Results 31 to 40 of about 778,750 (338)

Electrostatic interaction of cytochrome c with cytochrome c1 and cytochrome oxidase.

open access: yesJournal of Biological Chemistry, 1981
The reactions of horse heart cytochrome c with succinate-cytochrome c reductase and cytochrome oxidase were studied as a function of ionic strength using both spectrophotometric and oxygen electrode assay techniques. The kinetic parameter Vmax/Km for both reactions decreased very rapidly as the ionic strength was increased, indicating that ...
Francis Millett, A J Ahmed, H T Smith
openaire   +3 more sources

Cytochrome c signalosome in mitochondria [PDF]

open access: yes, 2011
Cytochrome c delicately tilts the balance between cell life (respiration) and cell death (apoptosis). Whereas cell life is governed by transient electron transfer interactions of cytochrome c inside the mitochondria, the cytoplasmic adducts of cytochrome
Díaz Moreno, Irene   +3 more
core   +1 more source

Oxidative stress is tightly regulated by cytochrome c phosphorylation and respirasome factors in mitochondria [PDF]

open access: yes, 2018
Respiratory cytochrome c has been found to be phosphorylated at tyrosine 97 in the postischemic brain upon neuroprotective insulin treatment, but how such posttranslational modification affects mitochondrial metabolism is unclear.
Díaz Moreno, Irene   +7 more
core   +1 more source

Rcf1 and Rcf2, Members of the Hypoxia-induced Gene 1 Protein Family, Are Critical Components of the Mitochondrial Cytochrome bc1-cytochrome Oxidase Supercomplex [PDF]

open access: yes, 2012
We report that Rcf1 (formerly Aim31), a member of the conserved hypoxia-induced gene 1 (Hig1) protein family, represents a novel component of the yeast cytochrome bc1-cytochrome c oxidase (COX) supercomplex.
Furness, Andrew   +4 more
core   +2 more sources

Pitavastatin: focus on safety and drug interactions

open access: yesКардиоСоматика, 2021
Pitavastatin is a drug from the group of HMG-CoA reductase inhibitors, which has good lipid-lowering efficacy and has no significant effect on the risk of diabetes mellitus.
Larisa O. Minushkina   +1 more
doaj   +1 more source

The role of a disulfide bridge in the stability and folding kinetics of Arabidopsis thaliana cytochrome c6A [PDF]

open access: yes, 2011
Cytochrome c 6A is a eukaryotic member of the Class I cytochrome c family possessing a high structural homology with photosynthetic cytochrome c 6 from cyanobacteria, but structurally and functionally distinct through the presence of a disulfide bond and
Arslan   +64 more
core   +1 more source

Bespoke Biomolecular Wires for Transmembrane Electron Transfer: Spontaneous Assembly of a Functionalized Multiheme Electron Conduit

open access: yesFrontiers in Microbiology, 2021
Shewanella oneidensis exchanges electrons between cellular metabolism and external redox partners in a process that attracts much attention for production of green electricity (microbial fuel cells) and chemicals (microbial electrosynthesis).
Samuel E. H. Piper   +8 more
doaj   +1 more source

Murburn concept: a paradigm shift in cellular metabolism and physiology

open access: yesBiomolecular Concepts, 2020
Two decades of evidence-based exploratory pursuits in heme-flavin enzymology led to the formulation of a new biological electron/moiety transfer paradigm, called murburn concept.
Manoj Kelath Murali
doaj   +1 more source

Cytochrome c binding affects the conformation of cytochrome a in cytochrome c oxidase.

open access: yesJournal of Biological Chemistry, 1992
Second derivative absorption spectroscopy has been used to assess the effects of complex formation between cytochrome c and cytochrome c oxidase on the conformation of the cytochrome a cofactor. When ferrocytochrome c is complexed to the cyanide-inhibited reduced or mixed valence enzyme, the conformation of ferrocytochrome a is affected.
D Sherman, S R Lynch, R A Copeland
openaire   +3 more sources

Early steps in mitochondrial protein import [PDF]

open access: yes, 1990
The process of insertion of precursor proteins into mitochondrial membranes was investigated using a hybrid protein (pSc1-c) that contains dual targeting information and, at the same time, membrane insertion activity.
Neupert, Walter   +2 more
core   +1 more source

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