Results 1 to 10 of about 6,185 (170)

Contribution of smFRET to Chromatin Research

open access: yesBiophysica, 2023
Chromatins are structural components of chromosomes and consist of DNA and histone proteins. The structure, dynamics, and function of chromatins are important in regulating genetic processes. Several different experimental and theoretical tools have been
Bhaswati Sengupta, Mai Huynh
doaj   +2 more sources

A DNA Scaffold Approach Facilitates 5' Labeling of the SARS-CoV-2 RNA Pseudoknot for Single-Molecule Förster Resonance Energy Transfer Investigation. [PDF]

open access: yesChemphyschem
Single-molecule Förster resonance energy transfer (smFRET) studies of highly structured RNA molecules are often frustrated by issues with efficient dye conjugation.
Graham SP   +5 more
europepmc   +2 more sources

Analysis of Enzyme Conformation Dynamics Using Single-Molecule Förster Resonance Energy Transfer (smFRET)

open access: yesBiophysica, 2022
Single-molecule Förster resonance energy transfer (smFRET) enables the deconvolution of various conformational substates of biomolecules. Over the past two decades, it has been widely used to understand the conformational dynamics of enzymes.
Mai Huynh, Bhaswati Sengupta
doaj   +2 more sources

In-cell single-molecule FRET measurement of cytosolic RAF proteins to investigate the structural states and kinetics among them [PDF]

open access: yesFrontiers in Molecular Biosciences
The structure of a protein is closely linked to its function. Many proteins undergo conformational changes while working in living cells. Consequently, proteins in various structural states coexist in the native cellular environment.
Kenji Okamoto, Yasushi Sako
doaj   +2 more sources

Single-photon smFRET. I: Theory and conceptual basis

open access: yesBiophysical Reports, 2023
We present a unified conceptual framework and the associated software package for single-molecule Förster resonance energy transfer (smFRET) analysis from single-photon arrivals leveraging Bayesian nonparametrics, BNP-FRET.
Ayush Saurabh   +4 more
doaj   +2 more sources

Single-photon smFRET: II. Application to continuous illumination

open access: yesBiophysical Reports, 2023
Here we adapt the Bayesian nonparametrics (BNP) framework presented in the first companion article to analyze kinetics from single-photon, single-molecule Förster resonance energy transfer (smFRET) traces generated under continuous illumination.
Ayush Saurabh   +4 more
doaj   +2 more sources

Multiplexed smFRET Nucleic Acid Sensing Using DNA Nanotweezers

open access: yesBiosensors, 2023
The multiplexed detection of disease biomarkers is part of an ongoing effort toward improving the quality of diagnostic testing, reducing the cost of analysis, and accelerating the treatment processes.
Anisa Kaur   +4 more
doaj   +2 more sources

Developing Multichannel smFRET Approach to Dissecting Ribosomal Mechanisms

open access: yesChemical & Biomedical Imaging
The ribosome, a 2.6 megadalton biomolecule measuring approximately 20 nm in diameter, coordinates numerous ligands, factors, and regulators to translate proteins with high fidelity and speed.
Ran Lin, Yuhong Wang
doaj   +2 more sources

Crowding-induced morphological changes in synthetic lipid vesicles determined using smFRET

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Lipid vesicles are valuable mesoscale molecular confinement vessels for studying membrane mechanics and lipid–protein interactions, and they have found utility among bio-inspired technologies, including drug delivery vehicles.
Steven D. Quinn   +9 more
doaj   +2 more sources

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