2pxy A 2.23 BS01 peptide P 0 N99 Y100 G101 N96 Y97 G98 ? Q5R1F5 17694060 -2 ~ 8 SADSVTQTGGQVALSEEDFLTIHCNYSASGYPALFWYVQYPGEGPQFLFRASRDKEKGSSRGFEATYNKEATSFHLQKASVQESDSAVYYCALSENYGNEKITFGAGTKLQVVP