>4tr9D (D:) observed residues (from ATOM records)
eymnapkklpadvaeelattaqklvqagkgilaadestqtikkrfdniklentienrasy
rdllfgtkglgkfisgailfeetlfqkneagvpmvnllhneniipgikvdkglvnipctd
eekstqgldglaerckeyykagarfakwrtvlvidtakgkptdlsihetawglaryasic
qqnrlvpivepeiladgphsievcavvtqkvlscvfkalqengvllegallkpnmvtagy
ectaktttqdvgfltvrtlrrtvppalpgvvflsggqseeeasvnlnsinalgphpwalt
fsygralqasvlntwqgkkenvakarevllqraeanslatygkykgg