Sequence alignment between 4zqw(B) and UniProt seq B3BM81 (CDII4_ECO5C):

B3BM81 (CDII4_ECO5C): Immunity protein CdiI-o11 from Escherichia coli O157:H7 (strain EC869)
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         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------
UniProt: MAFNKDQDYWANIFVTPDFLSVETYSGLGMTGRDPLFSPRLLQPDVDDKSLGEEILQALSDSRTLDVLEERVAFFDLEKSKEQYAAWIATLMEKYGYRTKRALFKNMKKVGIHLVNDVITIRPSFHEKLEAWSGNRINESDYVVLPADSSPTEIGSGLRLALSRCKG-
PDB seq: -AFNKDQDYWANIFVTPDFLSVETYSGLGMTGRDPLFSPRLLQPDVDDKSLGEEILQALSDSRTLDVLEERVAFFDLEKSKEQYAAWIATLMEKYGYRTKRALFKNMKKVGIHLVNDVITIRPSFHEKLEAWSGNRINESDYVVLPADSSPTEIGSGLRLALSRCKGT
          --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
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