CANVAS RFC1
Disease ID
CANVAS
Gene ID
RFC1
Updated
Oct 20, 2025
v2.12.0
v2.12.0
Clinical Links
Bioinformatical Links
Disease
Name
Cerebellar ataxia, neuropathy, and vestibular areflexia syndrome
Inheritance
Autosomal recessive Description
Prevalence
Age of Onset Details
Locus
Details
Alleles
Ref. Motif
AAAAG
Benign (ref.)
AAAAG, AAAGG, AAGAG, AAAGGG
Benign (gene)
CTTTT, CCTTT, CTCTT, CCCTTT
Pathogenic (ref.)
AAGGG, ACAGG, AGGGC, AAGGC, AGAGG
Pathogenic (gene)
CCCTT, CCTGT, CCCTG, CCTTG, CCTCT
Unknown (ref.)
AAAAA, AAAAC, AACGG, AAGAC, AAGGT, AGAAC, AGGGG, GAAAC, GGGAC, GTGAG, AAAAGA, AAAGGA, GGAAAG
Unknown (gene)
TTTTT, GTTTT, CCGTT, CTTGT, ACCTT, CTGTT, CCCCT, CGTTT, CCCGT, ACCTC, CTTTTT, CCTTTT, CCCTTT
gnomAD
Pathogenic Genotype (%): % of individuals predicted to be affected based on their genotype
References
Direct supporting references for info on this page.
1
Neurological disorders caused by novel non-coding repeat expansions: clinical features and differential diagnosis.
Elisa,Vegezzi, Hiroyuki,Ishiura, D Cristopher,Bragg, David,Pellerin, Francesca,Magrinelli, Riccardo,Currò, Stefano,Facchini, Arianna,Tucci, John,Hardy, Nutan,Sharma, Matt C,Danzi, Stephan,Zuchner, Bernard,Brais, Mary M,Reilly, Shoji,Tsuji, Henry,Houlden, Andrea,Cortese
The Lancet. Neurology · 2024-07-01
pmid:388767502
Repeat expansion disorders.
Zhongbo,Chen, Huw R,Morris, James,Polke, Nicholas W,Wood, Sonia,Gandhi, Mina,Ryten, Henry,Houlden, Arianna,Tucci
Practical neurology · 2025-05-15
pmid:393490433
RFC1 CANVAS / Spectrum Disorder
Andrea,Cortese, Mary M.,Reilly, Henry,Houlden
GeneReviews® · 1993-01-01
genereviews:NBK5646564
Pseudodominance in RFC1-Spectrum Disorder.
Grazia Maria Igea,Falcone, Alessandra,Tessa, Ignazio Giuseppe,Arena, Melissa,Barghigiani, Alba,Migliorato, Alex,Incensi, Carmelo,Rodolico, Vincenzo,Donadio, Filippo Maria,Santorelli, Olimpia,Musumeci
Cerebellum (London, England) · 2024-09-04
pmid:392308465
A Māori specific RFC1 pathogenic repeat configuration in CANVAS, likely due to a founder allele.
Sarah J,Beecroft, Andrea,Cortese, Roisin,Sullivan, Wai Yan,Yau, Zoe,Dyer, Teddy Y,Wu, Eoin,Mulroy, Luciana,Pelosi, Miriam,Rodrigues, Rachael,Taylor, Stuart,Mossman, Ruth,Leadbetter, James,Cleland, Tim,Anderson, Gianina,Ravenscroft, Nigel G,Laing, Henry,Houlden, Mary M,Reilly, Richard H,Roxburgh
Brain : a journal of neurology · 2020-09-01
pmid:328513966
RFC1: Motifs and phenotypes.
V,Delforge, C,Tard, J-B,Davion, K,Dujardin, A,Wissocq, C-M,Dhaenens, E,Mutez, V,Huin
Revue neurologique · 2024-04-15
pmid:386271347
Normal and pathogenic variation of RFC1 repeat expansions: implications for clinical diagnosis.
