>6ff8A (A:) observed residues (from ATOM records)
etrehlfkvlvigelgvgktsiikryvhqlfsqhyratigvdfalkvlnwdsrtlvrlql
wdiaglerfgnmtrvyykeavgafvvfdisrsstfeavlkwksdldskvhlpngspipav
llankcdqsqspsqvdqfckehgfagwfetsakdninieeaarflvekilvnhqs