    New chain ID            Original chain ID

8ife-pdb-bundle1.pdb:
           A                        1A
           B                        1B
           C                        1C
           D                        1D
           E                        1E
           F                        1F
           G                        1G
           H                        1H

8ife-pdb-bundle2.pdb:
           A                        2A
           B                        2B
           C                        2C
           D                        2D
           E                        2E
           F                        2F
           G                        2G
           H                        2H
           I                        2I
           J                        2J
           K                        2K
           L                        2L
           M                        2M
           N                        2N
           O                        2O
           P                        2P
           Q                        2Q
           R                        2R
           S                        2S
           T                        2T
           U                        2U
           V                        2V
           W                        2W
           X                        2X
           Y                        2Y
           Z                        2Z
           a                        2a
           b                        2b
           c                        2c
           d                        2d
           e                        2e
           f                        2f
           g                        2g
           h                        2h
           i                        2i
           j                        2j
           k                        2k
           l                        2l
           m                        2m
           n                        2n
           o                        2o
           p                        2p
           q                        2q
           r                        2r
           s                        2s
           t                        2t
           u                        2u
           v                        2v
           w                        2w
           x                        2x
           y                        2y
           z                        2z
           0                        20

8ife-pdb-bundle3.pdb:
           A                        21
           B                        3A
           C                        3B
           D                        3C
           E                        3D
           F                        3E
           G                        3F
           H                        3G
           I                        3H
           J                        3I
           K                        3J
           L                        3K
           M                        3L
           N                        3M
           O                        3N
           P                        3O
           Q                        3P
           R                        3Q
           S                        3R
