Results 31 to 40 of about 18,856 (214)

Allosteric Inhibition of Factor XIIIa. Non-Saccharide Glycosaminoglycan Mimetics, but Not Glycosaminoglycans, Exhibit Promising Inhibition Profile [PDF]

open access: yes, 2016
Factor XIIIa (FXIIIa) is a transglutaminase that catalyzes the last step in the coagulation process. Orthostery is the only approach that has been exploited to design FXIIIa inhibitors.
Afosa, Daniel K.   +4 more
core   +4 more sources

CABS-flex predictions of protein flexibility compared with NMR ensembles [PDF]

open access: yes, 2014
Motivation: Identification of flexible regions of protein structures is important for understanding of their biological functions. Recently, we have developed a fast approach for predicting protein structure fluctuations from a single protein model: the ...
Jamroz, Michal   +2 more
core   +1 more source

Temperature as a modulator of allosteric motions and crosstalk in mesophilic and thermophilic enzymes

open access: yesFrontiers in Molecular Biosciences, 2023
Mesophilic and thermophilic enzyme counterparts are often studied to understand how proteins function under harsh conditions. To function well outside of standard temperature ranges, thermophiles often tightly regulate their structural ensemble through ...
Alexa L. Knight   +2 more
doaj   +1 more source

Activity modulation and allosteric control of a scaffolded DNAzyme using a dynamic DNA nanostructure. [PDF]

open access: yes, 2016
Recognition of the fundamental importance of allosteric regulation in biology dates back to not long after its discovery in the 1960s. Our ability to rationally engineer this potentially useful property into normally non-allosteric catalysts, however ...
Fan, Chunhai   +7 more
core   +1 more source

Modulation of global low-frequency motions underlies allosteric regulation: demonstration in CRP/FNR family transcription factors.

open access: yesPLoS Biology, 2013
Allostery is a fundamental process by which ligand binding to a protein alters its activity at a distinct site. There is growing evidence that allosteric cooperativity can be communicated by modulation of protein dynamics without conformational change ...
Thomas L Rodgers   +8 more
doaj   +1 more source

Detection of Side Chain Rearrangements Mediating the Motions of Transmembrane Helices in Molecular Dynamics Simulations of G Protein-Coupled Receptors. [PDF]

open access: yes, 2017
Structure and dynamics are essential elements of protein function. Protein structure is constantly fluctuating and undergoing conformational changes, which are captured by molecular dynamics (MD) simulations.
Gaieb, Zied, Morikis, Dimitrios
core   +2 more sources

Long-Range Signaling in MutS and MSH Homologs via Switching of Dynamic Communication Pathways. [PDF]

open access: yesPLoS Computational Biology, 2016
Allostery is conformation regulation by propagating a signal from one site to another distal site. This study focuses on the long-range communication in DNA mismatch repair proteins MutS and its homologs where intramolecular signaling has to travel over ...
Beibei Wang   +5 more
doaj   +1 more source

Allo-network drugs: Extension of the allosteric drug concept to protein-protein interaction and signaling networks [PDF]

open access: yes, 2013
Allosteric drugs are usually more specific and have fewer side effects than orthosteric drugs targeting the same protein. Here, we overview the current knowledge on allosteric signal transmission from the network point of view, and show that most ...
Csermely, Péter   +2 more
core   +2 more sources

Aptamers Meet Allostery [PDF]

open access: yesChemistry & Biology, 2004
Engineered RNAs have demonstrated remarkable properties of molecular recognition and allosteric function. Liu and colleagues now report the isolation and in vivo function of a ligand-dependent RNA-based transcription factor that opens wide the door for allosterically controllable aptamers.
openaire   +2 more sources

Dynamically driven protein allostery [PDF]

open access: yesNature Structural & Molecular Biology, 2006
Allosteric interactions are typically considered to proceed through a series of discrete changes in bonding interactions that alter the protein conformation. Here we show that allostery can be mediated exclusively by transmitted changes in protein motions.
Nataliya, Popovych   +3 more
openaire   +2 more sources

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