Results 51 to 60 of about 137,279 (309)

Co-transcriptional allosteric regulation of synthetic nucleic acid receptors

open access: yes, 2023
We present a strategy to control allosterically the loading and release of molecular ligands from synthetic nucleic acid receptors using in vitro transcription.
Eiji, Nakamura   +4 more
core   +1 more source

A Structure-Based Allosteric Modulator Design Paradigm

open access: yesHealth Data Science, 2023
Importance: Allosteric drugs bound to topologically distal allosteric sites hold a substantial promise in modulating therapeutic targets deemed undruggable at their orthosteric sites. Traditionally, allosteric modulator discovery has predominantly relied
Mingyu Li   +3 more
doaj   +1 more source

Resistance to Allosteric Inhibitors

open access: yesJournal of Molecular Biology
Allosteric inhibitors have emerged as powerful therapeutic agents capable of overcoming resistance mutations that impair the efficacy of orthosteric inhibitors. However, resistance to allosteric inhibitors can also arise, posing a challenge to their long-term effectiveness.
Outhwaite, Ian R.   +5 more
openaire   +3 more sources

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

Allosteric Effects between the Antibody Constant and Variable Regions: A Study of IgA Fc Mutations on Antigen Binding

open access: yesAntibodies, 2018
Therapeutic antibodies have shifted the paradigm of disease treatments from small molecules to biologics, especially in cancer therapy. Despite the increasing number of antibody candidates, much remains unknown about the antibody and how its various ...
Chinh Tran-To Su   +3 more
doaj   +1 more source

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

The positive allosteric modulator of NMDA receptors, GNE‐9278, blocks the ethanol‐induced decrease of excitability in developing retrosplenial cortex neurons from mice

open access: yesNeuropsychopharmacology Reports, 2023
Binge‐like exposure to ethanol during the brain growth spurt triggers apoptotic neurodegeneration in multiple brain regions, including the retrosplenial cortex, a brain region that is part of the hippocampal‐diencephalic‐cingulate memory network. This is
Clark W. Bird, Carlos F. Valenzuela
doaj   +1 more source

Coevolution-based prediction of key allosteric residues for protein function regulation

open access: yeseLife, 2023
Allostery is fundamental to many biological processes. Due to the distant regulation nature, how allosteric mutations, modifications, and effector binding impact protein function is difficult to forecast.
Juan Xie   +4 more
doaj   +1 more source

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Multiple Routes to Oestrogen Antagonism

open access: yesPharmaceuticals, 2010
Several lines of evidence attest to the existence of alternative ligand binding sites on the oestrogen receptor (ER), including non-competitive inhibition by trilostane or tamoxifen.
Hilary R. Glover   +4 more
doaj   +1 more source

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