2rkz E 2.0 BS01 peptide Q 0 R83 R99 G100 R101 I102 S103 C104 T105 I106 R109 H111 L134 K143 G144 E145 W146 T147 C148 P150 R21 R37 G38 R39 I40 S41 C42 T43 I44 R47 H49 L65 K74 G75 E76 W77 T78 C79 P81 ? 0005576 P02751 18713862 529 ~ 548 EETCFDKYTGNTYRVGDTYERPKDSMIWDCTCIGAGRGRISCTIANRCHEGGQSYKIGDTWRRPLECVCLGNGKGEWTCKP