    New chain ID            Original chain ID

9zd7-pdb-bundle1.pdb:
           0                         0
           1                         1
           A                         A
           B                         B
           C                         C
           D                         D
           E                         E
           F                         F
           G                         G
           H                         H
           I                         I
           K                         K
           L                         L
           M                         M
           N                         N
           O                         O
           P                         P
           Q                         Q
           R                         R
           S                         S
           U                         U
           V                         V
           W                         W
           X                         X
           Y                         Y
           Z                         Z
           a                         a
           b                         b
           c                         c
           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
           w                         w
           x                         x
           y                         y
           z                         z

9zd7-pdb-bundle2.pdb:
           A                         J
           B                         T
           C                         d
           D                         4
           E                         2
           F                         3
           G                         5
           H                         6
           I                         7
           J                         8
           K                         9
           L                        AA
           M                        AE
           N                        AF
           O                        AG
           P                        AB
           Q                        AC
           R                        AD
           S                        AH
           T                        AI
           U                        AJ
           V                        AK
           W                        AL
           X                        AM
           Y                        AN
           Z                        AO
           a                        AP
           b                        AQ
           c                        AR
           d                        AS
