Chains and heterogens:
PDB Chain Sequences:
>6frdA (A:) gshmaselnehratlfnknvpsravkrvtaitkvereavlvcelpsfdvtdvefdlfrar estdkpldvaaaiayrlllgsglpqkfgcsdevllnfilqcrkkyrnvpyhnfyhvvdvc qtihtflyrgnvyekltelecfvllitalvhdldhmglnnsfylktesplgilssasgnt svlevhhcnlaveilsdpesdvfdglegaertlafrsmidcvlatdmakhgsaleaflas aadqssdeaafhrmtmeiilkagdisnvtkpfdisrqwamavteefyrqgdmekergvev lpmfdrsknmelakgqigfidfvaapffqkivdaclqgmqwtvdriksnraqwervletr
>6frdA (A:) taitkvereavlvcelpsfdvtdvefdlfrarestdkpldvaaaiayrlllgsglpqkfg csdevllnfilqcrkkyrnvpyhnfyhvvdvcqtihtflyrgnvyekltelecfvllita lvhdldhmglnnsfylktesplgilssasgntsvlevhhcnlaveilsdpesdvfdgleg aertlafrsmidcvlatdmakhgsaleaflasaadqssdeaafhrmtmeiilkagdisnv tkpfdisrqwamavteefyrqgdmekergvevlpmfdrsknmelakgqigfidfvaapff qkivdaclqgmqwtvdriksnraqwervletr
>6frdB (B:) gshmaselnehratlfnknvpsravkrvtaitkvereavlvcelpsfdvtdvefdlfrar estdkpldvaaaiayrlllgsglpqkfgcsdevllnfilqcrkkyrnvpyhnfyhvvdvc qtihtflyrgnvyekltelecfvllitalvhdldhmglnnsfylktesplgilssasgnt svlevhhcnlaveilsdpesdvfdglegaertlafrsmidcvlatdmakhgsaleaflas aadqssdeaafhrmtmeiilkagdisnvtkpfdisrqwamavteefyrqgdmekergvev lpmfdrsknmelakgqigfidfvaapffqkivdaclqgmqwtvdriksnraqwervletr
>6frdB (B:) taitkvereavlvcelpsfdvtdvefdlfrarestdkpldvaaaiayrlllgsglpqkfg csdevllnfilqcrkkyrnvpyhnfyhvvdvcqtihtflyrgnvyekltelecfvllita lvhdldhmglnnsfylktesplgilssasgntsvlevhhcnlaveilsdpesdvfdgleg aertlafrsmidcvlatdmakhgsaleaflasaadqssdeaafhrmtmeiilkagdisnv tkpfdisrqwamavteefyrqgdmekergvevlpmfdrsknmelakgqigfidfvaapff qkivdaclqgmqwtvdriksnraqwervlet