Natalia,Dominik, Stefania,Magri, Riccardo,Currò, Elena,Abati, Stefano,Facchini, Marinella,Corbetta, Hannah,Macpherson, Daniela,Di Bella, Elisa,Sarto, Igor,Stevanovski, Sanjog R,Chintalaphani, Fulya,Akcimen, Arianna,Manini, Elisa,Vegezzi, Ilaria,Quartesan, Kylie-Ann,Montgomery, Valentina,Pirota, Emmanuele,Crespan, Cecilia,Perini, Glenda Paola,Grupelli, Pedro J,Tomaselli, Wilson,Marques, Joseph,Shaw, James,Polke, Ettore,Salsano, Silvia,Fenu, Davide,Pareyson, Chiara,Pisciotta, George K,Tofaris, Andrea H,Nemeth, John,Ealing, Aleksandar,Radunovic, Seamus,Kearney, Kishore R,Kumar, Steve,Vucic, Marina,Kennerson, Mary M,Reilly, Henry,Houlden, Ira,Deveson, Arianna,Tucci, Franco,Taroni, Andrea,Cortese
Brain : a journal of neurology · 2023-12-01
pmid:374505678
RFC1 CANVAS: genotype phenotype correlations
Curro,Riccardo, Natalia,Dominik, Stojkovic,Tanya, Miller,James, Gosal,David, Hadivassiliou,Marios, Giunti,Paola, Henry,Houlden, Reilly,Mary M, Cortese,Andrea
RFC1 CANVAS: genotype phenotype correlations · 2024-11-01
doi:10.1136/jnnp-2024-ABN.2599
Long-read sequencing revealed complex biallelic pentanucleotide repeat expansions in RFC1-related Parkinson's disease.
Peng,Liu, Fan,Zhang, Xinhui,Chen, Xiaosheng,Zheng, Miao,Chen, Zhiru,Lin, Shuqi,Chen, Lebo,Wang, Xinchen,Wang, Nan,Jin, Chenxin,Ying, Fei,Xie, Bo,Wang, Sheng,Wu, Zhidong,Cen, Wei,Luo
NPJ Parkinson's disease · 2025-01-20
pmid:3983320410
Repeat expansions in
Barnaby,Hirons, Peter S P,Cho, Katie,Rhatigan, Joe,Shaw, Riccardo,Curro, Bianca,Rugginini, Natalia,Dominik, Richard D,Turner, Ewan,Mackay, James H,Hull, Hisham,Abubakar-Waziri, Harini,Kesavan, Caroline J,Jolley, Robert D,Hadden, Andrea,Cortese, Surinder S,Birring
ERJ open research · 2025-01-13
pmid:3981155711
Sequence composition changes in short tandem repeats: heterogeneity, detection, mechanisms and clinical implications.
Indhu-Shree,Rajan-Babu, Egor,Dolzhenko, Michael A,Eberle, Jan M,Friedman
Nature reviews. Genetics · 2024-03-11
pmid:3846778412
Bioinformatics-Based Identification of Expanded Repeats: A Non-reference Intronic Pentamer Expansion in RFC1 Causes CANVAS.
Haloom,Rafehi, David J,Szmulewicz, Mark F,Bennett, Nara L M,Sobreira, Kate,Pope, Katherine R,Smith, Greta,Gillies, Peter,Diakumis, Egor,Dolzhenko, Michael A,Eberle, María García,Barcina, David P,Breen, Andrew M,Chancellor, Phillip D,Cremer, Martin B,Delatycki, Brent L,Fogel, Anna,Hackett, G Michael,Halmagyi, Solange,Kapetanovic, Anthony,Lang, Stuart,Mossman, Weiyi,Mu, Peter,Patrikios, Susan L,Perlman, Ian,Rosemergy, Elsdon,Storey, Shaun R D,Watson, Michael A,Wilson, David S,Zee, David,Valle, David J,Amor, Melanie,Bahlo, Paul J,Lockhart
American journal of human genetics · 2019-06-20
pmid:31230722Additional 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)
Video head impulse test differentiates RFC1-CANVAS, FGF14-SCA27B, and idiopathic late-onset cerebellar ataxias.
Leonardo E,Ariello, Daniel R,Gold, Jennifer L,Millar, Michael C,Schubert, Weiyi,Mu, Liana,Rosenthal, David P W,Rastall
Journal of neurology · 2025-10-07
pmid:41055766Repeat-associated ataxias in a German patient cohort analysed by targeted parallel long-read sequencing.
