    New chain ID            Original chain ID

6ke6-pdb-bundle1.pdb:
           A                        3A
           B                        5A
           C                        SA
           D                        SC
           E                        SF
           F                        SG
           G                        SH
           H                        SI
           I                        SJ
           J                        SK
           K                        SM
           L                        SN
           M                        SO
           N                        SP
           O                        SR
           P                        ST
           Q                        SX
           R                        SY
           S                        SZ
           T                        Sc
           U                        Sd
           V                        3B
           W                        3C
           X                        3D
           Y                        3E
           Z                        3F
           a                        3G
           b                        3H
           c                        A4
           d                        A5
           e                        A8
           f                        A9
           g                        AE

6ke6-pdb-bundle2.pdb:
           A                        AF
           B                        AG
           C                        B1
           D                        B2
           E                        B3
           F                        B8
           G                        BE
           H                        B6
           I                        5B
           J                        5C
           K                        5D
           L                        5E
           M                        5F
           N                        5G
           O                        5H
           P                        5I
           Q                        5J
           R                        5K
           S                        RA
           T                        RB
           U                        RC
           V                        RE
           W                        RF
           X                        RG
           Y                        RH
           Z                        RI
           a                        RJ
           b                        RK
           c                        RL

6ke6-pdb-bundle3.pdb:
           A                        RM
           B                        RN
           C                        RO
           D                        RP
           E                        RQ
           F                        RS
           G                        RT
           H                        RV
           I                        X1
