13-51946399-G-A
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Variant summary
Our verdict is Likely pathogenic. Variant got 8 ACMG points: 8P and 0B. PM1PM2PP3_Strong
The NM_000053.4(ATP7B):c.2945C>T(p.Ala982Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000124 in 1,613,982 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 0.0000066 ( 0 hom., cov: 33)
Exomes 𝑓: 6.8e-7 ( 0 hom. )
Consequence
ATP7B
NM_000053.4 missense
NM_000053.4 missense
Scores
14
4
1
Clinical Significance
Conservation
PhyloP100: 9.94
Genes affected
ATP7B (HGNC:870): (ATPase copper transporting beta) This gene is a member of the P-type cation transport ATPase family and encodes a protein with several membrane-spanning domains, an ATPase consensus sequence, a hinge domain, a phosphorylation site, and at least 2 putative copper-binding sites. This protein is a monomer, and functions as a copper-transporting ATPase which exports copper out of the cells, such as the efflux of hepatic copper into the bile. Alternate transcriptional splice variants, encoding different isoforms with distinct cellular localizations, have been characterized. Mutations in this gene have been associated with Wilson disease which is characterized by copper accumulation. [provided by RefSeq, Dec 2019]
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ACMG classification
Classification made for transcript
Verdict is Likely_pathogenic. Variant got 8 ACMG points.
PM1
In a transmembrane_region Helical (size 21) in uniprot entity ATP7B_HUMAN there are 9 pathogenic changes around while only 1 benign (90%) in NM_000053.4
PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.991
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
ATP7B | NM_000053.4 | c.2945C>T | p.Ala982Val | missense_variant | 13/21 | ENST00000242839.10 | NP_000044.2 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
ATP7B | ENST00000242839.10 | c.2945C>T | p.Ala982Val | missense_variant | 13/21 | 1 | NM_000053.4 | ENSP00000242839.5 |
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152252Hom.: 0 Cov.: 33
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GnomAD4 exome AF: 6.84e-7 AC: 1AN: 1461730Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0AN XY: 727146
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GnomAD4 genome AF: 0.00000657 AC: 1AN: 152252Hom.: 0 Cov.: 33 AF XY: 0.00 AC XY: 0AN XY: 74386
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ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link
Submissions by phenotype
Wilson disease Uncertain:1
Uncertain significance, criteria provided, single submitter | clinical testing | Counsyl | Aug 18, 2017 | - - |
Computational scores
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Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Pathogenic
CADD
Pathogenic
DANN
Pathogenic
DEOGEN2
Pathogenic
D;D;.;.;.;.
Eigen
Pathogenic
Eigen_PC
Pathogenic
FATHMM_MKL
Pathogenic
D
LIST_S2
Pathogenic
D;D;D;D;D;D
M_CAP
Pathogenic
D
MetaRNN
Pathogenic
D;D;D;D;D;D
MetaSVM
Pathogenic
D
MutationAssessor
Pathogenic
H;.;.;.;.;.
PrimateAI
Uncertain
T
PROVEAN
Uncertain
D;D;D;D;D;.
REVEL
Pathogenic
Sift
Uncertain
D;D;D;D;D;.
Sift4G
Uncertain
D;D;D;D;D;D
Polyphen
D;D;D;B;P;D
Vest4
MutPred
Loss of sheet (P = 0.1158);.;.;.;.;.;
MVP
MPC
ClinPred
D
GERP RS
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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