2wtt O 2.3 BS01 peptide M 0 L371 E373 S374 L375 L377 M378 Y389 R390 Q393 L19 E21 S22 L23 L25 M26 Y37 R38 Q41 ? 0003677,0003700,0005634,0006355,0006915,0051262 O15350 19815500 353 ~ 381 DTYYLQVRGRENFEILMKLKESLELMELVPQPLVDSYRQQQ