>3u6bA (A:) observed residues (from ATOM records)
fertkphvnvgtighvdhgkttltaaittvlaktyggrgitintshveydtptrhyahvd
cpghadyvknmitgaaqmdgailvvaatdgpmpqtrehillgrqvgvpyiivflnkcdmv
ddeellelvemevrellsqydfpgddtpivrgsalkalegdaeweakilelagfldsyip
eperaidkpfllpiedvfsitvvtgrvergiikvgeeveivgiketqkstctgvemfrkl
ldegragenvgvllrgikreeiergqvlakpgtikphtkfesevyilskdeggrhtpffk
gyrpqfyfrttdvtgtielpegvemvmpgdnikmvvtlihpiamddglrfaireggrtvg
agvvakvlg