Results 21 to 30 of about 541,087 (354)

Cholate Disrupts Regulatory Functions of Cytochrome c Oxidase

open access: yesCells, 2021
Cytochrome c oxidase (CytOx), the oxygen-accepting and rate-limiting enzyme of mitochondrial respiration, binds with 10 molecules of ADP, 7 of which are exchanged by ATP at high ATP/ADP-ratios.
Rabia Ramzan   +4 more
doaj   +1 more source

Functions of Cytochrome c Oxidase Assembly Factors

open access: yesInternational Journal of Molecular Sciences, 2020
Cytochrome c oxidase is the terminal complex of eukaryotic oxidative phosphorylation in mitochondria. This process couples the reduction of electron carriers during metabolism to the reduction of molecular oxygen to water and translocation of protons ...
Shane A Watson, Gavin Peter McStay
semanticscholar   +1 more source

Phylogenetic and functional analysis of cyanobacterial Cytochrome c6-like proteins

open access: yesFrontiers in Plant Science, 2023
All known photosynthetic cyanobacteria carry a cytochrome c6 protein that acts transferring electrons from cytochrome b6f complex to photosystem I, in photosynthesis, or cytochrome c oxidase, in respiration.
Alejandro Torrado   +8 more
doaj   +1 more source

Redox-controlled proton gating in bovine cytochrome c oxidase. [PDF]

open access: yesPLoS ONE, 2013
Cytochrome c oxidase is the terminal enzyme in the electron transfer chain of essentially all organisms that utilize oxygen to generate energy. It reduces oxygen to water and harnesses the energy to pump protons across the mitochondrial membrane in ...
Tsuyoshi Egawa   +2 more
doaj   +1 more source

Barcoding animal life: cytochrome c oxidase subunit 1 divergences among closely related species

open access: yesProceedings of the Royal Society of London. Series B: Biological Sciences, 2003
With millions of species and their life-stage transformations, the animal kingdom provides a challenging target for taxonomy. Recent work has suggested that a DNA-based identification system, founded on the mitochondrial gene, cytochrome c oxidase ...
P. Hebert   +2 more
semanticscholar   +1 more source

Perturbation of Cytochrome c Maturation Reveals Adaptability of the Respiratory Chain in Mycobacterium tuberculosis

open access: yesmBio, 2013
Mycobacterium tuberculosis depends on aerobic respiration for growth and utilizes an aa3-type cytochrome c oxidase for terminal electron transfer. Cytochrome c maturation in bacteria requires covalent attachment of heme to apocytochrome c, which occurs ...
Jennifer L. Small   +5 more
doaj   +1 more source

Cytochrome C Oxidase Deficiency and Respiratory Distress

open access: yesPediatric Neurology Briefs, 1989
A newborn male presenting with severe respiratory insufficiency, generalized muscle weakness, and lactic acidemia is reported from the Department of Pediatrics, Nagasaki University School of Medicine, Japan.
J Gordon Millichap
doaj   +1 more source

Nitrogen-Vacancy Magnetic Relaxometry of Nanoclustered Cytochrome C Proteins [PDF]

open access: yesNano Letters 24, 3, 873-880, 2024, 2023
Nitrogen-vacancy (NV) magnetometry offers an alternative tool to detect paramagnetic centers in cells with a favorable combination of magnetic sensitivity and spatial resolution. Here, we employ NV magnetic relaxometry to detect cytochrome C (Cyt-C) nanoclusters.
arxiv   +1 more source

Interaction of Cytochrome C Oxidase with Steroid Hormones

open access: yesCells, 2020
Estradiol, testosterone and other steroid hormones inhibit cytochrome c oxidase (CcO) purified from bovine heart. The inhibition is strongly dependent on concentration of dodecyl-maltoside (DM) in the assay.
Ilya P. Oleynikov   +3 more
doaj   +1 more source

Structure of yeast cytochrome c oxidase in a supercomplex with cytochrome bc1

open access: yesNature Structural & Molecular Biology, 2018
Cytochrome c oxidase (complex IV, CIV) is known in mammals to exist independently or in association with other respiratory proteins to form supercomplexes (SCs).
Andrew M. Hartley   +7 more
semanticscholar   +1 more source

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