>1fnnB (B:) observed residues (from ATOM records)
aivvddsvfspsyvpkrlphreqqlqqldillgnwlrnpghhypratllgrpgtgktvtl
rklwelykdkttarfvyingfiyrnftaiigeiarslnipfprrglsrdeflallvehlr
erdlymflvlddafnlapdilstfirlgqeadklgafrialvivghndavlnnldpstrg
imgkyvirfspytkdqifdilldrakaglaegsysedilqmiaditgaqtpldtnrgdar
laidilyrsayaaqqngrkhiapedvrksskevlfgiseevliglplheklfllaivrsl
kishtpyitfgdaeesykivceeygerprvhsqlwsylndlrekgivetrqnttlisigt
epldtleavitklikeelr