Sequence alignment between 1b4b(A) and UniProt seq O31408 (ARGR_GEOSE):

O31408 (ARGR_GEOSE): Arginine repressor from Geobacillus stearothermophilus
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140         
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------
UniProt: MNKGQRHIKIREIIMSNDIETQDELVDRLREAGFNVTQATVSRDIKEMQLVKVPMANGRYKYSLPSDQRFNPLQKLKRALVDVFIKLDGTGNLLVLRTLPGNAHAIGVLLDNLDWDEIVGTICGDDTCLIICRTPKDAKKVSNQLLSML
PDB seq: ------------------------------------------------------------------------------ALVDVFIKLDGTGNLLVLRTLPGNAHAIGVLLDNLDWDEIVGTICGDDTCLIICRTPKDAKKVSNQLLSML
                                                                                       -+---------+---------+---------+---------+---------+---------+---------
                                                                                       80        90       100       110       120       130       140