PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19087113-11 2008 In Unverricht-Lundborg PME, new cohorts with genotyped cystatin B mutations have led to the chronic use of antioxidant N-acetylcysteine and combination valproate clobazam or clonazepam plus antimyoclonic drugs topiramate, zonisamide, piracetam, levetiracetam, or brivaracetam. Levetiracetam 245-258 cystatin B Homo sapiens 55-65