    New chain ID            Original chain ID

9qqa-pdb-bundle1.pdb:
           A                        A2
           B                        AA
           C                        AB
           D                        AC
           E                        AD
           F                        AE
           G                        AF
           H                        AG
           I                        AT
           J                        AZ
           K                        Aa
           L                        Ab
           M                        Ac
           N                        Ad
           O                        Ae
           P                        Af
           Q                        Ag
           R                        Ah
           S                        Ai
           T                        Aj
           U                        Ak
           V                        Al
           W                        Am
           X                        An
           Y                        Ao
           Z                        Ap
           a                        Aq
           b                        Ar
           c                        As
           d                        At
           e                        Au
           f                        Av
           g                        Aw
           h                        Ax
           i                        Ay
           j                        Az

9qqa-pdb-bundle2.pdb:
           A                        B5
           B                        B7
           C                        B8
           D                        BA
           E                        BB
           F                        BC
           G                        BE
           H                        BF

9qqa-pdb-bundle3.pdb:
           A                        BG
           B                        BH
           C                        BI
           D                        BJ
           E                        BK
           F                        BL
           G                        BM
           H                        BN
           I                        BO
           J                        BP
           K                        BQ
           L                        BR
           M                        BS
           N                        BT
           O                        BU
           P                        BV
           Q                        BW
           R                        BX
           S                        BY
           T                        BZ
           U                        Ba
           V                        Bb
           W                        Bc
           X                        Bd
           Y                        Be
           Z                        Bf
           a                        Bg
           b                        Bh
           c                        Bi
           d                        Bj
           e                        Bk
           f                        Bl
           g                        Bm
           h                        Bo
           i                        Bp
           j                        Br
           k                        Bs
           l                        Bt
           m                        Bv
           n                        MA
           o                        Nt
           p                        Nu
