Sequence alignment between 1dd2(A) and UniProt seq P02904 (BCCP_PROFR):

P02904 (BCCP_PROFR): Methylmalonyl-CoA carboxyltransferase 1.3S subunit from Propionibacterium freudenreichii subsp. shermanii
                 10        20        30        40        50        60        70        80        90       100       110       120   
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---
UniProt: MKLKVTVNGTAYDVDVDVDKSHENPMGTILFGGGTGGAPAPRAAGGAGAGKAGEGEIPAPLAGTVSKILVKEGDTVKAGQTVLVLEAMKMETEINAPTDGKVEKVLVKERDAVQGGQGLIKIG
PDB seq: ----------------------------------------------AGAGKAGEGEIPAPLAGTVSKILVKEGDTVKAGQTVLVLEAMKMETEINAPTDGKVEKVLVKERDAVQGGQGLIKIG
                                                       ---+---------+---------+---------+---------+---------+---------+---------+---
                                                         50        60        70        80        90       100       110       120