>1ns2B (B:) observed residues (from ATOM records)
sikirdfglgsdlisltnkagvtisftnlgarivdwqkdgkhlilgfdsakeylekdayp
gatvgptagrikdglvkisgkdyilnqnegpqtlhggeesihtklwtyevtdlgaevqvk
fslvsndgtngypgkiemsvthsfdddnkwkihyeaisdkdtvfnptghvyfnlngdase
svenhglrlaasrfvplkdqteivrgdivdikntdldfrqekqlsnafnsnmeqvqlvkg
idhpflldqlgldkeqarltlddtsisvftdqpsiviftanfgdlgtlyhekkqvhhggi
tfacqvspgseqipelgdislkagekyqattiyslhtklehhhhhh