>2btx_B mol:protein length:13  LIBRARY DERIVED PEPTIDE
MRYYESSLKSYPD
>2btx_B mol:protein length:13  LIBRARY DERIVED PEPTIDE
MRYYESSLKSYPD
>2btx_A mol:protein length:74  ALPHA-BUNGAROTOXIN
IVCHTTATSPISAVTCPPGENLCYRKMWCDAFCSSRGKVVELGCAATCPSKKPYEEVTC
CSTDKCNPHPKQRPG