6gb2 Bq 3.2 BS01 rna BA 0 R119 R122 K123 I126 W127 H129 N130 S133 R136 F138 R49 R52 K53 I56 W57 H59 N60 S63 R66 F68 ? I3LN63 30089917 1 ~ 1571 HAMGVNIYKEGQDVVLKPDSEYPEWLFEMNVGPPKKLEELDPETREYWRLLRKHNIWRHNRLSKNRKF