The Enzyme Database

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EC 1.6.5.8     
Accepted name: NADH:ubiquinone reductase (Na+-transporting)
Reaction: NADH + H+ + ubiquinone + n Na+in = NAD+ + ubiquinol + n Na+out
Other name(s): Na+-translocating NADH-quinone reductase; (Na+-NQR)
Systematic name: NADH:ubiquinone oxidoreductase (Na+-translocating)
Comments: An iron-sulfur flavoprotein, containing two covalently bound molecules of FMN, one noncovalently bound FAD, one riboflavin, and one [2Fe-2S] cluster.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Beattie, P., Tan, K., Bourne, R.M., Leach, D., Rich, P.R. and Ward, F.B. Cloning and sequencing of four structural genes for the Na+-translocating NADH-ubiquinone oxidoreductase of Vibrio alginolyticus. FEBS Lett. 356 (1994) 333–338. [PMID: 7805867]
2.  Nakayama, Y., Hayashi, M. and Unemoto, T. Identification of six subunits constituting Na+-translocating NADH-quinone reductase from the marine Vibrio alginolyticus. FEBS Lett. 422 (1998) 240–242. [PMID: 9490015]
3.  Bogachev, A.V., Bertsova, Y.V., Barquera, B. and Verkhovsky, M.I. Sodium-dependent steps in the redox reactions of the Na+-motive NADH:quinone oxidoreductase from Vibrio harveyi. Biochemistry 40 (2001) 7318–7323. [PMID: 11401580]
4.  Barquera, B., Hellwig, P., Zhou, W., Morgan, J.E., Hase, C.C., Gosink, K.K., Nilges, M., Bruesehoff, P.J., Roth, A., Lancaster, C.R. and Gennis, R.B. Purification and characterization of the recombinant Na+-translocating NADH:quinone oxidoreductase from Vibrio cholerae. Biochemistry 41 (2002) 3781–3789. [PMID: 11888296]
5.  Barquera, B., Nilges, M.J., Morgan, J.E., Ramirez-Silva, L., Zhou, W. and Gennis, R.B. Mutagenesis study of the 2Fe-2S center and the FAD binding site of the Na+-translocating NADH:ubiquinone oxidoreductase from Vibrio cholerae. Biochemistry 43 (2004) 12322–12330. [PMID: 15379571]
[EC 1.6.5.8 created 2011]
 
 


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