    New chain ID            Original chain ID

4v87-pdb-bundle1.pdb:
           A                        AA
           B                        AB
           C                        AD
           D                        AE
           E                        AF
           F                        AG
           G                        AH
           H                        AK
           I                        AM
           J                        AN
           K                        AO
           L                        AP
           M                        A0
           N                        AQ
           O                        AR
           P                        A1
           Q                        A2
           R                        AS
           S                        AT
           T                        AU
           U                        AV
           V                        A3
           W                        AZ
           X                        AW
           Y                        AX
           Z                        A4
           a                        A5
           b                        A6
           c                        A7
           d                        A8

4v87-pdb-bundle2.pdb:
           A                        BA
           B                        BE
           C                        BF
           D                        BG
           E                        BH
           F                        BI
           G                        BJ
           H                        BK
           I                        BL
           J                        BM
           K                        BN
           L                        BO
           M                        BP
           N                        BQ
           O                        BR
           P                        BS
           Q                        BT
           R                        BU
           S                        BV
           T                        BW
           U                        BX
           V                        BB
           W                        BC
           X                        BD
           Y                        B1
           Z                        CA
           a                        CE
           b                        CF
           c                        CG
           d                        CH
           e                        CI
           f                        CJ
           g                        CK

4v87-pdb-bundle3.pdb:
           A                        CL
           B                        CM
           C                        CN
           D                        CO
           E                        CP
           F                        CQ
           G                        CR
           H                        CS
           I                        CT
           J                        CU
           K                        CV
           L                        CW
           M                        CX
           N                        CB
           O                        CC
           P                        CD
           Q                        C1
           R                        DA
           S                        DB
           T                        DD
           U                        DE
           V                        DF
           W                        DG
           X                        DH
           Y                        DK
           Z                        DM
           a                        DN
           b                        DO
           c                        DP
           d                        D0
           e                        DQ
           f                        DR
           g                        D1
           h                        D2
           i                        DS

4v87-pdb-bundle4.pdb:
           A                        DT
           B                        DU
           C                        DV
           D                        D3
           E                        DZ
           F                        DW
           G                        DX
           H                        D4
           I                        D5
           J                        D6
           K                        D7
           L                        D8
