>1u77_A: Probable ammonium transporter APAVADKADNAFMMICTALVLFMTIPGIALFYGGLIRGKNVLSMLTQVTVTFALVCILWVVYGYSLASGEGNNFFGNINW LMLKNIELTAVMGSIYQYIHVAFQGSFACITVGLIVGALAERIRFPAVLIFVVVWLTLSYIPIAHMVWGGGLLASHGALD FAGGTVVHINAAIAGLVGAYLIGKRVGFGKEAFKPHNLPMVFTGTAILYIGWFGFNAGSAGTANEIAALAFVNTVVATAA AILGWIFGEWALRGLPSLLGACSGAIAGLVGVTPACGYIGVGGALIIGVVAGLAGLWGVTMLKRLLRVDDPCDVFGVHGV CGIVGCIMTGIFAASSLGGVGFAEGVTMGHQLLVQLESIAITIVWSGVVAFIGYKLADLTVGLRV