Sequence alignment between 5b76(B) and UniProt seq K7EMV3 (K7EMV3_HUMAN):

K7EMV3 (K7EMV3_HUMAN): Histone H3 from Homo sapiens
                 10        20        30        40        50        60        70        80        90  
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+--
UniProt: MARTKQTARKSTGGKAPRKQLATKAARKSAPSTGGVKKPHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSAAIGG
         ..............X...........X.................................................................
PDB seq: -ARTKQTARKSTGGXAPRKQLATKAAX-----------------------------------------------------------------
          ---------+---------+------                                                                 
                  10        20