    New chain ID            Original chain ID

9qet-pdb-bundle1.pdb:
           A                        CA
           B                        CB
           C                        CC
           D                        CD
           E                        CE
           F                        CF
           G                        CG
           H                        CH
           I                        CI
           J                        CJ
           K                        CK
           L                        L5
           M                        L7
           N                        L8
           O                        LB
           P                        LC
           Q                        LD
           R                        LE
           S                        LF
           T                        LG
           U                        LH
           V                        LJ
           W                        LL
           X                        LM
           Y                        LN
           Z                        LO

9qet-pdb-bundle2.pdb:
           A                        LP
           B                        LQ
           C                        LS
           D                        LT
           E                        LV
           F                        LY
           G                        La
           H                        Ld
           I                        Le
           J                        Lf
           K                        Lh
           L                        Li
           M                        Lr
           N                        Lt
           O                        Lz
