    New chain ID            Original chain ID

9phc-pdb-bundle1.pdb:
           A                        B0
           B                        B1
           C                        B2
           D                        B3
           E                        B4
           F                        BN
           G                        BO
           H                        BP
           I                        BQ
           J                        BR
           K                        BS
           L                        BT
           M                        BU
           N                        BV
           O                        BW
           P                        BX
           Q                        BY
           R                        BZ
           S                        Ba

9phc-pdb-bundle2.pdb:
           A                        Bb
           B                        Bc
           C                        Bd
           D                        Be
           E                        Bf
           F                        Bg
           G                        Bh
           H                        Bi
           I                        Bj
           J                        Bk
           K                        Bl
           L                        Bm
           M                        Bn
           N                        Bo
           O                        Bp
           P                        Bq
           Q                        Br
           R                        Bs
           S                        Bt
           T                        Bu
           U                        Bv
           V                        Bw
           W                        Bx
           X                        By
           Y                        HS
