>1r6tB (B:) observed residues (from ATOM records)
gidydklivrfgsskidkelinrieratgqrphhflrrgiffshrdmnqvldayenkkpf
ylytgrgpsseamhvghlipfiftkwlqdvfnvplviqmtddekylwkdltldqaygdav
enakdiiacgfdinktfifsdldymgmssgfyknvvkiqkhvtfnqvkgifgftdsdcig
kisfpaiqaapsfsnsfpqifrdrtdiqclipcaidqdpyfrmtrdvaprigypkpallh
stffpalqgpnssifltdtakqiktkvnkhafsggrdtieehrqfggncdvdvsfmyltf
fledddkleqirkdytsgamltgelkkalievlqpliaehqarrkevtdeivkefmtprk
la