>3fnkA (A:) observed residues (from ATOM records)
nldmikasyitmgydknaaevgeiikatvkinkitnfsgyqvnikydptvlqavnpktgv
aytnsslptsgellvsedygpivqgvhkisegilnlsrsytalevyrasespeetgtlav
vgfkvlqkkattvvfedsetmpngitgttlfnwygnriqsgyfviqpgeinsap