Results 61 to 70 of about 205,748 (273)

Streptavidins Coordinate Biotin Sequestration and Self‐Resistance Within a Biotin‐Pathway Antibiotic Network

open access: yesAdvanced Science, EarlyView.
A conserved genomic region between two streptavidin genes in Streptomyces packages biosynthetic gene clusters for diverse biotin‐pathway antibiotics: acidomycin, stravidin, the new non‐proteinogenic amino acid ANDA, and the new BioA inhibitor α‐methyl‐KAPA.
Sumire Kurosawa   +8 more
wiley   +1 more source

An inducible fusaric acid tripartite efflux pump contributes to the fusaric acid resistance in Stenotrophomonas maltophilia. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND: Fusaric acid (5-butylpicolinic acid), a mycotoxin, is noxious to some microorganisms. Stenotrophomonas maltophilia displays an intrinsic resistance to fusaric acid.
Rouh-Mei Hu   +4 more
doaj   +1 more source

DNA looping: the consequences and its control [PDF]

open access: yes, 2006
The formation of DNA loops by proteins and protein complexes is ubiquitous to many fundamental cellular processes, including transcription, recombination, and replication.
Ackers   +45 more
core   +1 more source

Modeling operon dynamics: the tryptophan and lactose operons as paradigms

open access: yesComptes Rendus. Biologies, 2004
Understanding the regulation of gene control networks and their ensuing dynamics will be a critical component in the understanding of the mountain of genomic data being currently collected. This paper reviews recent mathematical modeling work on the tryptophan and lactose operons which are, respectively, the classical paradigms for repressible and ...
Yildirim, N, Mackey, MC, Santillan, M
openaire   +3 more sources

Plant‐Derived Melatonin Inhibits Bacterial Virulence via CpxA/R Two‐Component System

open access: yesAdvanced Science, EarlyView.
Plant‐derived melatonin is sensed by CpxAE48/T51, which inhibits the phosphorylation cascade transmission from CpxAH240 to CpxRD52, resulting in the inhibition of DNA‐binding capacity of CpxR and subsequent T3SS genes expression in Pst DC3000. ABSTRACT In defending against pathogens, plants deploy diverse secondary metabolites and signaling molecules ...
Jin‐Wei Wei   +7 more
wiley   +1 more source

Development of an sRNA-mediated conditional knockdown system for Chlamydia trachomatis

open access: yesmBio
We describe a new Chlamydia trachomatis protein depletion method that uses an engineered small RNA (sRNA) to inhibit translation of a target gene. In proof-of-principle experiments, we induced functional knockdown of IncA, a fusion-mediating inclusion ...
Janina Ehses   +5 more
doaj   +1 more source

Gene expression noise in a complex artificial toxin expression system.

open access: yesPLoS ONE, 2020
Gene expression is an intrinsically stochastic process. Fluctuations in transcription and translation lead to cell-to-cell variations in mRNA and protein levels affecting cellular function and cell fate. Here, using fluorescence time-lapse microscopy, we
Alexandra Goetz   +4 more
doaj   +1 more source

Validation of a model of regulation in the tryptophan operon against multiple experiment data using global optimisation [PDF]

open access: yes, 2009
This paper is concerned with validating a mathematical model of regulation in the tryptophan operon using global optimization. Although a number of models for this biochemical network are proposed, in many cases only qualitative agreement between the ...
Bates, D.G.   +4 more
core  

Biochemical Aspects of Genetics [PDF]

open access: yes, 1965
It would be impossible, in the time and space available, to cover all of the noteworthy advances that have been made in biochemical genetics during the past year.
Horowitz, N. H., Metzenberg, Robert L.
core   +1 more source

Linking Plant Metabolomics with Fungal Functional Dynamics Reveals a Noncanonical S‐R‐C Adaptive Trajectory

open access: yesAdvanced Science, EarlyView.
Using field‐based holo‐omics, we demonstrate that developmental shifts in sorghum leaf metabolomes drive a noncanonical fungal succession from stress tolerators (S) through ruderals (R) to competitors (C). Antifungal metabolites in young leaves select for S strategists with expanded genomes, transient maltose pulses during flowering favor fast‐growing ...
Peilin Chen, John W. Taylor, Cheng Gao
wiley   +1 more source

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