    New chain ID            Original chain ID

8rm5-pdb-bundle1.pdb:
           A                        66
           B                        67
           C                        62
           D                        63
           E                        68
           F                        64
           G                        65
           H                         E
           I                        B4
           J                         Z
           K                         8
           L                         9
           M                        B2
           N                        B5
           O                         2
           P                        B3
           Q                        BP
           R                        B1
           S                        B6
           T                        22
           U                        2B
           V                        2f
           W                        2b
           X                        23
           Y                        2g
           Z                        2e
           a                        21
           b                        2A
           c                        5b
           d                        51
           e                        52
           f                        5f
           g                        5e
           h                        5g
           i                        53
           j                         B
           k                         W
           l                        41
           m                        4e
           n                        42
           o                        4f
           p                        43
           q                        4b
           r                        4g
           s                         U
           t                         z
           u                         G
           v                         J
           w                         L
           x                         F
           y                         N
           z                         A
           0                         S
           1                         C
           2                         M
           3                         D
           4                         5
           5                         7
           6                         4
           7                         6
