Second and outer coordination sphere effects in nitrogenase, hydrogenase, formate dehydrogenase, and CO dehydrogenase

ST Stripp, BR Duffus, V Fourmond, C Léger… - Chemical …, 2022 - ACS Publications
Gases like H2, N2, CO2, and CO are increasingly recognized as critical feedstock in “green”
energy conversion and as sources of nitrogen and carbon for the agricultural and chemical …

Fundamentals, applications, and future directions of bioelectrocatalysis

H Chen, O Simoska, K Lim, M Grattieri, M Yuan… - Chemical …, 2020 - ACS Publications
Bioelectrocatalysis is an interdisciplinary research field combining biocatalysis and
electrocatalysis via the utilization of materials derived from biological systems as catalysts to …

Structure and function of [NiFe] hydrogenases

H Ogata, W Lubitz, Y Higuchi - The journal of biochemistry, 2016 - academic.oup.com
Hydrogenases catalyze the reversible conversion of molecular hydrogen to protons and
electrons via a heterolytic splitting mechanism. The active sites of [NiFe] hydrogenases …

Mechanism of O2 diffusion and reduction in FeFe hydrogenases

A Kubas, C Orain, D De Sancho, L Saujet, M Sensi… - Nature …, 2017 - nature.com
FeFe hydrogenases are the most efficient H2-producing enzymes. However, inactivation by
O2 remains an obstacle that prevents them being used in many biotechnological devices …

Understanding and design of bidirectional and reversible catalysts of multielectron, multistep reactions

V Fourmond, ES Wiedner, WJ Shaw… - Journal of the American …, 2019 - ACS Publications
Some enzymes, including those that are involved in the activation of small molecules such
as H2 or CO2, can be wired to electrodes and function in either direction of the reaction …

A Redox Hydrogel Protects the O2‐Sensitive [FeFe]‐Hydrogenase from Chlamydomonas reinhardtii from Oxidative Damage

AA Oughli, F Conzuelo, M Winkler… - Angewandte Chemie …, 2015 - Wiley Online Library
The integration of sensitive catalysts in redox matrices opens up the possibility for their
protection from deactivating molecules such as O2.[FeFe]‐hydrogenases are enzymes …

A Chimeric NiFe Hydrogenase Heterodimer to Assess the Role of the Electron Transfer Chain in Tuning the Enzyme's Catalytic Bias and Oxygen Tolerance

A Fasano, C Guendon, A Jacq-Bailly… - Journal of the …, 2023 - ACS Publications
The observation that some homologous enzymes have the same active site but very different
catalytic properties demonstrates the importance of long-range effects in enzyme catalysis …

Molecular Catalysis of H2 Evolution: Diagnosing Heterolytic versus Homolytic Pathways

C Costentin, H Dridi, JM Savéant - Journal of the American …, 2014 - ACS Publications
Molecular catalysis of H2 production from the electrochemical reduction of acids by
transition-metal complexes is one of the key issues of modern energy challenges. The …

H 2/O 2 enzymatic fuel cells: from proof-of-concept to powerful devices

I Mazurenko, X Wang, A De Poulpiquet… - Sustainable Energy & …, 2017 - pubs.rsc.org
Intensive research during the last 15 years on mechanistic understanding of hydrogenases,
the key enzyme for H2 transformation in many microorganisms, has authorized the concept …

Complete Protection of O2-Sensitive Catalysts in Thin Films

H Li, D Buesen, S Dementin, C Léger… - Journal of the …, 2019 - ACS Publications
Energy conversion schemes involving dihydrogen hold great potential for meeting
sustainable energy needs, but widespread implementation cannot proceed without solutions …