    New chain ID            Original chain ID

8axn-pdb-bundle1.pdb:
           A                         C
           B                         B
           C                         A
           D                         a
           E                         0
           F                         1
           G                         d
           H                         c
           I                         S
           J                         P
           K                         M
           L                         J
           M                         G
           N                         D
           O                         U
           P                         T
           Q                         Q
           R                         N
           S                         K
           T                         H
           U                         E
           V                         V
           W                         R
           X                         O
           Y                         L
           Z                         I
           a                         F
           b                         W
           c                         X
           d                         b
           e                         e
           f                         h
           g                         k
           h                         n
           i                         q
           j                         t
           k                         x
           l                         g
           m                         j
           n                         m
           o                         p
           p                         s
           q                         w
           r                         v
           s                         u
           t                         f
           u                         i
           v                         l
           w                         o
           x                         r
           y                        a0
           z                         Y
           0                         Z
           1                         2
           2                         4
           3                         6
           4                         8
           5                        b0
           6                         y
           7                         z
           8                         3
           9                         5

8axn-pdb-bundle2.pdb:
           7                         7
           9                         9
