>6ftmB (B:) observed residues (from ATOM records)
vtaitkvereavlvcelpsfdvtdvefdlfrarestdkpldvaaaiayrlllgsglpqkf
gcsdevllnfilqcrkkyrnvpyhnfyhvvdvcqtihtflyrgnvyekltelecfvllit
alvhdldhmglnnsfylktesplgilssasgntsvlevhhcnlaveilsdpesdvfdgle
gaertlafrsmidcvlatdmakhgsaleaflasaadqssdeaafhrmtmeiilkagdisn
vtkpfdisrqwamavteefyrqgdmekergvevlpmfdrsknmelakgqigfidfvaapf
fqkivdaclqgmqwtvdriksnraqwervletr