>1nf6O (O:) observed residues (from ATOM records)
redrkakvievlnkaramelhaihqymnqhyslddmdygelaanmkliaidemrhaenfa
erikelggepttqkegkvvtgqavpviyesdadqedatieaysqflkvckeqgdivtarl
feriieeeqahltyyenigshiknlgdtylakiagtpsstgtaskgfvt