>3n6kF (F:) observed residues (from ATOM records)
yaqekqdfvqhfsqivrvltedemghpeigdaiarlkevleynaiggkynrgltvvvafr
elveprkqdadslqrawtvgwcvellqafflvaddimdssltrrgqicwyqkpgvgldai
ndanlleaciyrllklycreqpyylnlielflqssyqteigqtldlltapqgnvdlvrft
ekryksivkyktafysfylpiaaamymagidgekehanakkillemgeffqiqddyldlf
gdpsvtgkigtdiqdnkcswlvvqclqratpeqyqilkenygqkeaekvarvkalyeeld
lpavflqyeedsyshimalieqyaaplppavflglarkiyk