    New chain ID            Original chain ID

8c6j-pdb-bundle1.pdb:
           A                         2
           B                         4
           C                         5
           D                         6
           E                         7
           F                         8
           G                         9
           H                         A
           I                         B
           J                         C
           K                        C3
           L                        CD
           M                        CE
           N                        CF
           O                        CI
           P                        CN
           Q                        CT
           R                         D
           S                         E
           T                         F
           U                         G
           V                         H
           W                         I
           X                         J
           Y                         K
           Z                         L
           a                         M
           b                         N
           c                         O
           d                         P
           e                         R
           f                         S
           g                         T
           h                         U
           i                         V
           j                         W
           k                         Y
           l                         Z
           m                         a
           n                         b
           o                         c
           p                         d
           q                         e
           r                         f
           s                         g
           t                         h
           u                         i
           v                         j

8c6j-pdb-bundle2.pdb:
           k                         k
           l                         l
           m                         m
           n                         n
           o                         o
           p                         p
           q                         q
           r                         r
           s                         s
           t                         t
           u                         u
           v                         v
           w                         w
           y                         y
           z                         z
