EOG8STVMK GO:0008137 25/87 NADH dehydrogenase (ubiquinone) activity molecular_function "Catalysis of the reaction: NADH + H+ + ubiquinone = NAD+ + ubiquinol." [EC:1.6.5.3] EOG8STVMK GO:0016020 25/87 membrane cellular_component "A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it." [GOC:dos, GOC:mah, ISBN:0815316194] EOG8STVMK GO:0009055 25/87 electron carrier activity molecular_function "Any molecular entity that serves as an electron acceptor and electron donor in an electron transport chain. An electron transport chain is a process in which a series of electron carriers operate together to transfer electrons from donors to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient." [ISBN:0198506732]