    New chain ID            Original chain ID

6q16-pdb-bundle1.pdb:
           A                        AA
           B                        AB
           C                        AC
           D                        AD
           E                        AE
           F                        AF
           G                        AG
           H                        AH
           I                        AI
           J                         A
           K                         B
           L                         C
           M                         D
           N                         E
           O                         F
           P                         G
           Q                         H
           R                         I
           S                         J
           T                         K
           U                         L
           V                         M
           W                         N
           X                         O
           Y                         P
           Z                         Q
           a                         R
           b                         S
           c                         T
           d                         U
           e                         V
           f                         W
           g                         X
           h                         Y
           i                         Z
           j                        AL
           k                         a
           l                         b
           m                         c
           n                         d
           o                         e
           p                         f
           q                         g
           r                         h
           s                         i
           t                         j
           u                         k
           v                         l
           w                         m
           x                         n
           y                         o
           z                         p
           0                         q
           1                         r
           2                         s
           3                         t
           4                         u
           5                         v
           6                         w
           7                         x
           8                         y
           9                         z

6q16-pdb-bundle2.pdb:
           A                        AJ
           B                        AK
           C                         0
           D                         1
           E                         2
           F                         3
           G                         4
           H                         5
           I                         6
           J                         7
           K                         8
           L                         9
           M                        AM
           N                        AN
           O                        AO
           P                        AP
           Q                        AQ
           R                        AR
           S                        AS
           T                        AT
           U                        AU
           V                        AV
           W                        AW
           X                        AX
           Y                        AY
           Z                        AZ
           a                        BA
           b                        BB
           c                        BC
           d                        BD
           e                        BE
