    New chain ID            Original chain ID

6rvv-pdb-bundle1.pdb:
           A                        AA
           B                        AB
           C                        AC
           D                        AD
           E                        AE
           F                        AF
           G                        AG
           H                        AH
           I                        AI
           J                        AJ
           K                        AK
           L                        BA
           M                        BB
           N                        BC
           O                        BD
           P                        BE
           Q                        BF
           R                        BG
           S                        BH
           T                        BI
           U                        BJ
           V                        BK
           W                        CA
           X                        CB
           Y                        CC
           Z                        CD
           a                        CE
           b                        CF
           c                        CG
           d                        CH
           e                        CI
           f                        CJ
           g                        CK
           h                        DA
           i                        DB
           j                        DC
           k                        DD
           l                        DE
           m                        DF
           n                        DG
           o                        DH
           p                        DI
           q                        DJ
           r                        DK
           s                        EA
           t                        EB
           u                        EC
           v                        ED
           w                        EE
           x                        EF
           y                        EG
           z                        EH
           0                        EI
           1                        EJ
           2                        EK
           3                        FA
           4                        FB
           5                        FC
           6                        FD
           7                        FE
           8                        FF
           9                        FG

6rvv-pdb-bundle2.pdb:
           A                        FH
           B                        FI
           C                        FJ
           D                        FK
           E                        GA
           F                        GB
           G                        GC
           H                        GD
           I                        GE
           J                        GF
           K                        GG
           L                        GH
           M                        GI
           N                        GJ
           O                        GK
           P                        HA
           Q                        HB
           R                        HC
           S                        HD
           T                        HE
           U                        HF
           V                        HG
           W                        HH
           X                        HI
           Y                        HJ
           Z                        HK
           a                        IA
           b                        IB
           c                        IC
           d                        ID
           e                        IE
           f                        IF
           g                        IG
           h                        IH
           i                        II
           j                        IJ
           k                        IK
           l                        JA
           m                        JB
           n                        JC
           o                        JD
           p                        JE
           q                        JF
           r                        JG
           s                        JH
           t                        JI
           u                        JJ
           v                        JK
           w                        KA
           x                        KB
           y                        KC
           z                        KD
           0                        KE
           1                        KF
           2                        KG
           3                        KH
           4                        KI
           5                        KJ
           6                        KK
           7                        LA
           8                        LB
           9                        LC

6rvv-pdb-bundle3.pdb:
           A                        LD
           B                        LE
           C                        LF
           D                        LG
           E                        LH
           F                        LI
           G                        LJ
           H                        LK
           I                        MA
           J                        MB
           K                        MC
           L                        MD
           M                        ME
           N                        MF
           O                        MG
           P                        MH
           Q                        MI
           R                        MJ
           S                        MK
           T                        NA
           U                        NB
           V                        NC
           W                        ND
           X                        NE
           Y                        NF
           Z                        NG
           a                        NH
           b                        NI
           c                        NJ
           d                        NK
           e                        OA
           f                        OB
           g                        OC
           h                        OD
           i                        OE
           j                        OF
           k                        OG
           l                        OH
           m                        OI
           n                        OJ
           o                        OK
           p                        PA
           q                        PB
           r                        PC
           s                        PD
           t                        PE
           u                        PF
           v                        PG
           w                        PH
           x                        PI
           y                        PJ
           z                        PK
           0                        QA
           1                        QB
           2                        QC
           3                        QD
           4                        QE
           5                        QF
           6                        QG
           7                        QH
           8                        QI
           9                        QJ

6rvv-pdb-bundle4.pdb:
           A                        QK
           B                        RA
           C                        RB
           D                        RC
           E                        RD
           F                        RE
           G                        RF
           H                        RG
           I                        RH
           J                        RI
           K                        RJ
           L                        RK
           M                        SA
           N                        SB
           O                        SC
           P                        SD
           Q                        SE
           R                        SF
           S                        SG
           T                        SH
           U                        SI
           V                        SJ
           W                        SK
           X                        TA
           Y                        TB
           Z                        TC
           a                        TD
           b                        TE
           c                        TF
           d                        TG
           e                        TH
           f                        TI
           g                        TJ
           h                        TK
           i                        UA
           j                        UB
           k                        UC
           l                        UD
           m                        UE
           n                        UF
           o                        UG
           p                        UH
           q                        UI
           r                        UJ
           s                        UK
           t                        VA
           u                        VB
           v                        VC
           w                        VD
           x                        VE
           y                        VF
           z                        VG
           0                        VH
           1                        VI
           2                        VJ
           3                        VK
           4                        WA
           5                        WB
           6                        WC
           7                        WD
           8                        WE
           9                        WF

6rvv-pdb-bundle5.pdb:
           A                        WG
           B                        WH
           C                        WI
           D                        WJ
           E                        WK
           F                        XA
           G                        XB
           H                        XC
           I                        XD
           J                        XE
           K                        XF
           L                        XG
           M                        XH
           N                        XI
           O                        XJ
           P                        XK
