Designing artificial metalloenzymes by tuning of the environment beyond the primary coordination sphere

C Van Stappen, Y Deng, Y Liu, H Heidari… - Chemical …, 2022 - ACS Publications
Metalloenzymes catalyze a variety of reactions using a limited number of natural amino
acids and metallocofactors. Therefore, the environment beyond the primary coordination …

Strategies and Mechanisms of First-Row Transition Metal-Regulated Radical C–H Functionalization

X Wang, J He, YN Wang, Z Zhao, K Jiang… - Chemical …, 2024 - ACS Publications
Radical C–H functionalization represents a useful means of streamlining synthetic routes by
avoiding substrate preactivation and allowing access to target molecules in fewer steps. The …

Biotransformation of sulfamethoxazole by microalgae: Removal efficiency, pathways, and mechanisms

Y Chu, C Zhang, R Wang, X Chen, N Ren, SH Ho - Water Research, 2022 - Elsevier
Recently, the biotransformation of sulfamethoxazole (SMX) by microalgae has attracted
increasing interest. In particular, cytochrome P450 (CYP450) has been suggested to be the …

Stereodivergent atom-transfer radical cyclization by engineered cytochromes P450

Q Zhou, M Chin, Y Fu, P Liu, Y Yang - Science, 2021 - science.org
Naturally occurring enzymes can be a source of unnatural reactivity that can be molded by
directed evolution to generate efficient biocatalysts with valuable activities. Owing to the lack …

Oxygen activation and radical transformations in heme proteins and metalloporphyrins

X Huang, JT Groves - Chemical reviews, 2017 - ACS Publications
As a result of the adaptation of life to an aerobic environment, nature has evolved a panoply
of metalloproteins for oxidative metabolism and protection against reactive oxygen species …

Energy-related small molecule activation reactions: oxygen reduction and hydrogen and oxygen evolution reactions catalyzed by porphyrin-and corrole-based …

W Zhang, W Lai, R Cao - Chemical reviews, 2017 - ACS Publications
Globally increasing energy demands and environmental concerns related to the use of fossil
fuels have stimulated extensive research to identify new energy systems and economies that …

A general strategy for decoupled hydrogen production from water splitting by integrating oxidative biomass valorization

B You, X Liu, N Jiang, Y Sun - Journal of the American Chemical …, 2016 - ACS Publications
Conventional water electrolyzers produce H2 and O2 simultaneously, such that additional
gas separation steps are needed to prevent H2/O2 mixing. The sluggish anodic O2 …

Heme and nonheme high-valent iron and manganese oxo cores in biological and abiological oxidation reactions

M Guo, T Corona, K Ray, W Nam - ACS Central Science, 2018 - ACS Publications
Utilization of O2 as an abundant and environmentally benign oxidant is of great interest in
the design of bioinspired synthetic catalytic oxidation systems. Metalloenzymes activate O2 …

Second sphere effects on oxygen reduction and peroxide activation by mononuclear iron porphyrins and related systems

S Bhunia, A Ghatak, A Dey - Chemical Reviews, 2022 - ACS Publications
Activation and reduction of O2 and H2O2 by synthetic and biosynthetic iron porphyrin
models have proved to be a versatile platform for evaluating second-sphere effects deemed …

Oriented electric fields as future smart reagents in chemistry

S Shaik, D Mandal, R Ramanan - Nature chemistry, 2016 - nature.com
Oriented external electric fields (OEEFs) as' smart reagents' are no longer a theoretical
dream. Here, we discuss the wide-ranging potential of using OEEFs to catalyse and control …