Results 11 to 20 of about 1,854,416 (221)

Methods for detecting protein-protein interactions [PDF]

open access: yesMolecules and Cells
: Protein-protein interaction (PPI) is central to all cellular processes and play critical roles in both normal physiology and disease pathogenesis. In this brief guide, we outline the fundamental principles and widely used methods for PPI detection ...
Seok Chan Cho, Hyun Woo Park
doaj   +2 more sources

Progress and Prospects in FRET for the Investigation of Protein–Protein Interactions [PDF]

open access: yesBiosensors
Protein–protein interactions (PPIs) play a crucial role in various biological processes, including signal transduction, transcriptional regulation, and metabolic pathways.
Yue Zhang   +4 more
doaj   +2 more sources

Structure of HIV-1 Vpr in complex with the human nucleotide excision repair protein hHR23A

open access: yesNature Communications, 2021
Vpr is a HIV-1 accessory virulence factor that also interacts with the human DNA repair protein hHR23A. Here, the authors present the structure of Vpr in complex with the C-terminal half of hHR23A comprising the XPC-binding and ubiquitin-associated ...
In-Ja L. Byeon   +11 more
doaj   +1 more source

Lowering DNA binding affinity of SssI DNA methyltransferase does not enhance the specificity of targeted DNA methylation in E. coli

open access: yesScientific Reports, 2021
Targeted DNA methylation is a technique that aims to methylate cytosines in selected genomic loci. In the most widely used approach a CG-specific DNA methyltransferase (MTase) is fused to a sequence specific DNA binding protein, which binds in the ...
Krystyna Ślaska-Kiss   +6 more
doaj   +1 more source

Anti-cancer effect of Petasites hybridus L. (Butterbur) root extract on breast cancer cell lines

open access: yesBiotechnology & Biotechnological Equipment, 2021
In this study, we present initial data for the potential anti-cancer effects of standardized Bulgarian Petasites hybridus root extract against breast cancer cells. The results showed that Butterbur extract (BE) caused a dose-dependent selective reduction
Rumiana Tzoneva   +6 more
doaj   +1 more source

HIV-1 Vpr activates host CRL4-DCAF1 E3 ligase to degrade histone deacetylase SIRT7

open access: yesVirology Journal, 2021
Background Vpr is a virion-associated protein that is encoded by lentiviruses and serves to counteract intrinsic immunity factors that restrict infection.
Xiaohong Zhou   +3 more
doaj   +1 more source

Comparing human–Salmonella with plant–Salmonella protein–protein interaction predictions [PDF]

open access: yesFrontiers in Microbiology, 2015
Salmonellosis is the most frequent foodborne disease worldwide and can be transmitted to humans by a variety of routes, especially via animal and plant products. Salmonella bacteria are believed to use not only animal and human but also plant hosts despite their evolutionary distance. This raises the question if Salmonella employs similar mechanisms in
Sylvia eSchleker   +3 more
openaire   +4 more sources

Developing a peptide to disrupt cohesin head domain interactions

open access: yesiScience, 2023
Summary: Cohesin mediates the 3-D structure of chromatin and is involved in maintaining genome stability and function. The cohesin core comprises Smc1 and Smc3, elongated-shaped proteins that dimerize through globular domains at their edges, called head ...
Maria Elias   +9 more
doaj   +1 more source

Quercetin affects membrane lipids and apoptosis in three-dimensional fibroblast cultures

open access: yesBiotechnology & Biotechnological Equipment, 2021
The polyphenol quercetin is associated with numerous beneficial health effects in various pathologies such as oxidative stress, neurodegenerative disorders, inflammation, neoplastic processes, age-related diseases, and so on.
Albena Momchilova   +8 more
doaj   +1 more source

Determination of Histidine Protonation States in Proteins by Fast Magic Angle Spinning NMR

open access: yesFrontiers in Molecular Biosciences, 2021
Histidine residues play important structural and functional roles in proteins, such as serving as metal-binding ligands, mediating enzyme catalysis, and modulating proton channel activity. Many of these activities are modulated by the ionization state of
Roman Zadorozhnyi   +11 more
doaj   +1 more source

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