2ak5 B 1.85 BS01 peptide D 0 F15 D23 E24 G41 G42 W43 W54 N58 Y59 F13 D21 E22 G39 G40 W41 W52 N56 Y57 ? O55043 16228008 904 ~ 911 GSANSQLVVRAKFNFQQTNEDELSFSKGDVIHVTRVEEGGWWEGTHNGRTGWFPSNYVREIKPS