    New chain ID            Original chain ID

9tif_1-pdb-bundle1.pdb:
           A                         A
           B                         B
           C                         D
           D                         E
           E                         F
           F                         G
           G                         H
           H                         I
           I                         J
           J                         K
           K                         L
           L                         M
           M                         N
           N                         O
           O                         P
           P                         Q
           Q                         R
           R                         S
           S                         T
           T                         U
           U                         V
           V                         b
           W                         c
           X                         d
           Y                         e
           Z                         f
           a                         g
           b                         h
9tif_1-pdb-bundle2.pdb:
           A                         h
