Radical S-Adenosylmethionine Enzymes

JB Broderick, BR Duffus, KS Duschene… - Chemical …, 2014 - ACS Publications
It was once widely held that nearly all reactions in biology were catalyzed via mechanisms
involving paired electron species. Beginning approximately 40 years ago, this paradigm was …

Enzymatic cascade reactions in biosynthesis

CT Walsh, BS Moore - Angewandte Chemie International …, 2019 - Wiley Online Library
Enzyme‐mediated cascade reactions are widespread in biosynthesis. To facilitate
comparison with the mechanistic categorizations of cascade reactions by synthetic chemists …

Itaconyl-CoA forms a stable biradical in methylmalonyl-CoA mutase and derails its activity and repair

M Ruetz, GC Campanello, M Purchal, H Shen… - Science, 2019 - science.org
Itaconate is an immunometabolite with both anti-inflammatory and bactericidal effects. Its
coenzyme A (CoA) derivative, itaconyl-CoA, inhibits B12-dependent methylmalonyl-CoA …

Trapping a cross-linked lysine–tryptophan radical in the catalytic cycle of the radical SAM enzyme SuiB

AR Balo, A Caruso, L Tao, DJ Tantillo… - Proceedings of the …, 2021 - National Acad Sciences
The radical S-adenosylmethionine (rSAM) enzyme SuiB catalyzes the formation of an
unusual carbon–carbon bond between the sidechains of lysine (Lys) and tryptophan (Trp) in …

C–C bond forming radical SAM enzymes involved in the construction of carbon skeletons of cofactors and natural products

K Yokoyama, EA Lilla - Natural product reports, 2018 - pubs.rsc.org
Covering: up to the end of 2017 C–C bond formations are frequently the key steps in
cofactor and natural product biosynthesis. Historically, C–C bond formations were thought to …

Consistent signatures in the human gut microbiome of longevous populations

S Chen, Z Zhang, S Liu, T Chen, Z Lu, W Zhao… - Gut …, 2024 - Taylor & Francis
Gut microbiota of centenarians has garnered significant attention in recent years, with most
studies concentrating on the analysis of microbial composition. However, there is still limited …

The expanding utility of iron-sulfur clusters: Their functional roles in biology, synthetic small molecules, maquettes and artificial proteins, biomimetic materials, and …

AE Boncella, ET Sabo, RM Santore, J Carter… - Coordination Chemistry …, 2022 - Elsevier
The ubiquity, structural variation, and functional diversity of iron-sulfur (Fe-S) clusters in
biological environments has long fascinated scientists. In nature, Fe-S clusters form a variety …

Microbial production of vitamin K2: current status and future prospects

L Ren, C Peng, X Hu, Y Han, H Huang - Biotechnology advances, 2020 - Elsevier
Vitamin K2, also called menaquinone, is an essential lipid-soluble vitamin that plays a
critical role in blood clotting and prevention of osteoporosis. It has become a focus of …

Metabolomics and Genomics Enable the Discovery of a New Class of Nonribosomal Peptidic Metallophores from a Marine Micromonospora

Q Wu, BA Bell, JX Yan, MG Chevrette… - Journal of the …, 2022 - ACS Publications
Although microbial genomes harbor an abundance of biosynthetic gene clusters, there
remain substantial technological gaps that impair the direct correlation of newly discovered …

Radical SAM enzyme HydE generates adenosylated Fe (I) intermediates en route to the [FeFe]-hydrogenase catalytic H-cluster

L Tao, SA Pattenaude, S Joshi, TP Begley… - Journal of the …, 2020 - ACS Publications
The H-cluster of [FeFe]-hydrogenase consists of a [4Fe–4S] H-subcluster linked by a
cysteinyl bridge to a unique organometallic [2Fe] H-subcluster assigned as the site of …