SCA2 ATXN2
Disease ID
SCA2
Gene ID
ATXN2
Updated
Jul 8, 2025
v2.5.1
v2.5.1
Disease
Name
Spinocerebellar ataxia type 2
Description
Locus
Details
Mechanism
GoF/LoF
Alleles
Ref. Motif
CTG
Pathogenic (ref.)
CTG
Pathogenic (gene)
AGC
gnomAD
Pathogenic Genotype (%): % of individuals predicted to be affected based on their genotype
References
Direct supporting references for info on this page.
2
Profiling of Short-Tandem-Repeat Disease Alleles in 12,632 Human Whole Genomes.
Haibao,Tang, Ewen F,Kirkness, Christoph,Lippert, William H,Biggs, Martin,Fabani, Ernesto,Guzman, Smriti,Ramakrishnan, Victor,Lavrenko, Boyko,Kakaradov, Claire,Hou, Barry,Hicks, David,Heckerman, Franz J,Och, C Thomas,Caskey, J Craig,Venter, Amalio,Telenti
American journal of human genetics · 2017-11-02
pmid:291000845
The Frequency of Intermediate Alleles in Patients with Cerebellar Phenotypes.
Elena,Capacci, Silvia,Bagnoli, Giulia,Giacomucci, Costanza Maria,Rapillo, Alessandra,Govoni, Valentina,Bessi, Cristina,Polito, Irene,Giotti, Alice,Brogi, Elisabetta,Pelo, Sandro,Sorbi, Benedetta,Nacmias, Camilla,Ferrari
Cerebellum (London, England) · 2023-10-31
pmid:379064076
Childhood-onset ataxia: testing for large CAG-repeats in SCA2 and SCA7.
Rong,Mao, Arthur S,Aylsworth, Nicholas,Potter, William G,Wilson, Galen,Breningstall, Myra J,Wick, Dusica,Babovic-Vuksanovic, Martha,Nance, Marc C,Patterson, Christopher M,Gomez, Karen,Snow
American journal of medical genetics · 2002-07-15
pmid:121162077
Homozygous 31 trinucleotide repeats in the SCA2 allele are pathogenic for cerebellar ataxia.
Maya,Tojima, Gaku,Murakami, Rie,Hikawa, Hodaka,Yamakado, Hirofumi,Yamashita, Ryosuke,Takahashi, Masaru,Matsui
Neurology. Genetics · 2018-10-16
pmid:305335298
Amyotrophic lateral sclerosis risk for spinocerebellar ataxia type 2 ATXN2 CAG repeat alleles: a meta-analysis.
Annalese G,Neuenschwander, Khanh K,Thai, Karla P,Figueroa, Stefan M,Pulst
JAMA neurology · 2014-12-01
pmid:252858129
An observational study of pleiotropy and penetrance of amyotrophic lateral sclerosis associated with CAG-repeat expansion of ATXN2.
Koen C,Demaegd, Aoife,Kernan, Johnathan,Cooper-Knock, Joke J F A,van Vugt, Calum,Harvey, Tobias,Moll, David,O'Brien, Sarah,Gornall, Luke,Drury, Sali M K,Farhan, Patrick A,Dion, Guy A,Rouleau, Andrea,Western, Paul J,Parsons, Benjamin,Mclean, Michael,Benatar, Leonard H,van den Berg, Philip,Van Damme, Jan,Willem Dankbaar, Jeroen,Hendrikse, Wouter,Koole, Charlotte,de Bie, Esther,Hobson, Jan H,Veldink, Bart,van de Warrenburg, R Jeroen,Pasterkamp, Wouter,van Rheenen, Janine,Kirby, Pamela J,Shaw, Michael A,van Es
European journal of human genetics : EJHG · 2025-02-16
pmid:3995687410
Gijs H P,Tazelaar, Steven,Boeynaems, Mathias,De Decker, Joke J F A,van Vugt, Lindy,Kool, H Stephan,Goedee, Russell L,McLaughlin, William,Sproviero, Alfredo,Iacoangeli, Matthieu,Moisse, Maarten,Jacquemyn, Dirk,Daelemans, Annelot M,Dekker, Rick A,van der Spek, Henk-Jan,Westeneng, Kevin P,Kenna, Abdelilah,Assialioui, Nica,Da Silva, Mónica,Povedano, Jesus S Mora,Pardina, Orla,Hardiman, François,Salachas, Stéphanie,Millecamps, Patrick,Vourc'h, Philippe,Corcia, Philippe,Couratier, Karen E,Morrison, Pamela J,Shaw, Christopher E,Shaw, R Jeroen,Pasterkamp, John E,Landers, Ludo,Van Den Bosch, Wim,Robberecht, Ammar,Al-Chalabi, Leonard H,van den Berg, Philip,Van Damme, Jan H,Veldink, Michael A,van Es
Brain communications · 2020-05-19
pmid:3295432111
Identification of the spinocerebellar ataxia type 2 gene using a direct identification of repeat expansion and cloning technique, DIRECT.
