Sequence alignment between 9f12(E) and UniProt seq P06627 (TRAY1_ECOLI):

P06627 (TRAY1_ECOLI): Relaxosome protein TraY from Escherichia coli (strain K12)
                 10        20        30        40        50        60        70        80        90       100       110       120       130 
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-
UniProt: MKRFGTRSATGKMVKLKLPVDVESLLIEASNRSGRSRSFEAVIRLKDHLHRYPKFNRAGNIYGKSLVKYLTMRLDDETNQLLIAAKNRSGWCKTDEAADRVIDHLIKFPDFYNSEIFREADKEEDITFNTL
         ...........................................................XXXX....................................................................
PDB seq: MKRFGTRSATGKMVKLKLPVDVESLLIEASNRSGRSRSFEAVIRLKDHLHRYPKFNRAG----KSLVKYLTMRLDDETNQLLIAAKNRSGWCKTDEAADRVIDHLIKFPDFYN------------------
         ---------+---------+---------+---------+---------+---------    ------+---------+---------+---------+---------+---                  
                 10        20        30        40        50                  70        80        90       100       110