>1nf6D (D:) observed residues (from ATOM records) gnredrkakvievlnkaramelhaihqymnqhyslddmdygelaanmkliaidemrhaen faerikelggepttqkegkvvtgqavpviyesdadqedatieaysqflkvckeqgdivta rlferiieeeqahltyyenigshiknlgdtylakiagtpsstgtaskgfv