chrX-40581098-G-A

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 2P and 3B. PM2BP4_ModerateBP7

The NM_005765.3(ATP6AP2):​c.33G>A​(p.Val11=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000954 in 1,048,325 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. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 24)
Exomes 𝑓: 9.5e-7 ( 0 hom. 0 hem. )

Consequence

ATP6AP2
NM_005765.3 synonymous

Scores

1
1

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.732
Variant links:
Genes affected
ATP6AP2 (HGNC:18305): (ATPase H+ transporting accessory protein 2) This gene encodes a protein that is associated with adenosine triphosphatases (ATPases). Proton-translocating ATPases have fundamental roles in energy conservation, secondary active transport, acidification of intracellular compartments, and cellular pH homeostasis. There are three classes of ATPases- F, P, and V. The vacuolar (V-type) ATPases have a transmembrane proton-conducting sector and an extramembrane catalytic sector. The encoded protein has been found associated with the transmembrane sector of the V-type ATPases. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.46).
BP7
Synonymous conserved (PhyloP=0.732 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ATP6AP2NM_005765.3 linkuse as main transcriptc.33G>A p.Val11= synonymous_variant 1/9 ENST00000636580.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ATP6AP2ENST00000636580.2 linkuse as main transcriptc.33G>A p.Val11= synonymous_variant 1/91 NM_005765.3 P3O75787-1

Frequencies

GnomAD3 genomes
Cov.:
24
GnomAD4 exome
AF:
9.54e-7
AC:
1
AN:
1048325
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
341923
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:
0.00000122
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
24

ClinVar

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

Submissions by phenotype

Syndromic X-linked intellectual disability Hedera type Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpDec 02, 2021In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance. Algorithms developed to predict the effect of sequence changes on RNA splicing suggest that this variant may create or strengthen a splice site. ClinVar contains an entry for this variant (Variation ID: 1010312). This variant has not been reported in the literature in individuals affected with ATP6AP2-related conditions. This variant is not present in population databases (gnomAD no frequency). This sequence change affects codon 11 of the ATP6AP2 mRNA. It is a 'silent' change, meaning that it does not change the encoded amino acid sequence of the ATP6AP2 protein. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.46
CADD
Benign
13
DANN
Uncertain
0.99
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
2.0

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs1926309103; hg19: chrX-40440350; API