    New chain ID            Original chain ID

9p7f-pdb-bundle1.pdb:
           A                        SA
           B                        SB
           C                        SC
           D                        SE
           E                        SG
           F                        SH
           G                        SI
           H                        SJ
           I                        SL
           J                        SN
           K                        SO
           L                        SV
           M                        SW
           N                        SX
           O                        SY
           P                        Sa
           Q                        Sb
           R                        Se
           S                        S2
           T                        LR
           U                        LW
           V                        SR
           W                        SD
           X                        SF
           Y                        SK
           Z                        SM
           a                        SP
           b                        SQ
           c                        SS
           d                        ST
           e                        SU
           f                        SZ
           g                        Sc
           h                        Sd
           i                        Sf
           j                        Sg
           k                        At
           l                        Pt
           m                        CI

9p7f-pdb-bundle2.pdb:
           A                        L5
           B                        L7
           C                        L8
           D                        LA
           E                        LB
           F                        LC
           G                        LD
           H                        LE
           I                        LF

9p7f-pdb-bundle3.pdb:
           A                        LG
           B                        LH
           C                        LI
           D                        LJ
           E                        LL
           F                        LM
           G                        LN
           H                        LO
           I                        LP
           J                        LQ
           K                        LS
           L                        LT
           M                        LU
           N                        LV
           O                        LX
           P                        LY
           Q                        LZ
           R                        La
           S                        Lb
           T                        Lc
           U                        Ld
           V                        Le
           W                        Lf
           X                        Lg
           Y                        Lh
           Z                        Li
           a                        Lj
           b                        Lk
           c                        Ll
           d                        Lm
           e                        Ln
           f                        Lo
           g                        Lp
           h                        Lr
           i                        Ls
           j                        Lt
