_UTR

Scores

8

Clinical Significance

Likely benign no assertion criteria provided B:1

Conservation

PhyloP100: -2.77
Variant links:
Genes affected
VCX3A (HGNC:18159): (variable charge X-linked 3A) This gene belongs to the VCX/Y gene family, which has multiple members on both X and Y chromosomes, and all are expressed exclusively in male germ cells. The X-linked members are clustered on chromosome Xp22 and Y-linked members are two identical copies of the gene within a palindromic region on Yq11. The family members share a high degree of sequence identity, with the exception that a 30-bp unit is tandemly repeated in X-linked members but occurs only once in Y-linked members. The VCX gene cluster is polymorphic in terms of copy number; different individuals may have a different number of VCX genes. VCX/Y genes encode small and highly charged proteins of unknown function. The presence of a putative bipartite nuclear localization signal suggests that VCX/Y members are nuclear proteins. This gene contains 8 repeats of the 30-bp unit. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0042508543).
BP6
Variant X-6533737-C-T is Benign according to our data. Variant chrX-6533737-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3058916.Status of the report is no_assertion_criteria_provided, 0 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0539 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
VCX3ANM_016379.4 linkuse as main transcriptc.*8G>A 3_prime_UTR_variant 3/3 ENST00000381089.7 NP_057463.2 Q9NNX9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
VCX3AENST00000381089 linkuse as main transcriptc.*8G>A 3_prime_UTR_variant 3/31 NM_016379.4 ENSP00000370479.3 Q9NNX9
VCX3AENST00000398729.1 linkuse as main transcriptc.*8G>A downstream_gene_variant 5 ENSP00000381713.1 E7ESE9

Frequencies

GnomAD3 genomes
AF:
0.0180
AC:
846
AN:
46922
Hom.:
4
Cov.:
9
AF XY:
0.000381
AC XY:
5
AN XY:
13108
show subpopulations
Gnomad AFR
AF:
0.0586
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0102
Gnomad ASJ
AF:
0.0128
Gnomad EAS
AF:
0.00832
Gnomad SAS
AF:
0.00771
Gnomad FIN
AF:
0.0135
Gnomad MID
AF:
0.0256
Gnomad NFE
AF:
0.0105
Gnomad OTH
AF:
0.0224
GnomAD3 exomes
AF:
0.00109
AC:
188
AN:
172626
Hom.:
6
AF XY:
0.00100
AC XY:
63
AN XY:
62702
show subpopulations
Gnomad AFR exome
AF:
0.00348
Gnomad AMR exome
AF:
0.000719
Gnomad ASJ exome
AF:
0.000839
Gnomad EAS exome
AF:
0.00268
Gnomad SAS exome
AF:
0.00170
Gnomad FIN exome
AF:
0.000574
Gnomad NFE exome
AF:
0.000604
Gnomad OTH exome
AF:
0.000938
GnomAD4 exome
AF:
0.00518
AC:
4709
AN:
908674
Hom.:
107
Cov.:
34
AF XY:
0.00533
AC XY:
1546
AN XY:
289834
show subpopulations
Gnomad4 AFR exome
AF:
0.0138
Gnomad4 AMR exome
AF:
0.00469
Gnomad4 ASJ exome
AF:
0.0140
Gnomad4 EAS exome
AF:
0.0137
Gnomad4 SAS exome
AF:
0.0140
Gnomad4 FIN exome
AF:
0.00703
Gnomad4 NFE exome
AF:
0.00385
Gnomad4 OTH exome
AF:
0.00864
GnomAD4 genome
AF:
0.0180
AC:
844
AN:
46902
Hom.:
4
Cov.:
9
AF XY:
0.000381
AC XY:
5
AN XY:
13120
show subpopulations
Gnomad4 AFR
AF:
0.0585
Gnomad4 AMR
AF:
0.0102
Gnomad4 ASJ
AF:
0.0128
Gnomad4 EAS
AF:
0.00833
Gnomad4 SAS
AF:
0.00685
Gnomad4 FIN
AF:
0.0135
Gnomad4 NFE
AF:
0.0105
Gnomad4 OTH
AF:
0.0224
Alfa
AF:
0.00497
Hom.:
16
ExAC
AF:
0.00213
AC:
254

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

VCX3A-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesApr 10, 2023This 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
-0.90
T
BayesDel_noAF
Benign
-1.1
CADD
Benign
0.69
DANN
Benign
0.51
FATHMM_MKL
Benign
0.00042
N
LIST_S2
Benign
0.19
T
MetaRNN
Benign
0.0043
T
MutationTaster
Benign
1.0
N
Sift4G
Benign
0.45
T
Vest4
0.15
MVP
0.082
ClinPred
0.0042
T
GERP RS
-0.22

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: rs1058244; hg19: chrX-6451778; COSMIC: COSV66910632; COSMIC: COSV66910632; API