    New chain ID            Original chain ID

8oin_1-pdb-bundle1.pdb:
           A                        B1
           B                        BA
           C                        BB
           D                        BC
           E                        BD
           F                        BE
           G                        BF
           H                        BG
           I                        BH
           J                        BI
           K                        BJ
           L                        BK
           M                        BL
           N                        BM
           O                        BN
           P                        BO
           Q                        BP
           R                        BQ
           S                        BR
           T                        BS
           U                        BT
           V                        BU
           W                        BV
           X                        BW
           Y                        BX
           Z                        BY
           a                        BZ
           b                        Ba
           c                        Bb
           d                        Bc
           e                        Bd
           f                        Be
           g                        Bf
           h                        Bg
           i                        Bh
           j                        Bi
           k                        Bj
           l                        Bl
           m                        Bm
           n                        Bn
           o                        Bo
           p                        Bp
           q                        Bq
           r                        Br
           s                        Bs
           t                        Bt
           u                        Bu
           v                        Bv
           w                        Bw
           x                        Bx
           y                        By
           z                        Bz
           0                        AB
           1                        AC
           2                        AD
           3                        AE
           4                        AF
           5                        AH
           6                        AJ
           7                        AK
           8                        AL
           9                        AM
8oin_1-pdb-bundle2.pdb:
           A                        AN
           B                        AO
           C                        AP
           D                        AQ
           E                        AR
           F                        AS
           G                        AT
           H                        AU
           I                        AV
           J                        AW
           K                        AX
8oin_1-pdb-bundle3.pdb:
           A                        AX
           B                        AY
           C                        AZ
           D                        Aa
           E                        Ab
           F                        Ac
           G                        Ad
           H                        Ae
           I                        Ag
           J                        Ai
           K                        Aj
