Sequence alignment between 4zor(A) and UniProt seq P03612 (CAPSD_BPMS2):

P03612 (CAPSD_BPMS2): Capsid protein from Escherichia phage MS2
                 10        20        30        40        50        60        70        80        90       100       110       120       130
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+
UniProt: MASNFTQFVLVDNGGTGDVTVAPSNFANGVAEWISSNSRSQAYKVTCSVRQSSAQNRKYTIKVEVPKVATQTVGGVELPVAAWRSYLNMELTIPIFATNSDCELIVKAMQGLLKDGNPIPSAIAANSGIY
         .....................................X............................................................................................
PDB seq: --SNFTQFVLVDNGGTGDVTVAPSNFANGVAEWISSNPRSQAYKVTCSVRQSSAQNRKYTIKVEVPKVATQTVGGVELPVAAWRSYLNMELTIPIFATNSDCELIVKAMQGLLKDGNPIPSAIAANSGIY
           --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------
                  10        20        30        40        50        60        70        80        90       100       110       120