Sequence alignment between 1v9o(A) and UniProt seq P83820 (P83820_THETH):

P83820 (P83820_THETH): Signaling protein from Thermus thermophilus
                 10        20        30        40        50        60        70        80        90       100       110      
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------
UniProt: MKLIVAIVRPEKLNEVLKALFQAEVRGLTLSRVQGHGGETERVETYRGTTVKMELHEKVRLEIGVSEPFVKPTVEAILKAARTGEVGDGKIFVLPVEKVYRIRTGEEDEAAVTPVQ
         .........................................XXXXXXXXXXXXX..............................................................
PDB seq: MKLIVAIVRPEKLNEVLKALFQAEVRGLTLSRVQGHGGETE-------------LHEKVRLEIGVSEPFVKPTVEAILKAARTGEVGDGKIFVLPVEKVYRIRTGEEDEA------
         ---------+---------+---------+---------+-             -----+---------+---------+---------+---------+---------+      
                 10        20        30        40                  60        70        80        90       100       110