>1o68A (A:) observed residues (from ATOM records) litvntlqkmkaagekiamltayessfaalmddagvemllvgdslgmavqgrkstlpvsl rdmcyhtecvargaknamivsdlpfgayqqskeqafaaaaelmaagahmvkleggvwmae tteflqmrgipvcahigltpqsvfakaqallndakahddagaavvlmecvlaelakkvte tvscptigigagadcdgqvlvmhdmlgifpgktakfvknfmqghdsvqaavrayvaevka ktfpaaehif