part of nitrogen fixation oxidoreductase activity, acting on reduced flavodoxin as donor, dinitrogen as acceptor nitrogenase (flavodoxin) activity https://github.com/geneontology/go-ontology/issues/27215 https://github.com/geneontology/go-ontology/issues/30193 MetaCyc:NITROGENASE-FLAVODOXIN-RXN RHEA:15645 molecular_function EC:1.19.6.1 GO:0050142 Catalysis of the reaction: N2 + 4 reduced [flavodoxin] + 16 ATP + 16 H2O = 4 oxidized [flavodoxin] + H2 + 2 NH4+ + 16 ADP + 16 phosphate + 18 H+. reduced flavodoxin:dinitrogen oxidoreductase (ATP-hydrolysing)