Hannes,Erdmann, Annalisa,Schaub, Morghan C,Lucas, Veronika,Scholz, Anna,Benet-Pages, Kerstin,Becker, Christine,Dineiger, Veronika,Mayer, Inga,van Buren, Eva,Breithausen, Karl,Akbari, Isabell,Cordts, Mayra,Sauer, Christine,Schneider, Rosanna,Krakowsky, Franziska,Schnabel, Konstanze,Dunker, Lena,Fabritius, Johannes,Gerb, Denis,Grabova, Ken,Möhwald, Marius,Näher, Karoline,Steinmetz, Franziska,Thiessen, Alexander,Jäck, Christiane,Schneider-Gold, Simone,Zittel, Christina,Petersen, Isolde,Schreyer, Larissa,Mämecke, Sibylle,Wilfling, Gilbert,Wunderlich, David,Brenner, Yorck,Hellenbroich, Kirsten,Muhle, Tessa,Huchtemann, Inga,Claus, Thomas,Klopstock, Michael,Strupp, Johannes,Levin, Günter,Höglinger, Doreen,Huppert, Sandra,Becker-Bense, Filipp,Filippopulos, Fabian,Kilpert, Elsa,Leitão, Sabine,Kaya, Christel,Depienne, Florian,Schöberl, Teresa,Neuhann, Elke,Holinski-Feder, Andreas,Zwergal, Angela,Abicht
Brain : a journal of neurology · 2025-09-03
pmid:40898875Long-read sequencing identifies
Fulya,Akçimen, Kensuke,Daida, Lara M,Lange, Abraham,Moller, Abigail,Miano-Burkhardt, Laksh,Malik, Kimberly,Paquette, Pilar Alvarez,Jerez, Jackson,Mingle, Breeana,Baker, Melissa,Meredith, Cedric,Kouam, Paige,Jarreau, Androo,Markham, Jessica,Anderson, Miten,Jain, Mark,Chaisson, Mark,Cookson, Bradford,Casey, Hirotaka,Iwaki, Sara,Bandres-Ciga, Paula,Saffie-Awad, Mike,Nalls, Zih-Hua,Fang, Andrew B,Singleton, Cornelis,Blauwendraat, Kimberley J,Billingsley
medRxiv : the preprint server for health sciences · 2025-08-19
pmid:40894141Prevalence of intronic repeat expansions in the RFC1 gene in Polish patients with cerebellar syndrome.
Tomczuk,Filip, Ziora-Jakutowicz,Karolina, Dominik,Natalia, Houlden,Henry, Cortese,Andrea, Rutkowska,Karolina, Pollak,Agnieszka, Ploski,Rafal, Janik,Piotr, Elert-Dobkowska,Ewelina, Sulek,Anna
Journal of applied genetics · 2025-08-13
pmid:40802152Non-coding repeat analyses in patients with Parkinson's disease.
Makito,Hirano, Makoto,Samukawa, Satoko,Miyatake, Yuko,Yamagishi, Chiharu,Isono, Rino,Yoshikawa, Kazumasa,Saigoh, Atsushi,Terayama, Yuji,Higashimoto, Eriko,Koshimizu, Takeshi,Mizuguchi, Kanako,Fujii, Yoshiyuki,Mitsui, Naomichi,Matsumoto, Yoshitaka,Nagai
Frontiers in neurology · 2025-07-22
pmid:40765612Late-onset cerebellar ataxia in three European patients with repeat expansions in RFC1 and FGF14: a case series.
Armand,Hocquel, David,Pellerin, Jean Loup,Méreaux, Vincent,Huin, Marios,Hadjivassiliou, Guillemette,Clément, Felipe,Villa, Salomé,Puisieux, Solène,Frismand, Marion,Wandzel, Virginie,Roth, Anna,Wissocq, Thomas,Wirth, Matt C,Danzi, Isabelle,Quadrio, Stephan,Zuchner, Laetitia,Lambert, Fanny,Mochel, Matthis,Synofzik, Mathieu,Anheim, Henry,Houlden, Alexis,Brice, Carine,Pourié, Bernard,Brais, Céline,Bonnet, Alexandra,Durr, Mathilde,Renaud
Journal of neurology · 2025-07-10
pmid:40637932RFC1 regulates the expansion of neural progenitors in the developing zebrafish cerebellum.
Fanny,Nobilleau, Sébastien,Audet, Alexandra,da Silva Babinet, Sanaa,Tork, Charlotte,Zaouter, Meijiang,Liao, Nicolas,Pilon, Martine,Tétreault, Shunmoogum A,Patten, Éric,Samarut
Nature communications · 2025-07-01
pmid:40595562Feasibility of long-read sequencing to identify molecular alterations in an Indonesian cohort of locally advanced to advanced nasopharyngeal cancer.
,Handoko, Marlinda,Adham, Lisnawati,Rachmadi, Demak Lumban,Tobing, ,Asmarinah, ,Fadilah, Wei,Dai, Anne Wing Mui,Lee, Soehartati A,Gondhowiardjo
Scientific reports · 2025-07-01
pmid:40594369Diagnostic 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:40488180