2law A -1.00 BS01 peptide B 0 E237 A239 Y247 I249 H251 K254 T256 W258 E8 A10 Y18 I20 H22 K25 T27 W29 ? P46937 21685363 222 ~ 233 GPLPDGWEQAMTQDGEIYYINHKNKTTSWLDPRL