4u20 AG 2.9 BS01 rna AA 0 P2 R3 R4 R5 V6 I7 R10 N28 L30 M31 V32 D33 G34 K35 K36 S37 T38 I42 R78 R79 V80 R95 R102 R109 K114 S115 M116 P1 R2 R3 R4 V5 I6 R9 N27 L29 M30 V31 D32 G33 K34 K35 S36 T37 I41 R77 R78 V79 R94 R101 R108 K113 S114 M115 ? 0003723,0003735,0006412,0015935 P02359 24957822 2 ~ 1539 PRRRVIGQRKILPDPKFGSELLAKFVNILMVDGKKSTAESIVYSALETLAQRSGKSELEAFEVALENVRPTVEVKSRRVGGSTYQVPVEVRPVRRNALAMRWIVEAARKRGDKSMALRLANELSDAAENKGTAVKKREDVHRMAEANKAFA