    New chain ID            Original chain ID

9f61-pdb-bundle1.pdb:
           A                        3A
           B                        3B
           C                        3C
           D                        3D
           E                        3E
           F                        3F
           G                        3G
           H                        3H
           I                        3I
           J                        3J
           K                        3K
           L                        3L
