Structure of adamantane acetic acid hydroxamate (10), the most potent inhibitor of BoNT/A LC protease to date (KI = 460 nM) and a new lead structure for inhibitor development.
11: 60LSELDRADALQAGAS(K(Dnp))76FE(Dpa(Mca))79SAAKLKRKYWWKNLK94
12: 60LSELDDRADALQAG(Pya)74SQ(Nop)77ESSAAKLKRKYWWKNLK94
Native: 60LSELDRADALQAGASQFETSAAKLKRKYWWKNLK94