3s8o A 1.85 BS01 peptide B 0 R67 R86 S88 S90 H107 F108 K109 L120 W121 R14 R33 S35 S37 H54 F55 K56 L67 W68 ? P62993 22007755 2 ~ 4 EMKPHPWFFGKIPRAKAEEMLSKQRHDGAFLIRESESAPGDFSLSVKFGNDVQHFKVLRDGAGKYFLWVVKFNSLNELVDYHRSTSVSRNQQIFLRDIEQV