>2nn6E (E:) observed residues (from ATOM records)
tlseaekvyivhgvqedlrvdgrgcedyrcvevetdvvsntsgsarvklghtdilvgvka
emgtpklekpnegyleffvdcsasatpefegrggddlgteiantlyrifnnkssvdlktl
cisprehcwvlyvdvlllecggnlfdaisiavkaalfntriprvrvledielsddpydci
rlsvenvpcivtlckigyrhvvdatlqeeacslasllvsvtskgvvtcmrkvgkgsldpe
sifemmetgkrvgkvlhaslqsvvhkeeslgpkrq