>3a28F (F:) observed residues (from ATOM records)
skvamvtggaqgigrgiseklaadgfdiavadlpqqeeqaaetiklieaadqkavfvgld
vtdkanfdsaideaaeklggfdvlvnnagiaqikpllevteedlkqiysvnvfsvffgiq
aasrkfdelgvkgkiinaasiaaiqgfpilsaysttkfavrgltqaaaqelapkghtvna
yapgivgtgmweqidaelskingkpigenfkeysssialgrpsvpedvaglvsflasens
nyvtgqvmlvdggmlyn