>1sb9A (A:) observed residues (from ATOM records)
msryeelrkelpaqpkvwlitgvagfigsnlletllkldqkvvgldnfatghqrnldevr
slvsekqwsnfkfiqgdirnlddcnnacagvdyvlhqaalgsvprsindpitsnatnidg
flnmliaardakvqsftyaassstygdhpglpkvedtigkplspyavtkyvnelyadvfs
rcygfstiglryfnvfgrrqdpngayaavipkwtssmiqgddvyingdgetsrdfcyien
tvqanllaatagldarnqvyniavggrtslnqlffalrdglaengvsyhrepvyrdfreg
dvrhsladiskaakllgyapkydvsagvalampwyimflk