From stable radicals to thermally robust high-spin diradicals and triradicals

C Shu, Z Yang, A Rajca - Chemical Reviews, 2023 - ACS Publications
Stable radicals and thermally robust high-spin di-and triradicals have emerged as important
organic materials due to their promising applications in diverse fields. New fundamental …

Tailoring enzyme strategies and functional groups in biosynthetic pathways

CT Walsh - Natural Product Reports, 2023 - pubs.rsc.org
Covering: 2000 to 2022 Secondary metabolites are assembled by drawing off and
committing some of the flux of primary metabolic building blocks to sets of enzymes that …

Radical-mediated nucleophilic peptide cross-linking in dynobactin biosynthesis

BX Nguyen, FF Gurusinga, U Mettal… - Journal of the …, 2024 - ACS Publications
Dynobactins are recently discovered ribosomally synthesized and post-translationally
modified peptide (RiPP) antibiotics that selectively kill Gram-negative pathogens by …

Initiation, propagation, and termination in the chemistry of radical SAM enzymes

MW Ruszczycky, H Liu - Biochemistry, 2024 - ACS Publications
Radical S-adenosyl-l-methionine (SAM) enzymes catalyze radical mediated chemical
transformations notable for their diversity. The radical mediated reactions that take place in …

[4Fe–4S]-Mediated Proton-Coupled Electron Transfer Enables the Efficient Degradation of Chloroalkenes by Reductive Dehalogenases

X Zhang, Z Wang, Z Li, S Shaik, B Wang - ACS Catalysis, 2023 - ACS Publications
Reductive dehalogenases (RDases) are key enzymes involved in the degradation of
organohalide compounds. Despite extensive experimental and computational studies, the …

Advanced NIR ratiometric probes for intravital biomedical imaging

H Huang, R Qiu, H Yang, F Ren, F Wu… - Biomedical …, 2021 - iopscience.iop.org
Near-infrared (NIR) fluorescence imaging technology (NIR-I region, 650–950 nm and NIR-II
region, 1000–1700 nm), with deeper tissue penetration and less disturbance from auto …

Dioxane Bridge Formation during the Biosynthesis of Spectinomycin Involves a Twitch Radical S-Adenosyl Methionine Dehydrogenase That May Have Evolved from …

J Zhang, X Hou, Z Chen, Y Ko… - Journal of the …, 2022 - ACS Publications
Spectinomycin is a dioxane-bridged, tricyclic aminoglycoside produced by Streptomyces
spectabilis ATCC 27741. While the spe biosynthetic gene cluster for spectinomycin has …

Resolving the multidecade-long mystery in MoaA radical SAM enzyme reveals new opportunities to tackle human health problems

K Yokoyama, D Li, H Pang - ACS bio & med Chem Au, 2021 - ACS Publications
MoaA is one of the most conserved radical S-adenosyl-l-methionine (SAM) enzymes, and is
found in most organisms in all three kingdoms of life. MoaA contributes to the biosynthesis of …

Multilevel metabolic engineering for enhanced synthesis of S-adenosylmethionine by Bacillus amyloliquefaciens

C Jiang, D Zou, L Ruan, W Han, X Wei - Biotechnology Letters, 2024 - Springer
Objectives To enhance the de novo synthesis of SAM, the effects of several key genes on
SAM synthesis were examined based on modular strategy, and the key genes were …

Intermolecular electron transfer in radical SAM enzymes as a new paradigm for reductive activation

KAS Eastman, AS Jochimsen, V Bandarian - Journal of Biological …, 2023 - ASBMB
Radical S-adenosyl-L-methionine (rSAM) enzymes bind one or more Fe-S clusters and
catalyze transformations that produce complex and structurally diverse natural products …