    New chain ID            Original chain ID

9p7l-pdb-bundle1.pdb:
           A                        CI
           B                        Pt
           C                        L5
           D                        L7
           E                        L8
           F                        LA
           G                        LB
           H                        LC
           I                        LD
           J                        LE

9p7l-pdb-bundle2.pdb:
           A                        LF
           B                        LG
           C                        LH
           D                        LI
           E                        LJ
           F                        LL
           G                        LM
           H                        LN
           I                        LO
           J                        LP
           K                        LQ
           L                        LR
           M                        LS
           N                        LT
           O                        LU
           P                        LV
           Q                        LW
           R                        LX
           S                        LY
           T                        LZ
           U                        La
           V                        Lb
           W                        Lc
           X                        Ld
           Y                        Le
           Z                        Lf
           a                        Lg
           b                        Lh
           c                        Li
           d                        Lj
           e                        Lk
           f                        Ll
           g                        Lm
           h                        Ln
           i                        Lo
           j                        Lp
           k                        Lr
           l                        Ls
           m                        Lt
           n                        SD
           o                        SF
           p                        SK
           q                        SM
           r                        SP
           s                        SQ
           t                        SR
           u                        SS
           v                        ST
           w                        SU
           x                        SZ
           y                        Sc
           z                        Sd
           0                        Sf
           1                        Sg
           2                        SA
           3                        SB
           4                        SC
           5                        SE
           6                        SG
           7                        SH
           8                        SI
           9                        SJ

9p7l-pdb-bundle3.pdb:
           A                        SL
           B                        SN
           C                        SO
           D                        SV
           E                        SW
           F                        SX
           G                        SY
           H                        Sa
           I                        Sb
           J                        Se
           K                        S2
           L                        AT
           M                        CF
