    New chain ID            Original chain ID

8vvs-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                        AA
           b                        BA
           c                        CA
           d                        DA
           e                        EA
           f                        FA
           g                        GA
           h                        HA
           i                        IA
           j                        JA
           k                        KA
           l                        LA
           m                        MA
           n                        NA
           o                        OA
           p                        PA
           q                        RA
           r                        SA
           s                        TA
           t                        UA
           u                        VA

8vvs-pdb-bundle2.pdb:
           A                        WA
           B                        XA
           C                        YA

8vvs-pdb-bundle3.pdb:
           A                        ZA
           B                        AB
           C                        BB
           D                        CB
           E                        DB
           F                        EB
           G                        FB
           H                        GB
           I                        HB
           J                        IB
           K                        JB
           L                        KB
           M                        LB
           N                        MB
           O                        NB
           P                        OB
           Q                        PB
           R                        QB
           S                        RB
           T                        SB
           U                        TB
           V                        UB
           W                        VB
           X                        WB
           Y                        XB
           Z                        YB
           a                        ZB
           b                        AC
           c                        BC
           d                        CC
           e                        DC
           f                        EC
           g                        FC
           h                        GC
           i                        IC
           j                         b
           k                         c
           l                        HC
