>2BTX_1|Chain A|ALPHA-BUNGAROTOXIN|Bungarus multicinctus (8616) IVCHTTATSPISAVTCPPGENLCYRKMWCDAFCSSRGKVVELGCAATCPSKKPYEEVTCCSTDKCNPHPKQRPG >2BTX_2|Chain B|LIBRARY DERIVED PEPTIDE| MRYYESSLKSYPD