Results 61 to 70 of about 38,912 (254)

Unlocking nitrogen regulation: structural insights into the NifL‐NifA complex and prospects for engineered diazotrophs

open access: yesThe FEBS Journal, EarlyView.
The urgent need for sustainable agriculture places biological nitrogen fixation at the forefront of current biotechnological research. Plant growth‐promoting rhizobacteria play crucial roles in agriculture by enhancing nutrient absorption, regulating hormonal balance, and providing reduced nitrogen to plants. Among these, diazotrophic bacteria, such as
Edileusa Cristina Marques Gerhardt   +1 more
wiley   +1 more source

Polypharmacological assessment of Amoxicillin and its analogues against the bacterial DNA gyrase B using molecular docking, DFT and molecular dynamics simulation

open access: yesAspects of Molecular Medicine, 2023
There has been an increase in the emergence and spread of drug-resistant pathogens, leading to a steep incline in the cases of antimicrobial resistance. Due to this, there is an imperative need for the development and identification of new antimicrobials
Miah Roney   +8 more
doaj   +1 more source

Estudios de acoplamiento molecular de nuevos análogos de quinolonas a la ADN girasa de Escherichia coli [PDF]

open access: yes, 2018
Indexación: Scopus.Chemicals and CAS Registry Numbers: amino acid, 65072-01-7; ciprofloxacin, 85721-33-1; DNA topoisomerase (ATP hydrolysing); gatifloxacin, 112811-59-3, 180200-66-2; levofloxacin, 100986-85-4, 138199-71-0; lomefloxacin, 98079-51-7 ...
Davila, C.   +3 more
core  

Precision RNAi in Tomato Using Synthetic Trans‐Acting Small Interfering RNAs Derived From Minimal Precursors

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT RNA interference (RNAi) is a highly conserved gene silencing mechanism regulating gene expression at transcriptional and post‐transcriptional levels in plants. Synthetic trans‐acting small interfering RNAs (syn‐tasiRNAs) have emerged as powerful tools for highly specific and efficient gene silencing.
Ariel H. Tomassi   +8 more
wiley   +1 more source

Mutations that Separate the Functions of the Proofreading Subunit of the Escherichia coli Replicase

open access: yes, 2015
The dnaQ gene of Escherichia coli encodes the Ɛ subunit of DNA polymerase III, which provides the 3\u27 - 5\u27 exonuclease proofreading activity of the replicative polymerase.
Kreuzer, Kenneth N., Whatley, Zakiya
core   +1 more source

The Toxoplasma gondii plastid replication and repair enzyme complex, PREX [PDF]

open access: yes, 2009
A plastid-like organelle, the apicoplast, is essential to the majority of medically and veterinary important apicomplexan protozoa including Toxoplasma gondii and Plasmodium.
Barrett, M P   +6 more
core   +2 more sources

Antibiotic‐mediated immune modulation in periodontitis

open access: yesPeriodontology 2000, EarlyView.
Abstract Periodontitis is a chronic inflammatory disease affecting the supporting structures of the teeth. Although initiated by dysbiotic microbial communities, its progression is largely driven by the host's uncontrolled inflammatory response. While antibiotics have conventionally been employed in periodontitis therapy for their antimicrobial ...
Lina J. Suárez   +6 more
wiley   +1 more source

Hybrid Inhibitors of DNA Gyrase A and B: Design, Synthesis and Evaluation

open access: yesPharmaceutics, 2020
The discovery of multi-targeting ligands of bacterial enzymes is an important strategy to combat rapidly spreading antimicrobial resistance. Bacterial DNA gyrase and topoisomerase IV are validated targets for the development of antibiotics.
Martina Durcik   +12 more
doaj   +1 more source

Structural basis for the inhibition of RecBCD by Gam and its synergistic antibacterial effect with quinolones [PDF]

open access: yes, 2016
Our previous paper (Wilkinson et al, 2016) used high-resolution cryo-electron microscopy to solve the structure of the Escherichia coli RecBCD complex, which acts in both the repair of double-stranded DNA breaks and the degradation of bacteriophage DNA ...
Aedo   +44 more
core   +5 more sources

Solution structures of DNA-bound gyrase [PDF]

open access: yesNucleic Acids Research, 2010
The DNA gyrase negative supercoiling mechanism involves the assembly of a large gyrase/DNA complex and conformational rearrangements coupled to ATP hydrolysis. To establish the complex arrangement that directs the reaction towards negative supercoiling, bacterial gyrase complexes bound to 137- or 217-bp DNA fragments representing the starting ...
Baker, Nicole M.   +3 more
openaire   +2 more sources

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