    New chain ID            Original chain ID

9nlj-pdb-bundle1.pdb:
           A                        13
           B                        14
           C                        15
           D                        16
           E                        17
           F                        18
           G                        19
           H                         2
           I                        20
           J                        21
           K                        22
           L                        23
           M                        24
           N                        25
           O                        27
           P                        28
           Q                        29
           R                         3
           S                        30
           T                        31
           U                        32
           V                        33
           W                        34
           X                        35
           Y                        36
           Z                         4
           a                         5
           b                         6
           c                         9
           d                        R1
           e                        R2

9nlj-pdb-bundle2.pdb:
           A                        R3
           B                        sb
           C                        sc
           D                        sd
           E                        se
           F                        sf
           G                        sg
           H                        sh
           I                        si
           J                        sj
           K                        sk
           L                        sl
           M                        sm
           N                        sn
           O                        so
           P                        sp
           Q                        sq
           R                        sr
           S                        ss
           T                        st
           U                        su
           V                         T
           W                         U
           X                         1
           Y                         M
