Results 1 to 10 of about 159,419 (168)

Abstract P-26: Staphylococcus Aureus 30S Ribosomal Subunit in a Complex with the Era GTPase: Sample Preparation for Cryo-EM [PDF]

open access: goldInternational Journal of Biomedicine, 2021
Background: An essential in bacteria GTPase Era is a multifunctional protein that is involved in cell cycle regulation and appears to play a significant role in ribosome biogenesis. It is required for the maturation of the 30S ribosomal subunit.
Evelina Klochkova   +5 more
doaj   +2 more sources

A mechanism for the response of KRASG13D expressing colorectal cancers to EGFR inhibitors

open access: yesMolecular & Cellular Oncology, 2020
Previous analysis of Phase 3 clinical trial data for colorectal cancer patients treated with cetuximab revealed that patients harboring a KRAS mutation did not benefit from treatment.
Thomas McFall, Edward Cooper Stites
doaj   +1 more source

Rho1 activation recapitulates early gastrulation events in the ventral, but not dorsal, epithelium of Drosophila embryos

open access: yeseLife, 2020
Ventral furrow formation, the first step in Drosophila gastrulation, is a well-studied example of tissue morphogenesis. Rho1 is highly active in a subset of ventral cells and is required for this morphogenetic event.
Ashley Rich   +2 more
doaj   +1 more source

The Impact of the Stringent Response on TRAFAC GTPases and Prokaryotic Ribosome Assembly

open access: yesCells, 2019
Many facets of ribosome biogenesis and function, including ribosomal RNA (rRNA) transcription, 70S assembly and protein translation, are negatively impacted upon induction of a nutrient stress-sensing signalling pathway termed the stringent response ...
Daniel J. Bennison   +2 more
doaj   +1 more source

A highly-sensitive high throughput assay for dynamin's basal GTPase activity. [PDF]

open access: yesPLoS ONE, 2017
Clathrin-mediated endocytosis is the major pathway by which cells internalize materials from the external environment. Dynamin, a large multidomain GTPase, is a key regulator of clathrin-mediated endocytosis.
Aparna Mohanakrishnan   +5 more
doaj   +1 more source

Metformin alters signaling induced crosstalk and homeostasis in the carcinogenesis paradigm “Epistemology of the origin of cancer”

open access: yes4 open, 2019
The anti-hyperglycemic drug, Metformin, is effective in treating early stages of diabetes and has been associated with a 37% decrease in cancer incidence. While the precise mechanisms for the anti-cancer effects of Metformin remain to be elucidated, this
Brücher Björn L.D.M., Jamall Ijaz S.
doaj   +1 more source

The roles of GTPase-activating proteins in regulated cell death and tumor immunity

open access: yesJournal of Hematology & Oncology, 2021
GTPase-activating protein (GAP) is a negative regulator of GTPase protein that is thought to promote the conversion of the active GTPase-GTP form to the GTPase-GDP form.
Hua He   +10 more
doaj   +1 more source

NF-κB signaling and crosstalk during carcinogenesis

open access: yes4 open, 2019
Transcription factors (TFs) are proteins that control the transcription of genetic information from DNA to mRNA by binding to specific DNA sequences either on their own or with other proteins as a complex.
Brücher Björn L.D.M.   +2 more
doaj   +1 more source

Potassium acts as a GTPase-activating element on each nucleotide-binding domain of the essential Bacillus subtilis EngA. [PDF]

open access: yesPLoS ONE, 2012
EngA proteins form a unique family of bacterial GTPases with two GTP-binding domains in tandem, namely GD1 and GD2, followed by a KH (K-homology) domain.
Anne-Emmanuelle Foucher   +4 more
doaj   +1 more source

The Effect of a Novel c.820C>T (Arg274Trp) Mutation in the Mitofusin 2 Gene on Fibroblast Metabolism and Clinical Manifestation in a Patient. [PDF]

open access: yesPLoS ONE, 2017
Charcot-Marie-Tooth disease type 2A (CMT2A) is an autosomal dominant axonal peripheral neuropathy caused by mutations in the mitofusin 2 gene (MFN2).
Małgorzata Beręsewicz   +7 more
doaj   +1 more source

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