    New chain ID            Original chain ID

7mq8-pdb-bundle1.pdb:
           A                        L0
           B                        L1
           C                        L2
           D                        L3
           E                        L4
           F                        L5
           G                        L6
           H                        L7
           I                        L8
           J                        L9
           K                        LA
           L                        LC
           M                        LD
           N                        LF
           O                        LG
           P                        LH
           Q                        LI
           R                        LJ
           S                        LK
           T                        LL
           U                        LM
           V                        LN
           W                        LO

7mq8-pdb-bundle2.pdb:
           A                        LP
           B                        LQ
           C                        LR
           D                        LS
           E                        LT
           F                        LU
           G                        LW
           H                        LZ
           I                        N0
           J                        NA
           K                        NB
           L                        NC
           M                        ND
           N                        NE
           O                        NF
           P                        NG
           Q                        NH
           R                        NI
           S                        NJ
           T                        NK
           U                        NM
           V                        NN
           W                        NO
           X                        NQ
           Y                        NR
           Z                        NT
           a                        NU
           b                        NW
           c                        NY
           d                        SA
           e                        SB
           f                        SC
           g                        SD
           h                        SE
           i                        SF
           j                        SG
           k                        SH

7mq8-pdb-bundle3.pdb:
           A                        SI
           B                        SJ
           C                        SK
           D                        SL
           E                        SM
           F                        SP
           G                        SQ
           H                        SR
           I                        SS
           J                        ST
           K                        SU
           L                        SW
           M                        Sx
           N                        SX
           O                        SY
           P                        SZ
