    New chain ID            Original chain ID

8fxp-pdb-bundle1.pdb:
           A                         0
           B                         1
           C                         2
           D                         3
           E                         4
           F                         5
           G                         6
           H                         7
           I                         8
           J                         9
           K                         a
           L                         b
           M                         c
           N                         d
           O                         e
           P                         f
           Q                         g
           R                         h
           S                         i
           T                         j
           U                         k
           V                         l
           W                         m
           X                         n
           Y                         o
           Z                         p
           a                         q
           b                         r
           c                         s
           d                         t
           e                         u
           f                         v
           g                         w
           h                         x
           i                         y
           j                         z
           k                        0A
           l                        0B
           m                        0C
           n                        0D
           o                        0E
           p                        0F
           q                        AA
           r                        AB
           s                        AC
           t                        AD
           u                        AE
           v                        AF
           w                        AG
           x                        AH
           y                        AI
           z                        AJ
           0                        AK
           1                        AL
           2                        AM
           3                        AN
           4                        0G
           5                        0H
           6                        AO
           7                        AP
           8                        AR
           9                        AS

8fxp-pdb-bundle2.pdb:
           A                        AQ
           B                        AT
