Gene Symbol: QCR9
Description: ubiquinol--cytochrome-c reductase subunit 9
Alias: UCR9, ubiquinol--cytochrome-c reductase subunit 9
Species: Saccharomyces cerevisiae S288c
Atkinson A, Smith P, Fox J, Cui T, Khalimonchuk O, Winge D. The LYR protein Mzm1 functions in the insertion of the Rieske Fe/S protein in yeast mitochondria. Mol Cell Biol. 2011;31:3988-96 pubmed publisher
Graham L, Phillips J, Trumpower B. Deletion of subunit 9 of the Saccharomyces cerevisiae cytochrome bc1 complex specifically impairs electron transfer at the ubiquinol oxidase site (center P) in the bc1 complex. FEBS Lett. 1992;313:251-4 pubmed
Deletion of QCR9, the nuclear gene encoding subunit 9 of the mitochondrial cytochrome bc1 complex in Saccharomyces cerevisiae, results in inactivation of the bc1 complex and inability of the yeast to grow on non-fermentable carbon sources...
Phillips J, Graham L, Trumpower B. Subunit 9 of the Saccharomyces cerevisiae cytochrome bc1 complex is required for insertion of EPR-detectable iron-sulfur cluster into the Rieske iron-sulfur protein. J Biol Chem. 1993;268:11727-36 pubmed
Deletion of QCR9, the nuclear gene encoding the 7.3-kDa subunit 9 of the cytochrome bc1 complex, impairs respiration of Saccharomyces cerevisiae, coincident with loss of ubiquinol-cytochrome c oxidoreductase activity...
Blazquez M, Gancedo C. Mode of action of the qcr9 and cat3 mutations in restoring the ability of Saccharomyces cerevisiae tps1 mutants to grow on glucose. Mol Gen Genet. 1995;249:655-64 pubmed
..Antimycin A or disruption of the QCR9 gene, which encodes one subunit of the cytochrome bc1 complex, restore the ability to grow in glucose-containing ..
Saint Georges Y, Hamel P, Lemaire C, Dujardin G. Role of positively charged transmembrane segments in the insertion and assembly of mitochondrial inner-membrane proteins. Proc Natl Acad Sci U S A. 2001;98:13814-9 pubmed
..This model argues in favor of a role of Oxa1p in the insertion and the lateral exit of less hydrophobic TM domains from the translocation site into the lipid bilayer. ..
James A, Cocheme H, Murai M, Miyoshi H, Murphy M. Complementation of coenzyme Q-deficient yeast by coenzyme Q analogues requires the isoprenoid side chain. FEBS J. 2010;277:2067-82 pubmed publisher
..Here we suggest that CoQ or its redox state may be a signal for growth during the shift to respiration. ..
Conte A, Papa B, Ferramosca A, Zara V. The dimerization of the yeast cytochrome bc1 complex is an early event and is independent of Rip1. Biochim Biophys Acta. 2015;1853:987-95 pubmed publisher
..Finally, a new model of cytochrome bc1 complex assembly, in which distinct intermediates sequentially interact during bc1 maturation, has been proposed. ..
Hunte C, Koepke J, Lange C, Rossmanith T, Michel H. Structure at 2.3 A resolution of the cytochrome bc(1) complex from the yeast Saccharomyces cerevisiae co-crystallized with an antibody Fv fragment. Structure. 2000;8:669-84 pubmed
..the refined model includes 2178 amino acid residues of subunits COR1, QCR2, COB, CYT1, RIP1, QCR6, QCR7, QCR8 and QCR9 of the cytochrome bc(1) complex and of the polypeptides V(H) and V(L) of the Fv fragment, the cofactors heme b(H), ..