1puf B 1.9 BS01 dna D 0 R237 R238 N239 F240 Q279 N282 N286 R290 R5 R6 N7 F8 Q47 N50 N54 R58 ? 0000981,0003677,0006355 Kd=0.23uM P40424 12923056 1 ~ 20 ARRKRRNFNKQATEILNEYFYSHLSNPYPSEEAKEELAKKCGITVSQVSNWFGNKRIRYKKNIGKFQEEANIY 1puf B 1.9 BS02 dna E 0 R237 R238 Y260 R288 K292 K293 R5 R6 Y28 R56 K60 K61 ? 0000981,0003677,0006355 Kd=0.23uM P40424 12923056 21 ~ 40 ARRKRRNFNKQATEILNEYFYSHLSNPYPSEEAKEELAKKCGITVSQVSNWFGNKRIRYKKNIGKFQEEANIY