X-6533737-C-G

Variant summary

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

The NM_016379.4(VCX3A):​c.*8G>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 0.00000214 in 934,201 control chromosomes in the GnomAD database, with no homozygous occurrence. There are no hemizygote samples in GnomAD. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.000040 ( 0 hom., 0 hem., cov: 9)
Exomes 𝑓: 0.0000021 ( 0 hom. 0 hem. )
Failed GnomAD Quality Control

Consequence

VCX3A
NM_016379.4 3_prime_UTR

Scores

8

Clinical Significance

Not reported in ClinVar

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 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=0.030070513).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
VCX3ANM_016379.4 linkc.*8G>C 3_prime_UTR_variant Exon 3 of 3 ENST00000381089.7 NP_057463.2 Q9NNX9

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
VCX3AENST00000381089 linkc.*8G>C 3_prime_UTR_variant Exon 3 of 3 1 NM_016379.4 ENSP00000370479.3 Q9NNX9
VCX3AENST00000398729.1 linkc.*8G>C downstream_gene_variant 5 ENSP00000381713.1 E7ESE9

Frequencies

GnomAD3 genomes
AF:
0.0000403
AC:
2
AN:
49607
Hom.:
0
Cov.:
9
AF XY:
0.00
AC XY:
0
AN XY:
14043
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000210
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:
0.0000362
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000579
AC:
1
AN:
172626
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
62702
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000378
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:
0.00000214
AC:
2
AN:
934201
Hom.:
0
Cov.:
34
AF XY:
0.00
AC XY:
0
AN XY:
300485
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
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:
0.00000271
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Data not reliable, filtered out with message: AS_VQSR
AF:
0.0000403
AC:
2
AN:
49594
Hom.:
0
Cov.:
9
AF XY:
0.00
AC XY:
0
AN XY:
14060
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000210
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000362
Gnomad4 OTH
AF:
0.00
ExAC
AF:
0.0000252
AC:
3

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.58
T
BayesDel_noAF
Benign
-1.1
CADD
Benign
0.64
DANN
Benign
0.14
FATHMM_MKL
Benign
0.00066
N
LIST_S2
Benign
0.13
T
MetaRNN
Benign
0.030
T
Sift4G
Benign
0.55
T
Vest4
0.14
MVP
0.082
ClinPred
0.091
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; API