Sequence alignment between 1d1m(B) and UniProt seq P03040 (RCRO_LAMBD):

P03040 (RCRO_LAMBD): Regulatory protein cro from Escherichia phage lambda
                 10        20        30        40        50             60      
         ---------+---------+---------+---------+---------+------     ---+------
UniProt: MEQRITLKDYAMRFGQTKTAKDLGVYQSAINKAIHAGRKIFLTINADGSVYAEEVK-----PFPSNKKTTA
         ........................................................XXXXX.X........
PDB seq: MEQRITLKDYAMRFGQTKTAKDLGVYQSAINKAIHAGRKIFLTINADGSVYAEEVKDGEVKPWPS------
         ---------+---------+---------+---------+---------+---------+-----      
                 10        20        30        40        50        60