Sequence alignment between 1rkw(B) and UniProt seq P0A0N4 (QACR_STAAU):

P0A0N4 (QACR_STAAU): HTH-type transcriptional regulator QacR from Staphylococcus aureus
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180        
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
UniProt: MNLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKCKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWCINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLSK
         .......................................................................X....................................................................X...............................................
PDB seq: -NLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKAKTNREKFYLYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWSINDVNAVSKIAANAVNGIVTFTHEQNINERIKLMNKFSQIFLNGLS-
          --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------- 
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180