Second sphere effects on oxygen reduction and peroxide activation by mononuclear iron porphyrins and related systems

S Bhunia, A Ghatak, A Dey - Chemical Reviews, 2022 - ACS Publications
Activation and reduction of O2 and H2O2 by synthetic and biosynthetic iron porphyrin
models have proved to be a versatile platform for evaluating second-sphere effects deemed …

Multiscale simulations of biological membranes: the challenge to understand biological phenomena in a living substance

G Enkavi, M Javanainen, W Kulig, T Róg… - Chemical …, 2019 - ACS Publications
Biological membranes are tricky to investigate. They are complex in terms of molecular
composition and structure, functional over a wide range of time scales, and characterized by …

Structure of the dimeric ATP synthase from bovine mitochondria

TE Spikes, MG Montgomery… - Proceedings of the …, 2020 - National Acad Sciences
The structure of the dimeric ATP synthase from bovine mitochondria determined in three
rotational states by electron cryo-microscopy provides evidence that the proton uptake from …

[HTML][HTML] Cytochrome c oxidase deficiency

M Brischigliaro, M Zeviani - Biochimica et Biophysica Acta (BBA) …, 2021 - Elsevier
Cytochrome c oxidase (COX) deficiency is characterized by a high degree of genetic and
phenotypic heterogeneity, partly reflecting the extreme structural complexity, multiple post …

[HTML][HTML] The oxidative phosphorylation system of the mitochondria in plants

HP Braun - Mitochondrion, 2020 - Elsevier
Abstract Mitochondrial Oxidative Phosphorylation (OXPHOS) provides ATP for driving
cellular functions. In plants, OXPHOS takes place in the context of photosynthesis. Indeed …

Molecular understanding of heteronuclear active sites in heme–copper oxidases, nitric oxide reductases, and sulfite reductases through biomimetic modelling

CJ Reed, QN Lam, EN Mirts, Y Lu - Chemical Society Reviews, 2021 - pubs.rsc.org
Heme–copper oxidases (HCO), nitric oxide reductases (NOR), and sulfite reductases (SiR)
catalyze the multi-electron and multi-proton reductions of O2, NO, and SO32−, respectively …

The proton in biochemistry: impacts on bioenergetics, biophysical chemistry, and bioorganic chemistry

TP Silverstein - Frontiers in Molecular Biosciences, 2021 - frontiersin.org
The proton is the smallest atomic particle, and in aqueous solution it is the smallest hydrated
ion, having only two waters in its first hydration shell. In this article we survey key aspects of …

MFSD7C switches mitochondrial ATP synthesis to thermogenesis in response to heme

Y Li, NA Ivica, T Dong, DP Papageorgiou, Y He… - Nature …, 2020 - nature.com
ATP synthesis and thermogenesis are two critical outputs of mitochondrial respiration. How
these outputs are regulated to balance the cellular requirement for energy and heat is …

An update of the chemiosmotic theory as suggested by possible proton currents inside the coupling membrane

AM Morelli, S Ravera, D Calzia, I Panfoli - Open biology, 2019 - royalsocietypublishing.org
Understanding how biological systems convert and store energy is a primary purpose of
basic research. However, despite Mitchell's chemiosmotic theory, we are far from the …

[HTML][HTML] Proton transfer reactions: from photochemistry to biochemistry and bioenergetics

AP Demchenko - BBA advances, 2023 - Elsevier
The present Review is an attempt by projecting the basic knowledge on photochemical
proton transfer to achieve consistent understanding of proton motions in biocatalysis …