19-35551481-G-A
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Variant summary
Our verdict is Likely pathogenic. Variant got 7 ACMG points: 7P and 0B. PM2PP2PP3_Strong
The ENST00000262623.4(ATP4A):c.2851C>T(p.Arg951Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000973 in 1,614,054 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000039 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00010 ( 0 hom. )
Consequence
ATP4A
ENST00000262623.4 missense
ENST00000262623.4 missense
Scores
14
4
1
Clinical Significance
Conservation
PhyloP100: 2.09
Genes affected
ATP4A (HGNC:819): (ATPase H+/K+ transporting subunit alpha) The protein encoded by this gene belongs to a family of P-type cation-transporting ATPases. The gastric H+, K+-ATPase is a heterodimer consisting of a high molecular weight catalytic alpha subunit and a smaller but heavily glycosylated beta subunit. This enzyme is a proton pump that catalyzes the hydrolysis of ATP coupled with the exchange of H(+) and K(+) ions across the plasma membrane. It is also responsible for gastric acid secretion. This gene encodes a catalytic alpha subunit of the gastric H+, K+-ATPase. [provided by RefSeq, Jul 2008]
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ACMG classification
Classification made for transcript
Verdict is Likely_pathogenic. Variant got 7 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
PP2
Missense variant in gene, where missense usually causes diseases (based on misZ statistic), ATP4A. . Gene score misZ 2.8726 (greater than the threshold 3.09). Trascript score misZ 3.4596 (greater than threshold 3.09). GenCC has associacion of gene with familial gastric type 1 neuroendocrine tumor, gastric neuroendocrine neoplasm.
PP3
MetaRNN computational evidence supports a deleterious effect, 0.946
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
ATP4A | NM_000704.3 | c.2851C>T | p.Arg951Cys | missense_variant | 19/22 | ENST00000262623.4 | NP_000695.2 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
ATP4A | ENST00000262623.4 | c.2851C>T | p.Arg951Cys | missense_variant | 19/22 | 1 | NM_000704.3 | ENSP00000262623.2 | ||
ATP4A | ENST00000592131.5 | n.1244C>T | non_coding_transcript_exon_variant | 7/10 | 2 |
Frequencies
GnomAD3 genomes AF: 0.0000394 AC: 6AN: 152194Hom.: 0 Cov.: 32
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GnomAD3 exomes AF: 0.0000478 AC: 12AN: 250928Hom.: 0 AF XY: 0.0000589 AC XY: 8AN XY: 135712
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GnomAD4 exome AF: 0.000103 AC: 151AN: 1461860Hom.: 0 Cov.: 32 AF XY: 0.0000894 AC XY: 65AN XY: 727236
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GnomAD4 genome AF: 0.0000394 AC: 6AN: 152194Hom.: 0 Cov.: 32 AF XY: 0.0000269 AC XY: 2AN XY: 74346
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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 submitter | clinical testing | Ambry Genetics | Apr 11, 2023 | The c.2851C>T (p.R951C) alteration is located in exon 19 (coding exon 19) of the ATP4A gene. This alteration results from a C to T substitution at nucleotide position 2851, causing the arginine (R) at amino acid position 951 to be replaced by a cysteine (C). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Pathogenic
CADD
Pathogenic
DANN
Pathogenic
DEOGEN2
Uncertain
D
Eigen
Uncertain
Eigen_PC
Uncertain
FATHMM_MKL
Pathogenic
D
LIST_S2
Uncertain
D
M_CAP
Pathogenic
D
MetaRNN
Pathogenic
D
MetaSVM
Pathogenic
D
MutationAssessor
Pathogenic
M
MutationTaster
Benign
D
PrimateAI
Pathogenic
D
PROVEAN
Pathogenic
D
REVEL
Pathogenic
Sift
Pathogenic
D
Sift4G
Pathogenic
D
Polyphen
D
Vest4
MVP
MPC
ClinPred
D
GERP RS
Varity_R
gMVP
Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at