NADH:ubihinon reduktaza (Na+-transport)

NADH:ubihinon reduktaza (Na+-transport) (EC 1.6.5.8, Na+-translocirajući NADH-hinon reduktaza, (Na+-NQR)) je enzim sa sistematskim imenom NADH:ubihinon oksidoreduktaza (Na+-translocating).[1][2][3][4][5] Ovaj enzim katalizuje sledeću hemijsku reakciju

NADH:ubihinon reduktaza (Na+-transport)
Identifikatori
EC broj1.6.5.8
Baze podataka
IntEnzIntEnz pregled
BRENDABRENDA pristup
ExPASyNiceZyme pregled
KEGGKEGG pristup
MetaCycmetabolički put
PRIAMprofil
Strukture PBPRCSB PDB PDBe PDBj PDBsum
NADH + H+ + ubihinon + n Na+in NAD+ + ubihinol + n Na+out

Ovaj flavoprotein sadrži dva kovalentno vezana FMN molekula, jedan nekovalentno vezan FAD, jedan riboflavin, i jedan [2Fe-2S] klaster.

Reference уреди

  1. ^ Beattie, P., Tan, K., Bourne, R.M., Leach, D., Rich, P.R. and Ward, F.B. (1994). „Cloning and sequencing of four structural genes for the Na+-translocating NADH-ubiquinone oxidoreductase of Vibrio alginolyticus”. FEBS Lett. 356: 333—338. PMID 7805867. 
  2. ^ Nakayama, Y., Hayashi, M. and Unemoto, T. (1998). „Identification of six subunits constituting Na+-translocating NADH-quinone reductase from the marine Vibrio alginolyticus”. FEBS Lett. 422: 240—242. PMID 9490015. 
  3. ^ Bogachev, A.V., Bertsova, Y.V., Barquera, B. and Verkhovsky, M.I. (2001). „Sodium-dependent steps in the redox reactions of the Na+-motive NADH:quinone oxidoreductase from Vibrio harveyi”. Biochemistry. 40: 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. (2002). „Purification and characterization of the recombinant Na+-translocating NADH:quinone oxidoreductase from Vibrio cholerae”. Biochemistry. 41: 3781—3789. PMID 11888296. 
  5. ^ Barquera, B., Nilges, M.J., Morgan, J.E., Ramirez-Silva, L., Zhou, W. and Gennis, R.B. (2004). „Mutagenesis study of the 2Fe-2S center and the FAD binding site of the Na+-translocating NADH:ubiquinone oxidoreductase from Vibrio cholerae”. Biochemistry. 43: 12322—12330. PMID 15379571. 

Literatura уреди

Spoljašnje veze уреди