>1nw4A (A:) observed residues (from ATOM records)
nllrhlkiskeqitpvvlvvgdpgrvdkikvvcdsyvdlaynreyksvechykgqkflcv
shgvgsagcavcfeelcqngakviiragscgslqpdlikrgdicicnaavredrvshlli
hgdfpavgdfdvydtlnkcaqelnvpvfngisvssdmyypnkiipsrledyskanaavve
melatlmvigtlrkvktggilivdgcpfkwdegdfdnnlvphqlenmikialgacaklat
kya