Results 81 to 90 of about 3,678,372 (337)

Molecular Computing: from conformational pattern recognition to complex processing networks

open access: yes, 1996
Natural biomolecular systems process information in a radically different manner than programmable machines. Conformational interactions, the basis of specificity and self-assembly, are of key importance.
Conrad, Michael, Zauner, Klaus-Peter
core   +1 more source

Electron-conformational transformations in nanoscopic RyR channels govern both the heart's contraction and beating [PDF]

open access: yes, 2011
We show that a simple biophysically based electron-conformational model of RyR channel is able to explain and describe on equal footing the oscillatory regime of the heart's cell release unit both in sinoatrial node (pacemaker) cells under normal ...
Markhasin, V. S.   +3 more
core   +3 more sources

Iterated conformal dynamics and Laplacian growth [PDF]

open access: yesPhysical Review E, 2002
The method of iterated conformal maps for the study of Diffusion Limited Aggregates (DLA) is generalized to the study of Laplacian Growth Patterns and related processes. We emphasize the fundamental difference between these processes: DLA is grown serially with constant size particles, while Laplacian patterns are grown by advancing each boundary point
Barra, Felipe   +2 more
openaire   +4 more sources

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Tailoring the Dynamics of Excited‐State Charge Transfer through Conformational Engineering to Improve Second Near‐Infrared Fluorescence for High‐Resolution Osteosarcoma Imaging

open access: yesSmall Structures
The dynamics of excited‐state charge transfer (CT) in second near‐infrared (NIR‐II) fluorophore proceeds with conformational change that govern fluorescence.
Minghui Li   +11 more
doaj   +1 more source

Integrating Experiment and Theory to Understand TCR-pMHC Dynamics

open access: yesFrontiers in Immunology, 2018
The conformational dynamism of proteins is well established. Rather than having a single structure, proteins are more accurately described as a conformational ensemble that exists across a rugged energy landscape, where different conformational sub ...
Ashley M. Buckle, Natalie A. Borg
doaj   +1 more source

Molecular dynamics simulation of the follicle-stimulating hormone receptor. Understanding the conformational dynamics of receptor variants at positions N680 and D408 from in silico analysis. [PDF]

open access: yesPLoS ONE, 2018
Follicle-stimulating hormone receptor (FSHR) is a G-protein coupled receptor (GPCR) and a prototype of the glycoprotein hormone receptors subfamily of GPCRs.
Eduardo Jardón-Valadez   +5 more
doaj   +1 more source

Structural Dynamics of Free Proteins in Diffraction [PDF]

open access: yes, 2011
Among the macromolecular patterns of biological significance, right-handed α-helices are perhaps the most abundant structural motifs. Here, guided by experimental findings, we discuss both ultrafast initial steps and longer-time-scale structural dynamics
Lin, Milo M.   +2 more
core   +2 more sources

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

A variational conformational dynamics approach to the selection of collective variables in metadynamics. [PDF]

open access: yesJournal of Chemical Physics, 2017
In this paper, we combine two powerful computational techniques, well-tempered metadynamics and time-lagged independent component analysis. The aim is to develop a new tool for studying rare events and exploring complex free energy landscapes ...
J. McCarty, M. Parrinello
semanticscholar   +1 more source

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