>1su3B (B:) SEQRES residues
fpatletqeqdvdlvqkylekyynlkndgrqvekrrnsgpvveklkqmqeffglkvtgkp
daetlkvmkqprcgvpdvaqfvltegnprweqthltyrienytpdlpradvdhaiekafq
lwsnvtpltftkvsegqadimisfvrgdhrdnspfdgpggnlahafqpgpgiggdahfde
derwtnnfreynlhrvaahelghslglshstdigalmypsytfsgdvqlaqddidgiqai
ygrsqnpvqpigpqtpkacdskltfdaittirgevmffkdrfymrtnpfypevelnfisv
fwpqlpngleaayefadrdevrffkgnkywavqgqnvlhgypkdiyssfgfprtvkhida
alseentgktyffvankywrydeykrsmdpgypkmiahdfpgighkvdavfmkdgffyff
hgtrqykfdpktkriltlqkanswfncrkn