>1nfvB (B:) observed residues (from ATOM records)
gnredrkakvievlnkaramelhaihqymnqhyslddmdygelaanmkliaidemrhaen
faerikelggepttqkegkvvtgqavpviyesdadqedatieaysqflkvckeqgdivta
rlferiieeeqahltyyenigshiknlgdtylakiagtpsstgtaskgfv