A macrolide antibiotic produced by Streptomyces ambofaciens.

Riluzole hydrochloride (PK 26124 hydrochloride) is an anticonvulsant compound belonging to the family of sodium channel blockers that inhibits GABA uptake.

This amino acids187 to 203 fragment is derived from the C-terminal helix of synaptosomal-associated protein of 25 kDa (SNAP-25). This peptide is able to rescue exocytosis from botulinum neurotoxin E (BoNT/E)-treated cells, albeit at higher concentrations than the full-length coil.