. "After preparations have been subjected to certain treatments cytochrome c may act as acceptor." . "Under normal conditions, two protons are extruded from the cytoplasm or the intramitochondrial or stromal compartment." . "Present in a mitochondrial complex as EC 1.6.5.3." . . . "NADH dehydrogenase" . "NADH oxidoreductase" . "Diaphorase" . "Cytochrome c reductase" . "Type I dehydrogenase" . "Beta-NADH dehydrogenase dinucleotide" . "Dihydrocodehydrogenase I dehydrogenase" . "Dihydronicotinamide adenine dinucleotide dehydrogenase" . "Diphosphopyrinase" . "DPNH diaphorase" . "NADH diaphorase" . "NADH hydrogenase" . "NADH-menadione oxidoreductase" . "NADH:cytochrome c oxidoreductase" . "Reduced diphosphopyridine nucleotide diaphorase" . "Type 1 dehydrogenase" . . "NADH + acceptor = NAD(+) + reduced acceptor." . "Flavoprotein" . "Iron-sulfur" .