    New chain ID            Original chain ID

7cgo-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                         a
           W                         b
           X                         c
           Y                         d
           Z                         e
           a                         0
           b                         1
           c                         2
           d                         3
           e                         4
           f                         5
           g                         6
           h                         7
           i                         9
           j                         f
           k                         g
           l                         h
           m                         j
           n                         l
           o                         m
           p                         o
           q                         p
           r                         8
           s                         i
           t                         k
           u                         n
           v                         V
           w                         W
           x                         X
           y                         q
           z                         r
           0                         s
           1                         t
           2                         u
           3                         v
           4                        DA
           5                        DB
           6                        DC
           7                        DD
           8                        DE
           9                        DF

7cgo-pdb-bundle2.pdb:
           A                        DG
           B                        DH
           C                        DI
           D                        DJ
           E                        DK
           F                        CE
           G                        CA
           H                        CB
           I                        CC
           J                        CD
           K                         w
           L                         x
           M                         y
           N                         z
           O                        CF
           P                        Da
           Q                        Db
           R                        Dc
           S                        Dd
           T                        De
           U                        Df
           V                        Dg
           W                        Dh
           X                        Di
           Y                        Dj
           Z                        Dk
           a                        Dl
           b                        Dm
           c                        Dn
           d                        Do
           e                        Dp
           f                        Dq
           g                        Dr
           h                        Ds
           i                        Dt
           j                        Du
           k                        Dv
           l                        Dw
           m                        GA
           n                        GF
           o                        GG
           p                        GH
           q                        GI
           r                        GJ
           s                        GK
           t                        GC
           u                        GE
           v                        GD
           w                        GB
           x                        Ca
           y                        Cb
           z                        Cc
           0                        Cd
           1                        Ce
           2                        Cf
           3                        Cg
           4                        Ch
           5                        Ci
           6                        Cj
           7                        Ck
           8                        Cl
           9                        Cm

7cgo-pdb-bundle3.pdb:
           A                        Cn
           B                        Co
           C                        Cp
           D                        Cq
           E                        Cr
           F                        Cs
           G                        Ct
           H                        Cu
           I                        Cv
           J                        Cw
           K                        Cx
           L                        Cy
           M                        Cz
           N                        Ea
           O                        Eb
           P                        Ec
           Q                        Ed
           R                        Ee
           S                        Ef
           T                        Eg
           U                        Eh
           V                        AA
           W                        AB
           X                        AC
           Y                        AD
           Z                        AE
           a                        AF
           b                        AG
           c                        AH
           d                        AI
           e                        AJ
           f                        AK
           g                        AL
           h                        AM
           i                        AN
           j                        AO
           k                        AP
           l                        AQ
           m                        AR
           n                        AS
           o                        AT
           p                        AU
           q                        AV
           r                        AW
           s                        AX
           t                        AY
           u                        AZ
           v                        BA
           w                        BB
           x                        BC
           y                        BD
           z                        BE
           0                        BF
           1                        BG
           2                        BH
           3                        BI
           4                        BJ
           5                        BK
           6                        BL
           7                        BM
           8                        BN
           9                        BO

7cgo-pdb-bundle4.pdb:
           A                        BP
           B                        BQ
           C                        BR
           D                        BS
           E                        BT
           F                        BU
           G                        BV
           H                        BW
           I                        BX
           J                        BY
           K                        BZ
           L                        DL
           M                        DM
           N                        DN
           O                        DO
           P                        DP
           Q                        DQ
           R                        DR
           S                        DS
           T                        DT
           U                        DU
           V                        DV
           W                        DW
           X                        DX
           Y                        DY
           Z                        DZ
           a                        EA
           b                        EB
           c                        EC
           d                        ED
           e                        EE
           f                        EF
           g                        EG
