The spectroscopy of nitrogenases
Nitrogenases are responsible for biological nitrogen fixation, a crucial step in the
biogeochemical nitrogen cycle. These enzymes utilize a two-component protein system and …
biogeochemical nitrogen cycle. These enzymes utilize a two-component protein system and …
Particulate methane monooxygenase contains only mononuclear copper centers
Bacteria that oxidize methane to methanol are central to mitigating emissions of methane, a
potent greenhouse gas. The nature of the copper active site in the primary metabolic …
potent greenhouse gas. The nature of the copper active site in the primary metabolic …
Product analogue binding identifies the copper active site of particulate methane monooxygenase
Nature's primary methane-oxidizing enzyme, the membrane-bound particulate methane
monooxygenase (pMMO), catalyses the oxidation of methane to methanol. Copper is …
monooxygenase (pMMO), catalyses the oxidation of methane to methanol. Copper is …
Cobalt–carbon bonding in a salen-supported cobalt (IV) alkyl complex postulated in oxidative MHAT catalysis
The catalytic hydrofunctionalization of alkenes through radical-polar crossover metal
hydrogen atom transfer (MHAT) offers a mild pathway for the introduction of functional …
hydrogen atom transfer (MHAT) offers a mild pathway for the introduction of functional …
[HTML][HTML] Advanced paramagnetic resonance spectroscopies of iron–sulfur proteins: Electron nuclear double resonance (ENDOR) and electron spin echo envelope …
GE Cutsail III, J Telser, BM Hoffman - Biochimica et Biophysica Acta (BBA) …, 2015 - Elsevier
The advanced electron paramagnetic resonance (EPR) techniques, electron nuclear double
resonance (ENDOR) and electron spin echo envelope modulation (ESEEM) spectroscopies …
resonance (ENDOR) and electron spin echo envelope modulation (ESEEM) spectroscopies …
Characterization of an FeN–NH2 Intermediate Relevant to Catalytic N2 Reduction to NH3
The ability of certain transition metals to mediate the reduction of N2 to NH3 has attracted
broad interest in the biological and inorganic chemistry communities. Early transition metals …
broad interest in the biological and inorganic chemistry communities. Early transition metals …
Coordination of the Copper Centers in Particulate Methane Monooxygenase: Comparison between Methanotrophs and Characterization of the CuC Site by EPR and …
In nature, methane is oxidized to methanol by two enzymes, the iron-dependent soluble
methane monooxygenase (sMMO) and the copper-dependent particulate MMO (pMMO) …
methane monooxygenase (sMMO) and the copper-dependent particulate MMO (pMMO) …
13C ENDOR Characterization of the Central Carbon within the Nitrogenase Catalytic Cofactor Indicates That the CFe6 Core Is a Stabilizing “Heart of Steel”
DA Lukoyanov, ZY Yang… - Journal of the …, 2022 - ACS Publications
Substrates and inhibitors of Mo-dependent nitrogenase bind and react at Fe ions of the
active-site FeMo-cofactor [7Fe–9S–C–Mo–homocitrate] contained within the MoFe protein α …
active-site FeMo-cofactor [7Fe–9S–C–Mo–homocitrate] contained within the MoFe protein α …
High-Resolution ENDOR Spectroscopy Combined with Quantum Chemical Calculations Reveals the Structure of Nitrogenase Janus Intermediate E4(4H)
We have shown that the key state in N2 reduction to two NH3 molecules by the enzyme
nitrogenase is E4 (4H), the “Janus” intermediate, which has accumulated four [e–/H+] and is …
nitrogenase is E4 (4H), the “Janus” intermediate, which has accumulated four [e–/H+] and is …
Electron Redistribution within the Nitrogenase Active Site FeMo-Cofactor During Reductive Elimination of H2 to Achieve N≡N Triple-Bond Activation
Nitrogen fixation by nitrogenase begins with the accumulation of four reducing equivalents
at the active-site FeMo-cofactor (FeMo-co), generating a state (denoted E4 (4H)) with two [Fe …
at the active-site FeMo-cofactor (FeMo-co), generating a state (denoted E4 (4H)) with two [Fe …