K,Sanpei, H,Takano, S,Igarashi, T,Sato, M,Oyake, H,Sasaki, A,Wakisaka, K,Tashiro, Y,Ishida, T,Ikeuchi, R,Koide, M,Saito, A,Sato, T,Tanaka, S,Hanyu, Y,Takiyama, M,Nishizawa, N,Shimizu, Y,Nomura, M,Segawa, K,Iwabuchi, I,Eguchi, H,Tanaka, H,Takahashi, S,Tsuji
Nature genetics · 1996-11-01
pmid:8896556Additional 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)
Spinocerebellar ataxia type 2 followed by amyotrophic lateral sclerosis due to a pure CAG repeat expansion in ATXN2: a case report and literature review.
Shohei,Ono, Masataka,Nakamura, Takeshi,Ikegami, Yuta,Kajiyama, Kodai,Kume, Yuji,Takahashi, Makio,Takahashi, Hideki,Mochizuki, Hidehiro,Mizusawa, Hideshi,Kawakami, Yusuke,Yakushiji
Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2025-06-29
pmid:40581671Establishment of a humanized SCA2 mouse model carrying a CAA disruption preventing CAG repeat expansion in pathogenic genes.
Yao,Zhang, Yufei,Li, Lin,Zhang, Zhaoqing,Li, Keqin,Lin, Kai,Huang, Zhaoqing,Yang, Shaohui,Ma, Hao,Sun, Xiaochao,Zhang
Animal models and experimental medicine · 2025-06-24
pmid:40556342Diagnostic yield and limitations of whole-genome sequencing for hereditary cerebellar ataxia.
Wai Yan,Yau, Roisin,Sullivan, Emer,O'Connor, David,Pellerin, Michael H,Parkinson, Paola,Giunti, Marie-Josée,Dicaire, Matt C,Danzi, Stephan,Züchner, Bernard,Brais, Nicholas W,Wood, Henry,Houlden, Jana,Vandrovcova
Brain communications · 2025-05-17
pmid:40488180Progressive Thalamo-Cortical Disconnection in Amyotrophic Lateral Sclerosis Genotypes: Structural Degeneration and Network Dysfunction of Thalamus-Relayed Circuits.
Marlene,Tahedl, Jana,Kleinerova, Mark A,Doherty, Jennifer C,Hengeveld, Russell L,McLaughlin, Orla,Hardiman, Ee Ling,Tan, Peter,Bede
European journal of neurology · 2025-05-01
pmid:40346885ATXN2L primarily interacts with NUFIP2, the absence of ATXN2L results in NUFIP2 depletion, and the ATXN2-polyQ expansion triggers NUFIP2 accumulation.
Jana,Key, Luis-Enrique,Almaguer-Mederos, Arvind Reddy,Kandi, Nesli-Ece,Sen, Suzana,Gispert, Gabriele,Köpf, David,Meierhofer, Georg,Auburger
Neurobiology of disease · 2025-04-11
pmid:40220918Analysis of Short Tandem Repeat Expansions in a Cohort of 12,496 Exomes from Patients with Neurological Diseases Reveals Variable Genotyping Rate Dependent on Exome Capture Kits.
Clarissa,Rocca, David,Murphy, Chris,Clarkson, Matteo,Zanovello, Delia,Gagliardi, Queen Square,Genomics, Rauan,Kaiyrzhanov, Javeria,Alvi, Reza,Maroofian, Stephanie,Efthymiou, Tipu,Sultan, Jana,Vandrovcova, James,Polke, Robyn,Labrum, Henry,Houlden, Arianna,Tucci
Genes · 2025-01-28
pmid:40004498Localization of Potential Energy in Hydrogen Bonds of the
Mikhail,Drobotenko, Oksana,Lyasota, Stepan,Dzhimak, Alexandr,Svidlov, Mikhail,Baryshev, Olga,Leontyeva, Anna,Dorohova
International journal of molecular sciences · 2025-01-23
pmid:39940702ATXN10 Gene Expansions in Mexican Patients with Ataxia Without Epilepsy.
Aurelio,Jara-Prado, Eukeni,Arias-Capistran, Jorge,Guerrero-Camacho, Adriana,Ochoa-Morales, Marie Catherine,Boll, David,Dávila-Ortíz de Montellano, Astrid,Rasmussen, Tetsuo,Ashizawa, Juan,Fernandez-Ruiz, Petra,Yescas-Gómez, Miguel Ángel,Ramírez-García
Cerebellum (London, England) · 2025-01-16
pmid:39820777Diagnosis of hereditary ataxias: a real-world single center experience.
Adriana,Meli, Vincenzo,Montano, Giovanni,Palermo, Antonella,Fogli, Anna,Rocchi, Annalisa Lo,Gerfo, Rossella,Maltomini, Ludovica,Cori, Antonio,Siniscalchi, Clara,Bernardini, Giulia,Cecchi, Gabriele,Siciliano, Roberto,Ceravolo, Maria Adelaide,Caligo, Michelangelo,Mancuso, Piervito,Lopriore
Journal of neurology · 2025-01-15
pmid:39812846