    New chain ID            Original chain ID

4v9a-pdb-bundle1.pdb:
           A                        AA
           B                        AE
           C                        AF
           D                        AG
           E                        AH
           F                        AI
           G                        AJ
           H                        AK
           I                        AL
           J                        AM
           K                        AN
           L                        AO
           M                        AP
           N                        AQ
           O                        AR
           P                        AS
           Q                        AT
           R                        AU
           S                        AV
           T                        AW
           U                        AX
           V                        AC
           W                        A1

4v9a-pdb-bundle2.pdb:
           A                        BA
           B                        BB
           C                        BD
           D                        BE
           E                        BF
           F                        BG
           G                        BH
           H                        BK
           I                        BM
           J                        BN
           K                        BO
           L                        BP
           M                        B0
           N                        BQ
           O                        BR
           P                        B1
           Q                        B2
           R                        BS
           S                        BT
           T                        BU
           U                        BV
           V                        B3
           W                        BZ
           X                        BW
           Y                        BX
           Z                        B4
           a                        B5
           b                        B6
           c                        B7
           d                        B8

4v9a-pdb-bundle3.pdb:
           A                        CA
           B                        CE
           C                        CF
           D                        CG
           E                        CH
           F                        CI
           G                        CJ
           H                        CK
           I                        CL
           J                        CM
           K                        CN
           L                        CO
           M                        CP
           N                        CQ
           O                        CR
           P                        CS
           Q                        CT
           R                        CU
           S                        CV
           T                        CW
           U                        CX
           V                        CC
           W                        C1

4v9a-pdb-bundle4.pdb:
           A                        DA
           B                        DB
           C                        DD
           D                        DE
           E                        DF
           F                        DG
           G                        DH
           H                        DK
           I                        DM
           J                        DN
           K                        DO
           L                        DP
           M                        D0
           N                        DQ
           O                        DR
           P                        D1
           Q                        D2
           R                        DS
           S                        DT
           T                        DU
           U                        DV
           V                        D3
           W                        DZ
           X                        DW
           Y                        DX
           Z                        D4
           a                        D5
           b                        D6
           c                        D7
           d                        D8
