Results 31 to 40 of about 2,877,073 (306)

Dynamics of transcription factor binding site evolution [PDF]

open access: yes, 2015
Evolution of gene regulation is crucial for our understanding of the phenotypic differences between species, populations and individuals. Sequence-specific binding of transcription factors to the regulatory regions on the DNA is a key regulatory ...
Barton, Nicholas H.   +3 more
core   +6 more sources

Crystallographic studies of the Escherichia coli quinol-fumarate reductase with inhibitors bound to the quinol-binding site [PDF]

open access: yes, 2002
The quinol-fumarate reductase (QFR) respiratory complex of Escherichia coli is a four-subunit integral-membrane complex that catalyzes the final step of anaerobic respiration when fumarate is the terminal electron acceptor.
Cecchini, Gary   +4 more
core   +1 more source

Promiscuity of the Euonymus Carbohydrate-Binding Domain

open access: yesBiomolecules, 2012
Plants synthesize small amounts of carbohydrate-binding proteins on exposure to stress. For example, on exposure to drought, high salt, wounding and by treatment with some plant hormones or by pathogen attack. In contrast to the ‘classical’ plant lectins
Els J.M. Van Damme, Elke Fouquaert
doaj   +1 more source

Structural basis of control of inward rectifier Kir2 channel gating by bulk anionic phospholipids [PDF]

open access: yes, 2016
Inward rectifier potassium (Kir) channel activity is controlled by plasma membrane lipids. Phosphatidylinositol-4,5-bisphosphate (PIP(2)) binding to a primary site is required for opening of classic inward rectifier Kir2.1 and Kir2.2 channels, but ...
Anna Stary-Weinzinger   +55 more
core   +2 more sources

The clinical utility of serum free light chain and heavy/light chain assays in monitoring disease activity in patients with IgG myeloma after achieving a deep response

open access: yesClinical Case Reports, 2018
Key Clinical Message Heavy/light chain (HLC) assay will enable us to evaluate the changes in the concentrations of iHLC and uHLC separately and to better identify whether the change observed is clonal or reactive.
Kazuyuki Shimizu   +5 more
doaj   +1 more source

Evaluation of a novel virtual screening strategy using receptor decoy binding sites [PDF]

open access: yes, 2016
Virtual screening is used in biomedical research to predict the binding affinity of a large set of small organic molecules to protein receptor targets.
Kukol, A.   +3 more
core   +2 more sources

Active site voltage clamp fluorometry of the sodium glucose cotransporter hSGLT1. [PDF]

open access: yes, 2017
In the human sodium glucose cotransporter (hSGLT1) cycle, the protein undergoes conformational changes where the sugar-binding site alternatively faces the external and internal surfaces.
Gorraitz, Edurne   +4 more
core   +2 more sources

Voronoi binding site models [PDF]

open access: yesJournal of Computational Chemistry, 1987
AbstractA frequently occurring problem in drug design and enzymology is that the binding constants for several compounds to the same site are known, but the geometry and energetic interactions of the site are not. This paper presents in detail a novel approach to the problem which accurately but compactly represents the allowed conformation space of ...
openaire   +3 more sources

Spatial Layouts of Low‐Entropy Hydration Shells Guide Protein Binding

open access: yesGlobal Challenges, 2023
Protein–protein binding enables orderly biological self‐organization and is therefore considered a miracle of nature. Protein‒protein binding is driven by electrostatic forces, hydrogen bonding, van der Waals force, and hydrophobic interactions.
Lin Yang   +9 more
doaj   +1 more source

PocketPicker: analysis of ligand binding-sites with shape descriptors [PDF]

open access: yes, 2007
Background Identification and evaluation of surface binding-pockets and occluded cavities are initial steps in protein structure-based drug design.
Weisel, Martin   +2 more
core   +2 more sources

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