>3n3lF (F:) observed residues (from ATOM records)
dvyaqekqdfvqhfsqivrvltedemghpeigdaiarlkevleynaiggkynrgltvvva
frelveprkqdadslqrawtvgwcvellqafflvaddimdssltrrgqicwyqkpgvgld
aindanlleaciyrllklycreqpyylnlielflqssyqteigqtldlltapqgnvdlvr
ftekryksivkyktafysfylpiaaamymagidgekehanakkillemgeffqiqddyld
lfgdpsvtgkigtdiqdnkcswlvvqclqratpeqyqilkenygqkeaekvarvkalyee
ldlpavflqyeedsyshimalieqyaaplppavflglarkiyk