Chains and heterogens:
PDB Chain Sequences:
>1su3A (A:) fpatletqeqdvdlvqkylekyynlkndgrqvekrrnsgpvveklkqmqeffglkvtgkp daetlkvmkqprcgvpdvaqfvltegnprweqthltyrienytpdlpradvdhaiekafq lwsnvtpltftkvsegqadimisfvrgdhrdnspfdgpggnlahafqpgpgiggdahfde derwtnnfreynlhrvaahelghslglshstdigalmypsytfsgdvqlaqddidgiqai ygrsqnpvqpigpqtpkacdskltfdaittirgevmffkdrfymrtnpfypevelnfisv fwpqlpngleaayefadrdevrffkgnkywavqgqnvlhgypkdiyssfgfprtvkhida alseentgktyffvankywrydeykrsmdpgypkmiahdfpgighkvdavfmkdgffyff hgtrqykfdpktkriltlqkanswfncrkn
>1su3A (A:) dlvqkylekyynlkgpvveklkqmqeffglkvtgkpdaetlkvmkqprcgvpdvaprweq thltyrienytpdlpradvdhaiekafqlwsnvtpltftkvsegqadimisfvrgdhrdn spfdgpggnlahafqpgpgiggdahfdederwtnnfreynlhrvaahelghslglshstd igalmypsytfsgdvqlaqddidgiqaiygrsqnpvqpigpqtpkacdskltfdaittir gevmffkdrfymrtnpfypevelnfisvfwpqlpngleaayefadrdevrffkgnkywav qgqnvlhgypkdiyssfgfprtvkhidaalseentgktyffvankywrydeykrsmdpgy pkmiahdfpgighkvdavfmkdgffyffhgtrqykfdpktkriltlqkanswfnc
>1su3B (B:) fpatletqeqdvdlvqkylekyynlkndgrqvekrrnsgpvveklkqmqeffglkvtgkp daetlkvmkqprcgvpdvaqfvltegnprweqthltyrienytpdlpradvdhaiekafq lwsnvtpltftkvsegqadimisfvrgdhrdnspfdgpggnlahafqpgpgiggdahfde derwtnnfreynlhrvaahelghslglshstdigalmypsytfsgdvqlaqddidgiqai ygrsqnpvqpigpqtpkacdskltfdaittirgevmffkdrfymrtnpfypevelnfisv fwpqlpngleaayefadrdevrffkgnkywavqgqnvlhgypkdiyssfgfprtvkhida alseentgktyffvankywrydeykrsmdpgypkmiahdfpgighkvdavfmkdgffyff hgtrqykfdpktkriltlqkanswfncrkn
>1su3B (B:) vdlvqkylekyynlksgpvveklkqmqeffglkvtgkpdaetlkvmkqprcgvpdvaprw eqthltyrienytpdlpradvdhaiekafqlwsnvtpltftkvsegqadimisfvrgdhr dnspfdgpggnlahafqpgpgiggdahfdederwtnnfreynlhrvaahelghslglshs tdigalmypsytfsgdvqlaqddidgiqaiygrsqnpvqpigpqtpkacdskltfdaitt irgevmffkdrfymrtnpfypevelnfisvfwpqlpngleaayefadrdevrffkgnkyw avqgqnvlhgypkdiyssfgfprtvkhidaalseentgktyffvankywrydeykrsmdp gypkmiahdfpgighkvdavfmkdgffyffhgtrqykfdpktkriltlqkanswfn