    New chain ID            Original chain ID

6t83-pdb-bundle1.pdb:
           A                        2b
           B                        Ab
           C                        Ba
           D                        Pb
           E                        Cb
           F                        Db
           G                        Eb
           H                        Fb
           I                        Gb
           J                        Hb
           K                        Ib
           L                        Jb
           M                        Kb
           N                        Lb
           O                        Mb
           P                        Nb
           Q                        Ob
           R                        Qb
           S                        Rb
           T                        Sb
           U                        Tb
           V                        Ub
           W                        Vb
           X                        Wb
           Y                        Xb
           Z                        Yb
           a                        Zb
           b                        ab
           c                        bb
           d                        db
           e                        eb
           f                        fb
           g                        gb
           h                        cb
           i                        4b
           j                        3b
           k                        Ay
           l                        By
           m                        Cy
           n                        Dy
           o                        Ey
           p                        Fy
           q                        Gy
           r                        Hy
           s                        Iy

6t83-pdb-bundle2.pdb:
           A                        Jy
           B                        Ly
           C                        My
           D                        Ny
           E                        Oy
           F                        Py
           G                        Qy
           H                        Ry
           I                        Sy
           J                        Ty
           K                        Uy
           L                        Vy
           M                        Wy
           N                        Xy
           O                        Yy
           P                        Zy
           Q                        ay
           R                        by
           S                        cy
           T                        dy
           U                        ey
           V                        fy
           W                        gy
           X                        hb
           Y                        ib
           Z                        jb
           a                        kb
           b                        lb
           c                        mb
           d                        nb
           e                        ob
           f                        pb
           g                        1b

6t83-pdb-bundle3.pdb:
           A                        6b
           B                         a
           C                         b
           D                         c
           E                         d
           F                         e
           G                         f
           H                         g
           I                         h
           J                         i
           K                         j
           L                         k
           M                         l
           N                         m
           O                         n
           P                         o
           Q                         p
           R                         q
           S                         r
           T                         s
           U                         t
           V                         u
           W                         v
           X                         w
           Y                         x
           Z                         y
           a                         z
           b                         0
           c                         1
           d                         2
           e                         3
           f                         4
           g                         5
           h                         6
           i                         7

6t83-pdb-bundle4.pdb:
           A                        Aa
           B                        Bb
           C                        Ca
           D                        Da
           E                        Ea
           F                        Fa
           G                        Ga
           H                        Ha
           I                        Ia
           J                        Ja
           K                        Ka
           L                        La
           M                        Ma
           N                        Na
           O                        Oa
           P                        Pa
           Q                        Qa
           R                         A

6t83-pdb-bundle5.pdb:
           A                         B
           B                         C
           C                         D
           D                         E
           E                         F
           F                         G
           G                         H
           H                         I
           I                         J
           J                         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                         X
           X                         Y
           Y                         Z
           Z                        aa
           a                        ba
           b                         8
