    New chain ID            Original chain ID

9f1d-pdb-bundle1.pdb:
           A                        B5
           B                        BT
           C                        Bb
           D                        Bt
           E                        AH
           F                        Aq
           G                        B7
           H                        AT
           I                        Ar
           J                        B8
           K                        BU
           L                        As
           M                        BA
           N                        BV

9f1d-pdb-bundle2.pdb:
           A                        At
           B                        BB
           C                        BP
           D                        BY
           E                        Av
           F                         B
           G                        BX
           H                        BQ
           I                        BZ
           J                        Aw
           K                        BE
           L                        BW
           M                        Au
           N                        Ba
           O                        Ax
           P                        BF
           Q                        BR
           R                        AZ
           S                        Ay
           T                        BG
           U                        BC
           V                        BS
           W                        Aa
           X                        Az
           Y                        BH
           Z                        EA
           a                        Ab
           b                        Bc
           c                        BI
           d                        Ct
           e                        Ac
           f                        Bd
           g                        BJ
           h                        Cu
           i                        Ad
           j                        Be
           k                        BK
           l                        DA
           m                        Ae
           n                        Bf
           o                        BL
           p                        DB
           q                        Af
           r                        Bg
           s                        BM
           t                        DC
           u                        Ag
           v                        Bh
           w                        BN
           x                        DD
           y                        Ah
           z                        Bi
           0                        BO

9f1d-pdb-bundle3.pdb:
           A                        A2
           B                        Ai
           C                        Bj
           D                        AA
           E                        Aj
           F                        Bk
           G                        AB
           H                        Ak
           I                        Bl
           J                        AC
           K                        Al
           L                        Bm
           M                        AD
           N                        Am
           O                        Bo
           P                        AE
           Q                        An
           R                        Bp
           S                        AF
           T                        Ao
           U                        Br
           V                        AG
           W                        Ap
           X                        Bs
