    New chain ID            Original chain ID

9h22-pdb-bundle1.pdb:
           A                         S
           B                         L
           C                         M
           D                         H
           E                         K
           F                         C
           G                        AA
           H                        BA
           I                        BB
           J                        AB
           K                        AC
           L                        BC
           M                        BD
           N                        AD
           O                        AE
           P                        BE
           Q                        BF
           R                        AF
           S                        AG
           T                        BG
           U                        AH
           V                        BH
           W                        AI
           X                        BI
           Y                        AJ
           Z                        BJ
           a                        AK
           b                        BK
           c                        AL
           d                        BL
           e                        AM
           f                        BM
           g                        BN
           h                        AN
           i                        AO
           j                        BO
           k                        BP
           l                        AP
           m                        AQ
           n                        BQ
           o                        BR
           p                        AR
           q                        BS
           r                        AS
           s                        BT
           t                        AT
           u                        BU
           v                        AU
           w                        AV
           x                        BV
           y                        AW
           z                        BW
           0                        AX
           1                        BX
           2                        Aa
           3                        Ba
           4                        Ab
           5                        Bb
           6                        Ac
           7                        Bc
           8                        Ad
           9                        Bd

9h22-pdb-bundle2.pdb:
           A                        Ae
           B                        Be
           C                        Af
           D                        Bf
           E                        Ag
           F                        Bg
           G                        Ah
           H                        Bh
           I                        Ai
           J                        Bi
           K                        Aj
           L                        Bj
           M                        Ak
           N                        Bk
           O                        Al
           P                        Bl
           Q                        Am
           R                        Bm
           S                        An
           T                        Bn
           U                        Ao
           V                        Bo
           W                        Ap
           X                        Bp
