Search Results - "Vansuch, Gregory E"
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Localized Nanoscale Heating Leads to Ultrafast Hydrogel Volume-Phase Transition
Published in ACS nano (22-01-2019)“…The rate of the volume-phase transition for stimuli-responsive hydrogel particles ranging in size from millimeters to nanometers is limited by the rate of…”
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Applications of Photogating and Time Resolved Spectroscopy to Mechanistic Studies of Hydrogenases
Published in Accounts of chemical research (21-11-2017)“…Conspectus Rapid and facile redox chemistry is exemplified in nature by the oxidoreductases, the class of enzymes that catalyze electron transfer (ET) from a…”
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Glutamate Gated Proton-Coupled Electron Transfer Activity of a [NiFe]-Hydrogenase
Published in Journal of the American Chemical Society (05-10-2016)“…[NiFe] hydrogenases are metalloenzymes that catalyze the reversible oxidation of H2. While electron transfer to and from the active site is understood to occur…”
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Cryo-annealing of Photoreduced CdS Quantum Dot–Nitrogenase MoFe Protein Complexes Reveals the Kinetic Stability of the E4(2N2H) Intermediate
Published in Journal of the American Chemical Society (04-10-2023)“…A critical step in the mechanism of N2 reduction to 2NH3 catalyzed by the enzyme nitrogenase is the reaction of the four-electron/four-proton reduced…”
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Proton Inventory and Dynamics in the Nia‑S to Nia‑C Transition of a [NiFe] Hydrogenase
Published in Biochemistry (Easton) (29-03-2016)“…Hydrogenases (H2ases) represent one of the most striking examples of biological proton-coupled electron transfer (PCET) chemistry, functioning in facile proton…”
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Dissecting Electronic-Structural Transitions in the Nitrogenase MoFe Protein P‑Cluster during Reduction
Published in Journal of the American Chemical Society (06-04-2022)“…The [8Fe-7S] P-cluster of nitrogenase MoFe protein mediates electron transfer from nitrogenase Fe protein during the catalytic production of ammonia. The…”
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Structural Insights into Oxygen-Dependent Signal Transduction within Globin Coupled Sensors
Published in Inorganic chemistry (19-11-2018)“…In order to respond to external stimuli, bacteria have evolved sensor proteins linking external signals to intracellular outputs that can then regulate…”
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Metal–ligand cooperativity in the soluble hydrogenase-1 from Pyrococcus furiosus
Published in Chemical science (Cambridge) (19-08-2020)“…Metal–ligand cooperativity is an essential feature of bioinorganic catalysis. The design principles of such cooperativity in metalloenzymes are underexplored,…”
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Globin domain interactions control heme pocket conformation and oligomerization of globin coupled sensors
Published in Journal of inorganic biochemistry (01-11-2016)“…Globin coupled sensors (GCS) are O2-sensing proteins used by bacteria to monitor the surrounding gaseous environment. To investigate the biphasic O2…”
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Proton Inventory and Dynamics in the Ni a -S to Ni a -C Transition of a [NiFe] Hydrogenase
Published in Biochemistry (Easton) (29-03-2016)Get full text
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Surface-Ligand “Liquid” to “Crystalline” Phase Transition Modulates the Solar H 2 Production Quantum Efficiency of CdS Nanorod/Mediator/Hydrogenase Assemblies
Published in ACS applied materials & interfaces (05-08-2020)“…Not provided…”
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The Bioinorganic Energy Conversion Puzzle: Pieces from a [NiFe]-Hydrogenase Ligand Scaffold
Published 01-01-2021“…The activation and formation of small molecules by metalloenzymes is a critical component of microbial metabolism. It is also relevant to fuel production…”
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Dissertation -
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Surface-Ligand “Liquid” to “Crystalline” Phase Transition Modulates the Solar H2 Production Quantum Efficiency of CdS Nanorod/Mediator/Hydrogenase Assemblies
Published in ACS applied materials & interfaces (05-08-2020)“…This study reports how the length of capping ligands on a nanocrystal surface affects its interfacial electron transfer (ET) with surrounding molecular…”
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Metal-ligand cooperativity in the soluble hydrogenase-1 from
Published in Chemical science (Cambridge) (19-08-2020)“…Metal-ligand cooperativity is an essential feature of bioinorganic catalysis. The design principles of such cooperativity in metalloenzymes are underexplored,…”
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Journal Article