The weak, fluctuating, dipole moment of membrane-bound hydrogenase from Aquifex aeolicus accounts for its adaptability to charged electrodes

F Oteri, A Ciaccafava, A De Poulpiquet… - Physical Chemistry …, 2014 - pubs.rsc.org
[NiFe] hydrogenases from Aquifex aeolicus (AaHase) and Desulfovibrio fructosovorans
(DfHase) have been mainly studied to characterize physiological electron transfer …

Activation barriers of oxygen transformation at the active site of [FeFe] hydrogenases

AR Finkelmann, MT Stiebritz, M Reiher - Inorganic chemistry, 2014 - ACS Publications
Oxygen activation at the active sites of [FeFe] hydrogenases has been proposed to be the
initial step of irreversible oxygen-induced inhibition of these enzymes. On the basis of a first …

Role of the HoxZ Subunit in the Electron Transfer Pathway of the Membrane-Bound [NiFe]-Hydrogenase from Ralstonia eutropha Immobilized on Electrodes

M Sezer, S Frielingsdorf, D Millo… - The Journal of …, 2011 - ACS Publications
The role of the diheme cytochrome b (HoxZ) subunit in the electron transfer pathway of the
membrane-bound [NiFe]-hydrogenase (MBH) heterotrimer from Ralstonia eutropha H16 has …

Redox-Dependent Structural Transformations of the [4Fe-3S] Proximal Cluster in O2-Tolerant Membrane-Bound [NiFe]-Hydrogenase: A DFT Study

V Pelmenschikov, M Kaupp - Journal of the American Chemical …, 2013 - ACS Publications
Broken-symmetry density functional theory (BS-DFT) has been used to address the redox-
dependent structural changes of the proximal [4Fe-3S] cluster, implicated in the O2 …

[HTML][HTML] How Salmonella oxidises H2 under aerobic conditions

A Parkin, L Bowman, MM Roessler, RA Davies… - FEBS letters, 2012 - Elsevier
Salmonella enterica serovar Typhimurium is a Gram negative bacterial pathogen and a
common cause of food-borne illness. Molecular hydrogen has been shown to be a key …

Reactivation from the Ni–B state in [NiFe] hydrogenase of Ralstonia eutropha is controlled by reduction of the superoxidised proximal cluster

V Radu, S Frielingsdorf, O Lenz… - Chemical …, 2016 - pubs.rsc.org
The tolerance towards oxic conditions of O2-tolerant [NiFe] hydrogenases has been
attributed to an unusual [4Fe–3S] cluster that lies proximal to the [NiFe] active site. Upon …

Characterization of the bottlenecks and pathways for inhibitor dissociation from [NiFe] hydrogenase

F Sohraby, A Nunes-Alves - Journal of Chemical Information and …, 2024 - ACS Publications
[NiFe] hydrogenases can act as efficient catalysts for hydrogen oxidation and biofuel
production. However, some [NiFe] hydrogenases are inhibited by gas molecules present in …

Insights from hydrogenase model studies on C–C bond forming reactions

S Ogo, T Yatabe, H Nakai - Coordination Chemistry Reviews, 2022 - Elsevier
In this review, we discuss whether the ligand design used in catalysts mimicking O 2-tolerant
[NiFe] hydrogenase ([NiFe] H 2 ase) can be applied to ligand design in catalysts for C–C …

Hydrogenase

P Constant, PC Hallenbeck - Biohydrogen, 2019 - Elsevier
Several evolutionary models proposed that molecular hydrogen (hydrogen) was the primary
energy source on the early Earth, exerting a major influence on the origin of life …

Bioenergetic aspects of archaeal and bacterial hydrogen metabolism

C Pinske - Advances in Microbial Physiology, 2019 - Elsevier
Hydrogenases are metal-containing biocatalysts that reversibly convert protons and
electrons to hydrogen gas. This reaction can contribute in different ways to the generation of …