    New chain ID            Original chain ID

9q1q_1-pdb-bundle1.pdb:
           A                         A
           B                         B
           C                         C
           D                         D
           E                         E
           F                         F
           G                         G
           H                         H
           I                         I
           J                         J
           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                         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                         o
           n                         p
           o                         r
           p                        DD
           q                        FF
           r                        KK
           s                        MM
           t                        PP
           u                        QQ
           v                        RR
           w                        SS
           x                        TT
           y                        UU
           z                        ZZ
           0                        cc
           1                        dd
           2                        ff
           3                        gg
           4                        AA
           5                        BB
           6                        CC
           7                        EE
           8                        GG
           9                        HH
9q1q_1-pdb-bundle2.pdb:
           A                        II
           B                        JJ
           C                        LL
           D                        NN
           E                        OO
           F                        VV
           G                        WW
           H                        XX
           I                        YY
           J                        aa
           K                        bb
           L                        ee
           M                         K
           N                         t
