SCA2 ATXN2

Disease ID
SCA2
Gene ID
ATXN2
Updated
Nov 6, 2025
v2.13.0
Suggest Edit

Disease

SCA
Name
Spinocerebellar ataxia type 2
Description
Prevalence
1.5 100,000
Age of Onset(Typical)Years2  8630  39
Age of Onset Details
Typical: 30-393 ; Range: 2-864 .

Locus

Details
Mechanism
GoF/LoF
Year
199611
Location in Gene
Coding Exon 1
Gene Strand

Alleles

Ref. Motif
CTG
Pathogenic (ref.)
CTG
Pathogenic (gene)
AGC
BenignIntermediatePathogenicUnits14  3031  3435  500

gnomAD

Pathogenic Genotype (%)Admixed AmericanAfrican/African AmericanAmishAshkenazi JewishEuropean (non Finnish)FinnishMiddle EasternSouth AsianEast AsianOthers01234567ATXN2

Pathogenic Genotype (%): % of individuals predicted to be affected based on their genotype

References

Direct supporting references for info on this page.

1
Ontology Lookup Service (OLS)
mondo:0008458
2
American journal of human genetics · 2017-11-02
pmid:29100084
3
Spinocerebellar Ataxia Type 2
Stefan M.,Pulst
GeneReviews® · 1993-01-01
genereviews:NBK1275
5
Cerebellum (London, England) · 2023-10-31
pmid:37906407
6
American journal of medical genetics · 2002-07-15
pmid:12116207
7
Neurology. Genetics · 2018-10-16
pmid:30533529
8
JAMA neurology · 2014-12-01
pmid:25285812
9
European journal of human genetics : EJHG · 2025-02-16
pmid:39956874
10
Brain communications · 2020-05-19
pmid:32954321
11
Nature genetics · 1996-11-01
pmid:8896556

Additional Literature

Additional literature related to this locus.

Raw PubMed search results
(All PubMed results returned by searching for this gene, tandem repeats, and disease, in medline format)

Journal of personalized medicine · 2025-09-28
pmid:41149812
Parkinsonism & related disorders · 2025-10-12
pmid:41082794
Cerebellum (London, England) · 2025-10-13
pmid:41077586
Cerebellum (London, England) · 2025-10-10
pmid:41071260
International journal of molecular sciences · 2025-09-20
pmid:41009775
Frontiers in neurology · 2025-09-10
pmid:41001200
Sun K,Kim, Vladimir I,Gelfand
The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025-10-01
pmid:40908144
Cerebellum (London, England) · 2025-09-04
pmid:40906330
Cerebellum (London, England) · 2025-09-03
pmid:40900235
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Details
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