oxidoreductase activity, acting on other nitrogenous compounds as donors, with NAD or NADP as acceptor hydroxylamine reductase (NADH) activity https://github.com/geneontology/go-ontology/issues/30193 N-hydroxy amine reductase activity hydroxylamine reductase (NADH2) EC:1.7.1.10 NADH-hydroxylamine reductase activity NADH:hydroxylamine oxidoreductase activity GO:0050460 MetaCyc:HYDROXYLAMINE-REDUCTASE-NADH-RXN molecular_function ammonium:NAD+ oxidoreductase activity RHEA:20581 Catalysis of the reaction: NH4+ + NAD+ + H2O = hydroxylamine + NADH + 2 H+. NADH2:hydroxylamine oxidoreductase activity ammonium dehydrogenase activity