Mechanism of oxidation reactions catalyzed by cytochrome P450 enzymes

B Meunier, SP De Visser, S Shaik - Chemical reviews, 2004 - ACS Publications
The cytochromes P450 constitute a large family of cysteinato-heme enzymes, 1-9 are
present in all forms of life (plants, bacteria, and mammals), and play a key role in the …

Theoretical perspective on the structure and mechanism of cytochrome P450 enzymes

S Shaik, D Kumar, SP de Visser, A Altun… - Chemical …, 2005 - ACS Publications
Cytochrome P450 is one of the most versatile enzymes in nature. 1 It uses dioxygen and two
reducing equivalents to catalyze a great variety of stereospecific and regioselective oxygen …

Quantum chemical studies of mechanisms for metalloenzymes

MRA Blomberg, T Borowski, F Himo, RZ Liao… - Chemical …, 2014 - ACS Publications
Two decades ago, theoretical model calculations played a truly minor role in understanding
mechanisms of redox-active metalloenzymes. The methods available to treat transition …

[BOOK][B] A chemist's guide to valence bond theory

SS Shaik, PC Hiberty - 2007 - books.google.com
This reference on current VB theory and applications presents a practical system that can be
applied to a variety of chemical problems in a uniform manner. After explaining basic VB …

Reactivity of high-valent iron–oxo species in enzymes and synthetic reagents: a tale of many states

S Shaik, H Hirao, D Kumar - Accounts of chemical research, 2007 - ACS Publications
The Account discusses the phenomenon of two-state reactivity (TSR) or multistate reactivity
(MSR) in high-valent metal–oxo reagents, projecting its wide-ranging applicability starting …

Selective C–H oxidation catalyzed by metalloporphyrins

M Costas - Coordination Chemistry Reviews, 2011 - Elsevier
Selective oxidation of saturated C–H bonds remains a challenge in modern chemistry. The
inert nature of such bonds requires the use of highly reactive reagents, and this poses major …

Two-state reactivity in alkane hydroxylation by non-heme iron− oxo complexes

H Hirao, D Kumar, L Que Jr, S Shaik - Journal of the American …, 2006 - ACS Publications
Density functional theory is used to explore the mechanisms of alkane hydroxylation for four
synthetic non-heme iron (IV)− oxo complexes with three target substrates (Kaizer, J.; Klinker …

[BOOK][B] Monooxygenase, peroxidase and peroxygenase properties and reaction mechanisms of cytochrome P450 enzymes

EG Hrycay, SM Bandiera - 2015 - Springer
This review examines the monooxygenase, peroxidase and peroxygenase properties and
reaction mechanisms of cytochrome P450 (CYP) enzymes in bacterial, archaeal and …

Cytochrome P450 mediated cyclization in eunicellane derived diterpenoid biosynthesis

Z Wang, Q Yang, J He, H Li, X Pan, Z Li… - Angewandte …, 2023 - Wiley Online Library
Terpene cyclization, one of the most complex chemical reactions in nature, is generally
catalyzed by two classes of terpene cyclases (TCs). Cytochrome P450s that act as …

Machine learning-aided engineering of a cytochrome P450 for optimal bioconversion of lignin fragments

AHS Dias, Y Cao, MS Skaf, SP De Visser - Physical Chemistry …, 2024 - pubs.rsc.org
Using machine learning, molecular dynamics simulations, and density functional theory
calculations we gain insight into the selectivity patterns of substrate activation by the …