rs773246271
Variant summary
Our verdict is Pathogenic. The variant received 18 ACMG points: 18P and 0B. PVS1PM2PP5_Very_Strong
The NM_022089.4(ATP13A2):c.1903C>T(p.Gln635*) variant causes a stop gained change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000285 in 1,613,016 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 Pathogenic (★★). Variant results in nonsense mediated mRNA decay.
Frequency
Consequence
NM_022089.4 stop_gained
Scores
Clinical Significance
Conservation
Publications
- Kufor-Rakeb syndromeInheritance: AR Classification: DEFINITIVE, STRONG, MODERATE Submitted by: Labcorp Genetics (formerly Invitae), Illumina, Genomics England PanelApp, G2P, ClinGen
- autosomal recessive spastic paraplegia type 78Inheritance: AR Classification: STRONG, MODERATE, SUPPORTIVE Submitted by: Genomics England PanelApp, Orphanet, Labcorp Genetics (formerly Invitae)
- parkinsonism due to ATP13A2 deficiencyInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Pathogenic. The variant received 18 ACMG points.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
ATP13A2 | NM_022089.4 | c.1903C>T | p.Gln635* | stop_gained | Exon 18 of 29 | ENST00000326735.13 | NP_071372.1 |
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000263 AC: 4AN: 152280Hom.: 0 Cov.: 33 show subpopulations
GnomAD2 exomes AF: 0.00000406 AC: 1AN: 246344 AF XY: 0.00 show subpopulations
GnomAD4 exome AF: 0.0000288 AC: 42AN: 1460736Hom.: 0 Cov.: 31 AF XY: 0.0000303 AC XY: 22AN XY: 726684 show subpopulations
GnomAD4 genome AF: 0.0000263 AC: 4AN: 152280Hom.: 0 Cov.: 33 AF XY: 0.0000269 AC XY: 2AN XY: 74404 show subpopulations
ClinVar
Submissions by phenotype
Kufor-Rakeb syndrome;C5567893:Autosomal recessive spastic paraplegia type 78 Pathogenic:2
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This sequence change creates a premature translational stop signal (p.Gln635*) in the ATP13A2 gene. It is expected to result in an absent or disrupted protein product. Loss-of-function variants in ATP13A2 are known to be pathogenic (PMID: 16964263, 21696388). This variant is present in population databases (rs773246271, gnomAD 0.002%). This variant has not been reported in the literature in individuals affected with ATP13A2-related conditions. ClinVar contains an entry for this variant (Variation ID: 465252). For these reasons, this variant has been classified as Pathogenic. -
Autosomal recessive spastic paraplegia type 78 Pathogenic:1
This variant was determined to be pathogenic according to ACMG Guidelines, 2015 [PMID:25741868]. -
Inborn genetic diseases Pathogenic:1
The c.1903C>T (p.Q635*) alteration, located in exon 18 (coding exon 18) of the ATP13A2 gene, consists of a C to T substitution at nucleotide position 1903. This changes the amino acid from a glutamine (Q) to a stop codon at amino acid position 635. This alteration is expected to result in loss of function by premature protein truncation or nonsense-mediated mRNA decay. Based on data from gnomAD, the T allele has an overall frequency of 0.001% (2/277748) total alleles studied. The highest observed frequency was 0.002% (2/125516) of European (non-Finnish) alleles. Based on the available evidence, this alteration is classified as pathogenic. -
not provided Pathogenic:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at