EOG8RZ1GB GO:0008137 2/87 NADH dehydrogenase (ubiquinone) activity molecular_function "Catalysis of the reaction: NADH + H+ + ubiquinone = NAD+ + ubiquinol." [EC:1.6.5.3] EOG8RZ1GB GO:0003954 1/87 NADH dehydrogenase activity molecular_function "Catalysis of the reaction: NADH + H+ + acceptor = NAD+ + reduced acceptor." [EC:1.6.99.3]