    New chain ID            Original chain ID

6uz7-pdb-bundle1.pdb:
           A                         5
           B                         7
           C                         8
           D                        AA
           E                        AB
           F                        AC
           G                        AD
           H                        AE
           I                        AF
           J                        AG
           K                        AH
           L                        AI
           M                        AJ
           N                        AL
           O                        AM
           P                        AN

6uz7-pdb-bundle2.pdb:
           A                        AO
           B                        AP
           C                        AQ
           D                        AR
           E                        AS
           F                        AT
           G                        AU
           H                        AV
           I                        AW
           J                        AX
           K                        AY
           L                        AZ
           M                        Ba
           N                        Bb
           O                        Bc
           P                        Bd
           Q                        Be
           R                        Bf
           S                        Bg
           T                        Bh
           U                        Bi
           V                        Bj
           W                        Bk
           X                        Bl
           Y                        Bm
           Z                        Bn
           a                        Bo
           b                        Bp
           c                        Bq
           d                        Br
           e                        AK
           f                         A
           g                         B
           h                         C
           i                         D
           j                         E
           k                         F
           l                         G
           m                         H
           n                         I
           o                         J
           p                         K
           q                         L
           r                         M
           s                         N
           t                         O
           u                         P
           v                         Q
           w                         R
           x                         S
           y                         T
           z                         U
           0                         V
           1                         W
           2                         X
           3                         Y
           4                         Z
           5                         a
           6                         b
           7                         c
           8                         d
           9                         e

6uz7-pdb-bundle3.pdb:
           f                         f
           g                         g
           2                         2
           1                         1
           3                         3
