His scientific interests lie mostly in Hydroxylation, Stereochemistry, Catalysis, Photochemistry and Reactivity. Hydroxylation is a subfield of Enzyme that Sam P. de Visser explores. His work carried out in the field of Stereochemistry brings together such families of science as Catalytic cycle, Radical, Propene and Cytochrome P450.
His Catalysis research incorporates themes from Porphyrin, Ligand, Benzene and Dioxygenase. His Photochemistry research includes themes of Chemical reaction, Valence bond theory, Reaction rate constant, Substrate and Double bond. The Reactivity study combines topics in areas such as Spin states, Molecule and Alkane.
His primary scientific interests are in Stereochemistry, Hydroxylation, Reactivity, Photochemistry and Catalysis. His biological study spans a wide range of topics, including Enzyme catalysis, Active site, Heme, Enzyme and Cytochrome P450. Sam P. de Visser works mostly in the field of Hydroxylation, limiting it down to concerns involving Substrate and, occasionally, Reaction mechanism and Halogenation.
The various areas that Sam P. de Visser examines in his Reactivity study include Medicinal chemistry, Coordination sphere, Manganese, Hydrogen atom abstraction and Computational chemistry. His Photochemistry research integrates issues from Singlet state, Ligand and Density functional theory. The study incorporates disciplines such as Combinatorial chemistry and Oxygen in addition to Catalysis.
Sam P. de Visser mainly focuses on Reactivity, Stereochemistry, Hydroxylation, Active site and Substrate. His Reactivity research is multidisciplinary, incorporating perspectives in Medicinal chemistry, Reaction rate, Coordination sphere, Ligand and Reaction rate constant. He has included themes like Site-directed spin labeling, DNA repair, Hydrogen bond, Hydrogen atom abstraction and Binding site in his Stereochemistry study.
His Hydroxylation research is multidisciplinary, incorporating elements of Monooxygenase, Oxidative phosphorylation, AlkB, Nonheme iron and Dioxygenase. His Active site study integrates concerns from other disciplines, such as Mechanism, Cluster, Catalytic cycle, Decarboxylation and QM/MM. His Substrate research is multidisciplinary, relying on both Computational chemistry, Catalysis, Cytochrome P450 and Heme.
Sam P. de Visser focuses on Hydroxylation, Stereochemistry, Active site, Reactivity and Catalysis. His research integrates issues of Electrophile and Monooxygenase in his study of Hydroxylation. His Stereochemistry research is multidisciplinary, incorporating perspectives in Regioselectivity, Fatty acid, Decarboxylation, Dioxygenase and Hydrogen atom abstraction.
Sam P. de Visser works mostly in the field of Active site, limiting it down to topics relating to Substrate and, in certain cases, Cytochrome P450. His Reactivity study combines topics from a wide range of disciplines, such as Medicinal chemistry, Phthalocyanine, Ligand, Phenol and Ketone. His Catalysis research focuses on subjects like Combinatorial chemistry, which are linked to Heme, Selectivity and Coordination sphere.
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Mechanism of oxidation reactions catalyzed by cytochrome p450 enzymes.
Bernard Meunier;Samuël P. de Visser;Sason Shaik.
Chemical Reviews (2004)
Theoretical perspective on the structure and mechanism of cytochrome P450 enzymes.
Sason Shaik;Devesh Kumar;Samuël P. de Visser;and Ahmet Altun.
Chemical Reviews (2005)
Two-state reactivity mechanisms of hydroxylation and epoxidation by cytochrome P-450 revealed by theory.
Sason Shaik;Samuël P de Visser;François Ogliaro;Helmut Schwarz.
Current Opinion in Chemical Biology (2002)
What factors affect the regioselectivity of oxidation by cytochrome P450? A DFT study of allylic hydroxylation and double bond epoxidation in a model reaction
Sam P. De Visser;François Ogliaro;Pankaz K. Sharma;Sason Shaik.
Journal of the American Chemical Society (2002)
Searching for the second oxidant in the catalytic cycle of cytochrome P450: a theoretical investigation of the iron(III)-hydroperoxo species and its epoxidation pathways.
François Ogliaro;Sam P de Visser;Shimrit Cohen;Pankaz K Sharma.
Journal of the American Chemical Society (2002)
Photoactivation of the photoactive yellow protein: why photon absorption triggers a trans-to-cis Isomerization of the chromophore in the protein.
Gerrit Groenhof;§ Mathieu Bouxin-Cademartory;Berk Hess;Sam P. de Visser.
Journal of the American Chemical Society (2004)
A proton-shuttle mechanism mediated by the porphyrin in benzene hydroxylation by cytochrome p450 enzymes.
Sam P. De Visser;Sason Shaik.
Journal of the American Chemical Society (2003)
A Valence Bond Modeling of Trends in Hydrogen Abstraction Barriers and Transition States of Hydroxylation Reactions Catalyzed by Cytochrome P450 Enzymes
Sason Shaik;Devesh Kumar;Sam P. de Visser.
Journal of the American Chemical Society (2008)
A predictive pattern of computed barriers for C-H hydroxylation by compound I of cytochrome P450
Sam P. De Visser;Devesh Kumar;Shimrit Cohen;Ronen Shacham.
Journal of the American Chemical Society (2004)
Propene activation by the oxo-iron active species of taurine/α- ketoglutarate dioxygenase (TauD) enzyme. How does the catalysis compare to heme-enzymes?
Sam P. de Visser.
Journal of the American Chemical Society (2006)
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