    New chain ID            Original chain ID

9q2m-pdb-bundle1.pdb:
           A                         R
           B                         W
           C                         9
           D                        AA
           E                        BB
           F                        CC
           G                        EE
           H                        GG
           I                        HH
           J                        II
           K                        JJ
           L                        LL
           M                        NN
           N                        OO
           O                        VV
           P                        WW
           Q                        XX
           R                        YY
           S                        aa
           T                        bb
           U                        ee
           V                        DD
           W                        FF
           X                        KK
           Y                        MM
           Z                        PP
           a                        QQ
           b                        RR
           c                        SS
           d                        TT
           e                        UU
           f                        ZZ
           g                        cc
           h                        dd
           i                        ff
           j                         A
           k                         B
           l                         C
           m                         D
           n                         E
           o                         F
           p                         G
           q                         H
           r                         I
           s                         J
           t                         L
           u                         M
           v                         N

9q2m-pdb-bundle2.pdb:
           O                         O
           P                         P
           Q                         Q
           S                         S
           T                         T
           U                         U
           V                         V
           X                         X
           Y                         Y
           Z                         Z
           a                         a
           b                         b
           c                         c
           d                         d
           e                         e
           f                         f
           g                         g
           h                         h
           i                         i
           j                         j
           k                         k
           l                         l
           m                         m
           n                         n
           o                         o
           p                         p
           r                         r
           s                         s
           t                         t

9q2m-pdb-bundle3.pdb:
           A                         5
           B                         7
           C                         8
           D                        EF
           E                         1
           F                        PT
           G                        ET
