Ubiquitin–proteasome-dependent degradation of a mitofusin, a critical regulator of mitochondrial fusion

MMJ Cohen, GP Leboucher… - Molecular biology of …, 2008 - Am Soc Cell Biol
The mitochondrion is a dynamic membranous network whose morphology is conditioned by
the equilibrium between ongoing fusion and fission of mitochondrial membranes. In the …

Regulation of mitochondrial fusion by the F-box protein Mdm30 involves proteasome-independent turnover of Fzo1

M Escobar-Henriques, B Westermann… - The Journal of cell …, 2006 - rupress.org
Mitochondrial morphology depends on balanced fusion and fission events. A central
component of the mitochondrial fusion apparatus is the conserved GTPase Fzo1 in the outer …

Mdm30 is an F-box protein required for maintenance of fusion-competent mitochondria in yeast

S Fritz, N Weinbach, B Westermann - Molecular biology of the cell, 2003 - Am Soc Cell Biol
Mitochondrial fusion and fission play important roles for mitochondrial morphology and
function. We identified Mdm30 as a novel component required for maintenance of fusion …

Sequential requirements for the GTPase domain of the mitofusin Fzo1 and the ubiquitin ligase SCFMdm30 in mitochondrial outer membrane fusion

MM Cohen, EA Amiott, AR Day… - Journal of cell …, 2011 - journals.biologists.com
The ability of cells to respire requires that mitochondria undergo fusion and fission of their
outer and inner membranes. The means by which levels of fusion 'machinery'components …

Identification of a novel protein that regulates mitochondrial fusion by modulating mitofusin (Mfn) protein function

Y Eura, N Ishihara, T Oka, K Mihara - Journal of cell science, 2006 - journals.biologists.com
Mitofusin proteins 1 and 2 (Mfn1 and Mfn2, respectively) of the mammalian mitochondrial
outer membrane are homologues of Drosophila FZO and yeast Fzo1, and both are essential …

Two mitofusin proteins, mammalian homologues of FZO, with distinct functions are both required for mitochondrial fusion

Y Eura, N Ishihara, S Yokota, K Mihara - Journal of biochemistry, 2003 - academic.oup.com
Mitochondria are dynamic organelles that undergo frequent fission and fusion or branching.
Although these morphologic changes are considered crucial for cellular functions, the …

[PDF][PDF] Two deubiquitylases act on mitofusin and regulate mitochondrial fusion along independent pathways

F Anton, G Dittmar, T Langer, M Escobar-Henriques - Molecular cell, 2013 - cell.com
Mitofusins, conserved dynamin-related GTPases in the mitochondrial outer membrane,
mediate the fusion of mitochondria. Here, we demonstrate that the activity of the mitofusin …

Mitofusin 1 and 2 play distinct roles in mitochondrial fusion reactions via GTPase activity

N Ishihara, Y Eura, K Mihara - Journal of cell science, 2004 - journals.biologists.com
The mammalian homologues of yeast and Drosophila Fzo, mitofusin (Mfn) 1 and 2, are both
essential for mitochondrial fusion and maintenance of mitochondrial morphology. Though …

Ugo1 and Mdm30 act sequentially during Fzo1-mediated mitochondrial outer membrane fusion

F Anton, JM Fres, A Schauss, B Pinson… - Journal of cell …, 2011 - journals.biologists.com
Dynamin-related GTPase proteins (DRPs) are main players in membrane remodelling.
Conserved DRPs called mitofusins (Mfn1/Mfn2/Fzo1) mediate the fusion of mitochondrial …

Domain interactions within Fzo1 oligomers are essential for mitochondrial fusion

EE Griffin, DC Chan - Journal of Biological Chemistry, 2006 - ASBMB
Mitofusins are conserved GTPases essential for the fusion of mitochondria. These
mitochondrial outer membrane proteins contain a GTPase domain and two or three regions …