    New chain ID            Original chain ID

9crp-pdb-bundle1.pdb:
           M                         M
           F                         F
           B                         B
           C                         C
           E                         E
           D                         D
           A                         A
           G                         G
           S                         S
           K                         K
           L                         L
           H                         H
           J                         J
           N                         N
