    New chain ID            Original chain ID

8f29-pdb-bundle1.pdb:
           Y                         Y
           G                         G
           H                         H
           I                         I
           Z                         Z
           7                         7
           6                         6
           U                         U
           S                         S
           T                         T
           K                         K
           L                         L
           M                         M
           N                         N
           O                         O
           P                         P
           Q                         Q
           R                         R
           8                         8
           X                         X
           J                         J
           A                         A
           B                         B
           C                         C
           D                         D
           E                         E
           F                         F
