Type I PRMT Inhibition Protects Against C9ORF72 Arginine-Rich Dipeptide Repeat Toxicity

Repeat expansion mutations in the C9ORF72 gene are the most common genetic cause of amyotrophic lateral sclerosis (ALS) and frontotemporal dementia (FTD). Repeat-associated non-AUG translation of this expansion produces dipeptide repeat proteins (DRPs). The arginine containing DRPs, polyGR and polyP...

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Main Authors: Alan S. Premasiri (Author), Anna L. Gill (Author), Fernando G. Vieira (Author)
Format: Book
Published: Frontiers Media S.A., 2020-09-01T00:00:00Z.
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042 |a dc 
100 1 0 |a Alan S. Premasiri  |e author 
700 1 0 |a Anna L. Gill  |e author 
700 1 0 |a Fernando G. Vieira  |e author 
245 0 0 |a Type I PRMT Inhibition Protects Against C9ORF72 Arginine-Rich Dipeptide Repeat Toxicity 
260 |b Frontiers Media S.A.,   |c 2020-09-01T00:00:00Z. 
500 |a 1663-9812 
500 |a 10.3389/fphar.2020.569661 
520 |a Repeat expansion mutations in the C9ORF72 gene are the most common genetic cause of amyotrophic lateral sclerosis (ALS) and frontotemporal dementia (FTD). Repeat-associated non-AUG translation of this expansion produces dipeptide repeat proteins (DRPs). The arginine containing DRPs, polyGR and polyPR, are consistently reported to be the most toxic. Here we demonstrated that small molecule inhibition of type I protein arginine methyltransferases (PRMT) protects against polyGR and polyPR toxicity. Furthermore, our findings suggest that asymmetric dimethylation of polyGR and polyPR by Type I PRMTs plays important roles in their cytotoxicity. 
546 |a EN 
690 |a ALS (Amyotrophic lateral sclerosis) 
690 |a FTD (Fronto-Temporal Dementia) 
690 |a C9ORF72 DPRs 
690 |a arginine methylation 
690 |a protein arginine methyl transferase 
690 |a glycine-arginine 
690 |a Therapeutics. Pharmacology 
690 |a RM1-950 
655 7 |a article  |2 local 
786 0 |n Frontiers in Pharmacology, Vol 11 (2020) 
787 0 |n https://www.frontiersin.org/article/10.3389/fphar.2020.569661/full 
787 0 |n https://doaj.org/toc/1663-9812 
856 4 1 |u https://doaj.org/article/52c48b9db7fc4bd5941fbfec7788cf7a  |z Connect to this object online.