Sequence alignment between 3qo2(P) and UniProt seq P68431 (H31_HUMAN):

P68431 (H31_HUMAN): Histone H3.1 from Homo sapiens
                 10        20        30        40        50        60        70        80        90       100       110       120       130      
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------
UniProt: MARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEACEAYLVGLFEDTNLCAIHAKRVTIMPKDIQLARRIRGERA
         .........X..............................................................................................................................
PDB seq: -ARTKQTARXSTGGKA------------------------------------------------------------------------------------------------------------------------
          ---------+-----                                                                                                                        
                  10