. "Catalysis of the reaction: H(2)O + 2 cytochrome c + nitrogen = 2 reduced cytochrome c + nitrous oxide." . . "nitrous-oxide reductase activity" . "N2O reductase activity" . "nitrogen:(acceptor) oxidoreductase (N2O-forming)" . "nitrogen:acceptor oxidoreductase (N2O-forming)" . "nitrous oxide reductase activity" . . .