>1nf4K (K:) observed residues (from ATOM records)
nredrkakvievlnkaramelhaihqymnqhyslddmdygelaanmkliaidemrhaenf
aerikelggepttqkegkvvtgqavpviyesdadqedatieaysqflkvckeqgdivtar
lferiieeeqahltyyenigshiknlgdtylakiagtpsstgtaskgfv