    New chain ID            Original chain ID

8ujd-pdb-bundle1.pdb:
           A                        LW
           B                        L5
           C                        L7
           D                        L8
           E                        LA
           F                        LB
           G                        LC
           H                        LD
           I                        LE
           J                        LF

8ujd-pdb-bundle2.pdb:
           A                        LG
           B                        LH
           C                        LI
           D                        LJ
           E                        LL
           F                        LM
           G                        LN
           H                        LO
           I                        LP
           J                        LQ
           K                        LR
           L                        LS
           M                        LT
           N                        LU
           O                        LV
           P                        LX
           Q                        LY
           R                        LZ
           S                        La
           T                        Lb
           U                        Lc
           V                        Ld
           W                        Le
           X                        Lf
           Y                        Lg
           Z                        Lh
           a                        Li
           b                        Lj
           c                        Lk
           d                        Ll
           e                        Lm
           f                        Lo
           g                        Lp
           h                        Lr
           i                         P
           j                        CA
