Sequence alignment between 2kc8(B) and UniProt seq P0C079 (RELB_ECOLI):

P0C079 (RELB_ECOLI): Antitoxin RelB from Escherichia coli (strain K12) 
                 10        20        30        40        50        60        70         
         ---------+---------+---------+---------+---------+---------+---------+---------
UniProt: MGSINLRIDDELKARSYAALEKMGVTPSEALRLMLEYIADNERLPFKQTLLSDEDAELVEIVKERLRNPKPVRVTLDEL
PDB seq: ----------------------------------------------KQTLLSDEDAELVEIVKERLRNPKPVRVTLDEL
                                                       ---+---------+---------+---------
                                                         50        60        70