Reduction of substrates by nitrogenases

LC Seefeldt, ZY Yang, DA Lukoyanov, DF Harris… - Chemical …, 2020 - ACS Publications
Nitrogenase is the enzyme that catalyzes biological N2 reduction to NH3. This enzyme
achieves an impressive rate enhancement over the uncatalyzed reaction. Given the high …

Electron transfer in nitrogenase

HL Rutledge, FA Tezcan - Chemical reviews, 2020 - ACS Publications
Nitrogenase is the only enzyme capable of reducing N2 to NH3. This challenging reaction
requires the coordinated transfer of multiple electrons from the reductase, Fe-protein, to the …

The spectroscopy of nitrogenases

C Van Stappen, L Decamps, GE Cutsail III… - Chemical …, 2020 - ACS Publications
Nitrogenases are responsible for biological nitrogen fixation, a crucial step in the
biogeochemical nitrogen cycle. These enzymes utilize a two-component protein system and …

Challenges and opportunities for applications of advanced X-ray spectroscopy in catalysis research

GE Cutsail III, S DeBeer - ACS Catalysis, 2022 - ACS Publications
X-ray spectroscopy has had a significant and continually growing impact on catalysis
research for nearly 50 years. In particular, the ability to obtain element selective electronic …

Synthetic access to a framework-stabilized and fully sulfided analogue of an Anderson polyoxometalate that is catalytically competent for reduction reactions

J Duan, H Shabbir, Z Chen, W Bi, Q Liu… - Journal of the …, 2023 - ACS Publications
Polyoxometalates (POMs) featuring 7, 12, 18, or more redox-accessible transition metal ions
are ubiquitous as selective catalysts, especially for oxidation reactions. The corresponding …

Biological nitrogen fixation in theory, practice, and reality: a perspective on the molybdenum nitrogenase system

SD Threatt, DC Rees - FEBS letters, 2023 - Wiley Online Library
Nitrogenase is the sole enzyme responsible for the ATP‐dependent conversion of
atmospheric dinitrogen into the bioavailable form of ammonia (NH3), making this protein …

Analysis of the geometric and electronic structure of spin-coupled iron–sulfur dimers with broken-symmetry DFT: implications for FeMoco

B Benediktsson, R Bjornsson - Journal of Chemical Theory and …, 2022 - ACS Publications
The open-shell electronic structure of iron–sulfur clusters presents considerable challenges
to quantum chemistry, with the complex iron–molybdenum cofactor (FeMoco) of nitrogenase …

Fe protein docking transduces conformational changes to MoFe nitrogenase active site in a nucleotide-dependent manner

M Tokmina-Lukaszewska, Q Huang, L Berry… - Communications …, 2023 - nature.com
The reduction of dinitrogen to ammonia catalyzed by nitrogenase involves a complex series
of events, including ATP hydrolysis, electron transfer, and activation of metal clusters for N2 …

Discussions of fluorescence in selenium chemistry: recently reported probes, particles, and a clearer biological knowledge

A Abdillah, PM Sonawane, D Kim, D Mametov… - Molecules, 2021 - mdpi.com
In this review from literature appearing over about the past 5 years, we focus on selected
selenide reports and related chemistry; we aimed for a digestible, relevant, review intended …

A superwettable PVDF membrane with durably chelated Fe (III) for excellent photo-Fenton self-cleaning and effective oil-in-water emulsion separation

M Wang, L Mu, H Zhang, X Mao, M Zhang… - Journal of Membrane …, 2025 - Elsevier
Membrane fouling during long-term usage severely restricts the practical application of
membrane separation technology for oil-in-water emulsion treatment. Underwater …