>2hquB (B:) observed residues (from ATOM records) mqlrfarlsehataptrgsaraagydlysaydytippmekavvktdiqialpsgcygrva prsglaakhfidvgagvidedyrgnvgvvlfnfgkekfevkkgdriaqlicerifypeie evqalddtergsggfgstgkn