1ijw C 2.4 BS01 dna A 0 G139 R140 R142 A143 I171 G172 S174 T175 R178 Y179 G1 R2 R4 A5 I33 G34 S36 T37 R40 Y41 ? 0000150,0003677,0006310 Kd=3.8nM P03013 11847127 2 ~ 15 GRPRAINKHEQEQISRLLEKGHPRQQLAIIFGIGVSTLYRYFPASSI 1ijw C 2.4 BS02 dna B 0 G139 R140 P141 Y177 P181 A182 S183 G1 R2 P3 Y39 P43 A44 S45 ? 0000150,0003677,0006310 Kd=3.8nM P03013 11847127 16 ~ 29 GRPRAINKHEQEQISRLLEKGHPRQQLAIIFGIGVSTLYRYFPASSI