>1usuA (A:) observed residues (from ATOM records) ptkplwtrnpsditqeeynafyksisndwedplyvkhfsvegqlefrailfipkrapfdl fesnniklyvrrvfitdeaedlipewlsfvkgvvdsedlplnlqnkimkvirknivkkli eafneiaedseqfekfysafskniklgvhedtqnraalakllrynstksvdeltsltdyv trmpehqkniyyitgeslksvekspfldalkaknfevlfltdpideyaftqlkefegktl vditkd