    New chain ID            Original chain ID

7qca-pdb-bundle1.pdb:
           A                       L50
           B                       L70
           C                       LA0
           D                       LAA
           E                       LB0
           F                       LC0
           G                       LCC
           H                       LD0
           I                       LDD
           J                       LE0
           K                       LEE
           L                       LF0
           M                       LFF
           N                       LG0
           O                       LGG
           P                       LH0
           Q                       LHH
           R                       LI0
           S                       LII
           T                       LJ0
           U                       LJJ
           V                       LL0
           W                       LLL
           X                       LM0
           Y                       LMM
           Z                       LN0
           a                       LO0
           b                       LOO
           c                       LP0
           d                       LPP
           e                       LQ0
           f                       LR0
           g                       LS0
           h                       LT0
           i                       LU0

7qca-pdb-bundle2.pdb:
           A                       LV0
           B                       LW0
           C                       LX0
           D                       LY0
           E                       LZ0
           F                       S60
           G                       SA0
           H                       SAA
           I                       SB0
           J                       SBB
           K                       SC0
           L                       SCC
           M                       SD0
           N                       SDD
           O                       SE0
           P                       SEE
           Q                       SF0
           R                       SFF
           S                       SG0
           T                       SGG
           U                       SH0
           V                       SI0
           W                       SJ0
           X                       SK0
           Y                       SL0
           Z                       SM0
           a                       SN0
           b                       SO0
           c                       SP0
           d                       SQ0
           e                       SR0
           f                       SS0
           g                       ST0
           h                       SU0
           i                       SV0
           j                       SW0
           k                       SX0
           l                       SY0
           m                       SZ0
