    New chain ID            Original chain ID

8uh4-pdb-bundle1.pdb:
           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
           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
           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
           0                         1
           1                         2
           2                         3
           3                         4
           4                         5
           5                         6
           6                         7
           7                         8
           8                        AA
           9                        AB

8uh4-pdb-bundle2.pdb:
           A                        AC
           B                        AD
           C                        AE
           D                        AF
           E                        AG
           F                        AH
           G                        AI
           H                        AJ
           I                        AK
           J                        AL
           K                        AM
           L                        AN
           M                        AO
           N                        AP
           O                        AQ
           P                        AR
           Q                        AS
           R                        AT
           S                        AU
           T                        AV
           U                        AW
           V                        AX
           W                        AY
           X                        AZ
           Y                        Aa
           Z                        Ab
           a                        Ac
           b                        Ad
           c                        Ae
           d                        Af
           e                        Ag
           f                        Ah
           g                        Ai
           h                        Aj
           i                        Ak
           j                        Al
           k                        Am
           l                        An
           m                        Ao
           n                        Ap
           o                        Aq
           p                        Ar
           q                        As
           r                        At
           s                        Au
           t                        Av
           u                        Aw
           v                        Ax
           w                        Ay
           x                        Az
           y                        A1
           z                        A2
           0                        A3
           1                        A4
           2                        A5
           3                        A6
           4                        A7
           5                        A8
