>4lacB (B:) SEQRES residues gsmatqnfiipkkeihtvpdmgkwkrsqayadyigfiltlnegvkgkkltfeyrvseaie klvallntldrwidetppvdqpsrfgnkayrtwyakldeeaenlvatvvpthlaaavpev avylkesvgnstridygtgheaafaaflcclckigvlrvddqiaivfkvfnrylevmrkl qktyrmepagsqgvwglddfqflpfiwgssqlidhpyleprhfvdekavnenhkdymfle cilfitemktgpfaehsnqlwnisavpswskvnqglirmykaeclekfpviqhfkfgsll pihpvtsg