Sequence alignment between 2k2f(A) and UniProt seq P35467 (S10A1_RAT):

P35467 (S10A1_RAT): Protein S100-A1 from Rattus norvegicus
                 10        20        30        40        50        60        70        80        90    
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+----
UniProt: MGSELETAMETLINVFHAHSGKEGDKYKLSKKELKDLLQTELSSFLDVQKDADAVDKIMKELDENGDGEVDFQEFVVLVAALTVACNNFFWENS
PDB seq: -GSELETAMETLINVFHAHSGKEGDKYKLSKKELKDLLQTELSSFLDVQKDADAVDKIMKELDENGDGEVDFQEFVVLVAALTVACNNFFWENS
          ---------+---------+---------+---------+---------+---------+---------+---------+---------+---
                  10        20        30        40        50        60        70        80        90