Locus FAME1 SAMD12
Disease ID
FAME1
Gene ID
SAMD12
Updated
Jun 15, 2026
v2.22.0
v2.22.0
Other gene loci
–
Clinical Links
Bioinformatical Links
Disease
Name Familial adult myoclonic epilepsy type 1
Inheritance
Description
Prevalence FAME overall is 1/35,000 in Japan. Typically found in individuals of East Asian ancestry1 .
HPO Terms
–
Association
Mendelian
Locus
Details
Detection
Alleles
Ref. Motif Reference motif, reference orientation
TAAAA
Ranges
Benign (ref.) Benign motif, reference orientation
–
Benign (gene) Benign motif, gene orientation
–
Pathogenic (ref.) Pathogenic motif, reference orientation
TGAAA
Pathogenic (gene) Pathogenic motif, gene orientation
ATTTC
Unknown (ref.) Unknown motif, reference orientation
AAAAA, TAAAC, TAACA, TACAA, TACAC
Unknown (gene) Unknown motif, gene orientation
TTTTT, AGTTT, ATGTT, ATTGT, AGTGT
Interruption (ref.) Interruption motif, reference orientation
–
Interruption (gene) Interruption motif, gene orientation
–
gnomAD
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
Intronic pentanucleotide TTTCA repeat insertion in the SAMD12 gene causes familial cortical myoclonic tremor with epilepsy type 1.
Zhidong,Cen, Zhengwen,Jiang, You,Chen, Xiaosheng,Zheng, Fei,Xie, Xiaodong,Yang, Xingjiao,Lu, Zhiyuan,Ouyang, Hongwei,Wu, Si,Chen, Houmin,Yin, Xia,Qiu, Shuang,Wang, Meiping,Ding, Yelei,Tang, Feng,Yu, Caihua,Li, Tao,Wang, Hiroyuki,Ishiura, Shoji,Tsuji, Chuan,Jiao, Chunyu,Liu, Jianfeng,Xiao, Wei,Luo
Brain : a journal of neurology · 2018-08-01
pmid:299392034
Phenotypic and genotypic characterization of familial adult myoclonus epilepsy in a Chinese case series.
Sheng,Zeng, Yao,Zhou, Yuwen,Zhao, Mingqiang,Li, Chaojun,Zhou, Xuejing,Wang, Hui,Quan, Tiandong,Che, Jinchen,Li, Qiying,Sun, Beisha,Tang
Brain communications · 2025-06-04
pmid:405033315
Expansions of intronic TTTCA and TTTTA repeats in benign adult familial myoclonic epilepsy.
Hiroyuki,Ishiura, Koichiro,Doi, Jun,Mitsui, Jun,Yoshimura, Miho Kawabe,Matsukawa, Asao,Fujiyama, Yasuko,Toyoshima, Akiyoshi,Kakita, Hitoshi,Takahashi, Yutaka,Suzuki, Sumio,Sugano, Wei,Qu, Kazuki,Ichikawa, Hideaki,Yurino, Koichiro,Higasa, Shota,Shibata, Aki,Mitsue, Masaki,Tanaka, Yaeko,Ichikawa, Yuji,Takahashi, Hidetoshi,Date, Takashi,Matsukawa, Junko,Kanda, Fumiko Kusunoki,Nakamoto, Mana,Higashihara, Koji,Abe, Ryoko,Koike, Mutsuo,Sasagawa, Yasuko,Kuroha, Naoya,Hasegawa, Norio,Kanesawa, Takayuki,Kondo, Takefumi,Hitomi, Masayoshi,Tada, Hiroki,Takano, Yutaka,Saito, Kazuhiro,Sanpei, Osamu,Onodera, Masatoyo,Nishizawa, Masayuki,Nakamura, Takeshi,Yasuda, Yoshio,Sakiyama, Mieko,Otsuka, Akira,Ueki, Ken-Ichi,Kaida, Jun,Shimizu, Ritsuko,Hanajima, Toshihiro,Hayashi, Yasuo,Terao, Satomi,Inomata-Terada, Masashi,Hamada, Yuichiro,Shirota, Akatsuki,Kubota, Yoshikazu,Ugawa, Kishin,Koh, Yoshihisa,Takiyama, Natsumi,Ohsawa-Yoshida, Shoichi,Ishiura, Ryo,Yamasaki, Akira,Tamaoka, Hiroshi,Akiyama, Taisuke,Otsuki, Akira,Sano, Akio,Ikeda, Jun,Goto, Shinichi,Morishita, Shoji,Tsuji
Nature genetics · 2018-03-05
pmid:295074236
(TTTCA)exp Drives the Genotype-Phenotype Correlation and Genetic Anticipation in FCMTE1.
