4xrs G 3.5 BS01 dna L 0 K131 R133 T134 Y136 I175 N179 K1 R3 T4 Y6 I45 N49 ? 0000981,0003677,0006355 O60479 26550823 2 ~ 17 KPRTIYSSYQLAALQRRFQKAQYLALPERAELAAQLGLTQTQVKIWFQNRRSKFKK