>1su3A (A:) observed residues (from ATOM records)
dlvqkylekyynlkgpvveklkqmqeffglkvtgkpdaetlkvmkqprcgvpdvaprweq
thltyrienytpdlpradvdhaiekafqlwsnvtpltftkvsegqadimisfvrgdhrdn
spfdgpggnlahafqpgpgiggdahfdederwtnnfreynlhrvaahelghslglshstd
igalmypsytfsgdvqlaqddidgiqaiygrsqnpvqpigpqtpkacdskltfdaittir
gevmffkdrfymrtnpfypevelnfisvfwpqlpngleaayefadrdevrffkgnkywav
qgqnvlhgypkdiyssfgfprtvkhidaalseentgktyffvankywrydeykrsmdpgy
pkmiahdfpgighkvdavfmkdgffyffhgtrqykfdpktkriltlqkanswfnc