    New chain ID            Original chain ID

9gy4-pdb-bundle1.pdb:
           5                         5
           7                         7
           8                         8
           B                         B
           C                         C
           D                         D
           E                         E

9gy4-pdb-bundle2.pdb:
           A                         F
           B                         G
           C                        LB
           D                        LC
           E                        LD
           F                        LE
           G                        LF
           H                        LG
           I                        LH
           J                        LI
           K                        LJ
           L                        LL
           M                        LM
           N                        LN
           O                        LO
           P                        LP
           Q                        LQ
           R                        LR
           S                        LS
           T                        LT
           U                        LU
           V                        LV
           W                        LW
           X                        LX
           Y                        LY
           Z                        LZ
           a                        La
           b                        Lb
           c                        Lc
           d                        Ld
           e                        Le
           f                        Lf
           g                        Lg
           h                        Lh
           i                        Li
           j                        Lj
           k                        Lk
           l                        Ll
           m                        Lm
           n                        Lo
           o                        Lp
           p                        Lr
           q                        Lz
           r                         Z
           s                         a
           t                         s
           u                         t
           v                         A
