Sequence alignment between 2bl0(B) and UniProt seq P08053 (MLR_PHYPO):

P08053 (MLR_PHYPO): Myosin regulatory light chain from Physarum polycephalum
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         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------
UniProt: TASADQIQECFQIFDKDNDGKVSIEELGSALRSLGKNPTNAELNTIKGQLNAKEFDLATFKTVYRKPIKTPTEQSKEMLDAFRALDKEGNGTIQEAELRQLLLNLGDALTSSEVEELMKEVSVSGDGAINYESFVDMLVTGYPLASA
PDB seq: TASADQIQECFQIFDKDNDGKVSIEELGSALRSLGKNPTNAELNTIKGQLNAKEFDLATFKTVYRKPIKTPTEQSKEMLDAFRALDKEGNGTIQEAELRQLLLNLGDALTSSEVEELMKEVSVSGDGAINYESFVDMLVTGYPLA--
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-----  
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140