Xinhui,Chen, Bo,Wang, Haibin,Xia, Haotian,Wang, Dehao,Yang, Miao,Chen, Huijun,Yu, Fan,Zhang, Yixin,Kang, Yiling,Chen, Nan,Jin, Lebo,Wang, Peng,Liu, Fei,Xie, Aisi,Fu, Ben,Hu, Zhiyuan,Ouyang, Sheng,Wu, Yao,Ding, Junfeng,Ji, Shuang,Wang, Wei,Luo, Zhidong,Cen
Movement disorders : official journal of the Movement Disorder Society · 2024-11-21
pmid:395698768
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:38467784Additional 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)
Pentanucleotide repeat instability and transmission in benign adult familial myoclonic epilepsy types 1, 4, and 8.
Supphakorn,Rakwongkhachon, Monnat,Pongpanich, Chalurmpon,Srichomthong, Adjima,Assawapitaksakul, Siraprapa,Tongkobpetch, Kanokwan,Santawong, William A,Gahl, Chaipat,Chunharas, Guida,Landouré, Patra,Yeetong, Vorasuk,Shotelersuk
Epilepsia · 2026-03-24
pmid:41874439RNA Toxicity and Interacting RNA-Binding Protein NOVA2 of (UUUCA)exp RNA Foci in Familial Cortical Myoclonic Tremor with Epilepsy.
Fan,Zhang, Yiling,Chen, Shuqi,Chen, Haibin,Xia, Yiying,Zhang, Xinhui,Chen, Bo,Wang, Junfeng,Ji, Zhidong,Cen, Wei,Luo
Movement disorders : official journal of the Movement Disorder Society · 2026-03-18
pmid:41850906The role of disease-associated short tandem repeats in amyotrophic lateral sclerosis.
Joke J F A,van Vugt, Ramona A J,Zwamborn, Egor,Dolzhenko, Michael A,Eberle, Ben,Weisburd, Erwin,Bekema, Maarten,Kooyman, Bi-Nan,Wang, Erik-Jan,Kamsteeg, Monique,Losekoot, Frank,Baas, Camilla,Novy, Helle,Høyer, Ruben P A,van Eijk, Michael A,van Es, Wouter,van Rheenen, Ammar,Al-Chalabi, Leonard H,van den Berg, Jan H,Veldink
Brain communications · 2025-12-09
pmid:41426430Targeted nanopore long-read sequencing panel for the molecular diagnosis of intronic expansion in familial adult myoclonic epilepsy.
Haruka,Urabe, Takashi,Nakajima, Satomi,Mitsuhashi, Kentaro,Ohta, Hidehiko,Fujinaka, Kiyoe,Goto, Aki,Sato
BMC medical genomics · 2025-11-11
pmid:41219789Tremor-associated short tandem repeat intermediate and pathogenic expansions in familial essential tremor.
Xun,Zhou, Runcheng,He, Sheng,Zeng, Mingqiang,Li, Hongxu,Pan, Yuwen,Zhao, Zhenhua,Liu, Qian,Xu, Jifeng,Guo, Xinxiang,Yan, Jinchen,Li, Beisha,Tang, Qiying,Sun
Brain communications · 2024-06-29
pmid:38961870Origin and evolution of pentanucleotide repeat expansions at the familial cortical myoclonic tremor with epilepsy type1 - SAMD12 locus.
Xinhui,Chen, Fan,Zhang, Yihua,Shi, Haotian,Wang, Miao,Chen, Dehao,Yang, Lebo,Wang, Peng,Liu, Fei,Xie, Jiawen,Chen, Aisi,Fu, Ben,Hu, Bo,Wang, Zhiyuan,Ouyang, Sheng,Wu, Zhiru,Lin, Zhidong,Cen, Wei,Luo
European journal of human genetics : EJHG · 2024-03-12
pmid:38467733Seizures and electrophysiological features in familial cortical myoclonic tremor with epilepsy 1.
Yao,Ding, Zhidong,Cen, Yang,Zheng, Xia,Qiu, Yumao,Ye, Xinhui,Chen, Lingli,Hu, Bo,Wang, Zhongjin,Wang, Houmin,Yin, Chunhong,Shen, Wenjie,Ming, Yi,Ge, Fei,Xie, Dehao,Yang, Zhiyuan,Ouyang, Haotian,Wang, Sheng,Wu, Meiping,Ding, Shuang,Wang, Wei,Luo
Annals of clinical and translational neurology · 2023-12-07
pmid:38059543Complete SAMD12 repeat expansion sequencing in a four-generation BAFME1 family with anticipation.
Takeshi,Mizuguchi, Tomoko,Toyota, Eriko,Koshimizu, Shinichi,Kameyama, Hiromi,Fukuda, Naomi,Tsuchida, Yuri,Uchiyama, Kohei,Hamanaka, Atsushi,Fujita, Kazuharu,Misawa, Satoko,Miyatake, Hiroaki,Adachi, Naomichi,Matsumoto
Journal of human genetics · 2023-08-18
pmid:37592133A novel FAME1 repeat configuration in a European family identified using a combined genomics approach.
Tatiana,Maroilley, Meng-Han,Tsai, Rumika,Mascarenhas, Catherine,Diao, Maryam,Khanbabaei, Sabine,Kaya, Christel,Depienne, Maja,Tarailo-Graovac, Karl Martin,Klein
Epilepsia open · 2023-02-16
pmid:36740228