>1np3B (B:) observed residues (from ATOM records)
mrvfydkdcdlsiiqgkkvaiigygsqghahacnlkdsgvdvtvglrsgsatvakaeahg
lkvadvktavaaadvvmiltpdefqgrlykeeiepnlkkgatlafahgfsihynqvvpra
dldvimiapkapghtvrsefvkgggipdliaiyqdasgnaknvalsyacgvgggrtgiie
ttfkdetetdlfgeqavlcggcvelvkagfetlveagyapemayfeclhelklivdlmye
ggianmnysisnnaeygeyvtgpevinaesraamrnalkriqdgeyakmfitegaanyps
mtayrrnnaahpieqigeklrammpwi