    New chain ID            Original chain ID

3j9m_1-pdb-bundle1.pdb:
           A                         D
           B                         E
           C                         F
           D                         H
           E                         I
           F                         J
           G                         K
           H                         L
           I                         M
           J                         N
           K                         O
           L                         P
           M                         Q
           N                         R
           O                         S
           P                         T
           Q                         U
           R                         V
           S                         W
           T                         X
           U                         Y
           V                         Z
           W                         0
           X                         1
           Y                         2
           Z                         3
           a                         4
           b                         5
           c                         6
           d                         7
           e                         8
           f                         9
           g                         a
           h                         b
           i                         c
           j                         d
           k                         e
           l                         f
           m                         g
           n                         h
           o                         i
           p                         j
           q                         k
           r                         m
           s                         o
           t                         p
           u                         q
           v                         r
           w                         s
           x                        AB
           y                        AC
           z                        AD
           0                        AE
           1                        AF
           2                        AG
           3                        AH
           4                        AI
           5                        AJ
           6                        AK
           7                        AL
           8                        AM
           9                        AN
3j9m_1-pdb-bundle2.pdb:
           A                        AO
           B                        AP
           C                        AQ
           D                        AR
           E                        AS
           F                        AT
           G                        AU
           H                        AV
           I                        AW
           J                        AX
           K                        AY
           L                        AZ
           M                        A0
           N                        A1
3j9m_1-pdb-bundle3.pdb:
           A                        A1
           B                        A2
           C                        A3
           D                        A4
