alcaligin noun1 •A siderophore produced by bacteria of the family Alcaligenaceae.For NMOs, the sequences of L-ornithine N5-oxygenase SidA from Aspergillus fumigatus (XP_755103.1) and the alcaligin biosynthesis enzyme from Bordetella bronchiseptica (Q44740.2) were used as queries. — 2015