    New chain ID            Original chain ID

6olg-pdb-bundle1.pdb:
           A                        AA
           B                        BA
           C                        AB
           D                        BB
           E                        AC
           F                        BC
           G                        A3
           H                        A4
           I                        AD
           J                        AE
           K                        AF
           L                        AG
           M                        AH
           N                        AI
           O                        AJ
           P                        AK
           Q                        AL
           R                        AM
           S                        AN
           T                        AO
           U                        AP
           V                        AQ
           W                        AR
           X                        AS
           Y                        AT
           Z                        AU
           a                        AV
           b                        AW
           c                        AX
           d                        AY
           e                        AZ
           f                        Aa
           g                        Ab
           h                        Ac
           i                        Ad
           j                        Ae
           k                        Af
           l                        Ag
           m                        Ah
           n                        Ai
           o                        Aj
           p                        Ak
           q                        Al
           r                        Am
           s                        An
           t                        Ao
           u                        Ap
           v                        Aq
           w                        At
           x                        Au

6olg-pdb-bundle2.pdb:
           A                        A2

6olg-pdb-bundle3.pdb:
           A                        B1
           B                        BD
           C                        BE
           D                        BF
           E                        BG
           F                        BH
           G                        BI
           H                        BJ
           I                        BK
           J                        BL
           K                        BM
           L                        BN
           M                        BO
           N                        BP
           O                        BQ
           P                        BR
           Q                        BS
           R                        BT
           S                        BU
           T                        BV
           U                        BW
           V                        BX
           W                        BY
           X                        BZ
           Y                        Ba
           Z                        Bb
           a                        Bc
           b                        Bd
           c                        Be
           d                        Bf
           e                        Bg
           f                        Bv
           g                        Bx
           h                         A
