Chains and heterogens:
PDB Chain Sequences:
>1sb9A (A:) mhhhhhhgsmgmmsryeelrkelpaqpkvwlitgvagfigsnlletllkldqkvvgldnf atghqrnldevrslvsekqwsnfkfiqgdirnlddcnnacagvdyvlhqaalgsvprsin dpitsnatnidgflnmliaardakvqsftyaassstygdhpglpkvedtigkplspyavt kyvnelyadvfsrcygfstiglryfnvfgrrqdpngayaavipkwtssmiqgddvyingd getsrdfcyientvqanllaatagldarnqvyniavggrtslnqlffalrdglaengvsy hrepvyrdfregdvrhsladiskaakllgyapkydvsagvalampwyimflk
>1sb9A (A:) msryeelrkelpaqpkvwlitgvagfigsnlletllkldqkvvgldnfatghqrnldevr slvsekqwsnfkfiqgdirnlddcnnacagvdyvlhqaalgsvprsindpitsnatnidg flnmliaardakvqsftyaassstygdhpglpkvedtigkplspyavtkyvnelyadvfs rcygfstiglryfnvfgrrqdpngayaavipkwtssmiqgddvyingdgetsrdfcyien tvqanllaatagldarnqvyniavggrtslnqlffalrdglaengvsyhrepvyrdfreg dvrhsladiskaakllgyapkydvsagvalampwyimflk