>6f7hB (B:) observed residues (from ATOM records)
sllarqclaeflgvfvlmlltqgavaqavtsgetkgnfftmflagslavtiaiyvggnvs
gahlnpafslamcivgrlpwvklpiyilvqllsafcasgatyvlyhdalqnytggnltvt
gpketasifatypapylslnngfldqvlgtgmlivgllaildrrnkgvpaglepvvvgml
ilalglsmgancgiplnpardlgprlftyvagwgpevfsagngwwwvpvvaplvgatvgt
atyqllvalhhp