>3ehwB (B:) observed residues (from ATOM records) qlrfarlsehataptrgsaraagydlysaydytippmekavvktdiqialpsgcygrvap rsglaakhfidvgagvidedyrgnvgvvlfnfgkekfevkkgdriaqlicerifypeiee vqalddtergsggfgstgkn