Sequence alignment between 4gur(C) and UniProt seq P84243 (H33_HUMAN):

P84243 (H33_HUMAN): Histone H3.3 from Homo sapiens
                 10        20        30        40        50        60        70        80        90       100       110       120       130      
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------
UniProt: MARTKQTARKSTGGKAPRKQLATKAARKSAPSTGGVKKPHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSAAIGALQEASEAYLVGLFEDTNLCAIHAKRVTIMPKDIQLARRIRGERA
         ....X...................................................................................................................................
PDB seq: -ARTMQTARKSTGGKAPRKQL-------------------------------------------------------------------------------------------------------------------
          ---------+---------+                                                                                                                   
                  10        20