Emerging mechanistic insights into the regulation of specialized metabolism in plants

LV Méteignier, HW Nützmann, N Papon, A Osbourn… - Nature plants, 2023 - nature.com
Plants biosynthesize a broad range of natural products through specialized and species-
specific metabolic pathways that are fuelled by core metabolism, together forming a …

The roles of nucleoid-associated proteins and topoisomerases in chromosome structure, strand segregation, and the generation of phenotypic heterogeneity in …

V Norris, C Kayser, G Muskhelishvili… - FEMS Microbiology …, 2023 - academic.oup.com
How to adapt to a changing environment is a fundamental, recurrent problem confronting
cells. One solution is for cells to organize their constituents into a limited number of spatially …

Insights in bacterial genome folding

FO Yáñez-Cuna, R Koszul - Current Opinion in Structural Biology, 2023 - Elsevier
Chromosomes in all domains of life are well-defined structural entities with complex
hierarchical organization. The regulation of this hierarchical organization and its functional …

Dissection of 3D chromosome organization in Streptomyces coelicolor A3(2) leads to biosynthetic gene cluster overexpression

L Deng, Z Zhao, L Liu, Z Zhong, W Xie… - Proceedings of the …, 2023 - National Acad Sciences
The soil-dwelling filamentous bacteria, Streptomyces, is widely known for its ability to
produce numerous bioactive natural products. Despite many efforts toward their …

Chromosomal organization of biosynthetic gene clusters, including those of nine novel species, suggests plasticity of myxobacterial specialized metabolism

A Ahearne, KE Phillips, T Knehans, M Hoing… - Frontiers in …, 2023 - frontiersin.org
Introduction Natural products discovered from bacteria provide critically needed therapeutic
leads for drug discovery, and myxobacteria are an established source for metabolites with …

DNA supercoiling in bacteria: state of play and challenges from a viewpoint of physics based modeling

I Junier, E Ghobadpour, O Espeli… - Frontiers in …, 2023 - frontiersin.org
DNA supercoiling is central to many fundamental processes of living organisms. Its average
level along the chromosome and over time reflects the dynamic equilibrium of opposite …

MGCEP 1.0: A genetic-engineered marine-derived chassis cell for a scaled heterologous expression platform of microbial bioactive metabolites

Z Yang, C Liu, Y Wang, Y Chen, Q Li… - ACS Synthetic …, 2022 - ACS Publications
Marine microorganisms produce a variety of bioactive secondary metabolites, which
represent a significant source of novel antibiotics. Heterologous expression is a valuable …

Enhanced binding of an HU homologue under increased DNA supercoiling preserves chromosome organisation and sustains Streptomyces hyphal growth

A Strzałka, A Kois-Ostrowska, M Kędra… - Nucleic Acids …, 2022 - academic.oup.com
Bacterial chromosome topology is controlled by topoisomerases and nucleoid-associated
proteins (NAPs). While topoisomerases regulate DNA supercoiling, NAPs introduce bends …

Spatial rearrangement of the Streptomyces venezuelae linear chromosome during sporogenic development

MJ Szafran, T Małecki, A Strzałka… - Nature …, 2021 - nature.com
Bacteria of the genus Streptomyces have a linear chromosome, with a core region and two
'arms'. During their complex life cycle, these bacteria develop multi-genomic hyphae that …

Genomic characterization of the antiviral arsenal of Actinobacteria

H Georjon, F Tesson, H Shomar… - Microbiology, 2023 - microbiologyresearch.org
Phages are ubiquitous in nature, and bacteria with very different genomics, metabolisms,
and lifestyles are subjected to their predation. Yet, the defence systems that allow bacteria to …