Results 31 to 40 of about 84,425 (312)

Role of ARHGEF3 as a GEF and mTORC2 Regulator

open access: yesFrontiers in Cell and Developmental Biology, 2022
Guanine nucleotide exchange factors (GEFs) activate GTPases by stimulating the release of guanosine diphosphate to permit the binding of guanosine triphosphate.
Sana Abdul Khaliq   +5 more
doaj   +1 more source

Targeting Rac and Cdc42 GEFs in Metastatic Cancer

open access: yesFrontiers in Cell and Developmental Biology, 2020
The Rho family GTPases Rho, Rac, and Cdc42 have emerged as key players in cancer metastasis, due to their essential roles in regulating cell division and actin cytoskeletal rearrangements; and thus, cell growth, migration/invasion, polarity, and adhesion.
Maria del Mar Maldonado   +3 more
doaj   +1 more source

Divergent Mechanisms Activating RAS and Small GTPases Through Post-translational Modification

open access: yesFrontiers in Molecular Biosciences, 2021
RAS is a founding member of the RAS superfamily of GTPases. These small 21 kDa proteins function as molecular switches to initialize signaling cascades involved in various cellular processes, including gene expression, cell growth, and differentiation ...
Natsuki Osaka   +18 more
doaj   +1 more source

Novel insights into the RTK-dependent metastatic phenotype of KRAS-mutant lung adenocarcinoma

open access: yesMolecular & Cellular Oncology, 2021
In a recent study, our group identified RAC guanine nucleotide exchange factors (RAC-GEFs) driving motility signaling in KRAS mutant lung adenocarcinoma cells.
Mariana Cooke
doaj   +1 more source

Guanine Nucleotide Exchange Assay Using Fluorescent MANT-GDP

open access: yesBio-Protocol, 2018
GTPases are molecular switches that cycle between the inactive GDP-bound state and the active GTP-bound state. GTPases exchange nucleotides either by its intrinsic nucleotide exchange or by interaction with guanine nucleotide exchange factors (GEFs ...
Tomoharu Kanie, Peter Jackson
doaj   +1 more source

Eukaryotic translation elongation factor 1A (eEF1A) domain I from S. cerevisiae is required but not sufficient for inter-species complementation [PDF]

open access: yes, 2012
Ethanolamine phosphoglycerol (EPG) is a protein modification attached exclusively to eukaryotic elongation factor 1A (eEF1A). In mammals and plants, EPG is linked to conserved glutamate residues located in eEF1A domains II and III, whereas in the ...
Eva Greganova   +5 more
core   +8 more sources

Influence of guanine nucleotides on complex formation between Ras and CDC25 proteins [PDF]

open access: yes, 1993
The Saccharomyces cerevisiae CDC25 gene and closely homologous genes in other eukaryotes encode guanine nucleotide exchange factors for Ras proteins. We have determined the minimal region of the budding yeast CDC25 gene capable of activity in vivo.
Lai, C. C.   +3 more
core   +1 more source

Chlamydial entry involves TARP binding of guanine nucleotide exchange factors.

open access: yesPLoS Pathogens, 2008
Chlamydia trachomatis attachment to cells induces the secretion of the elementary body-associated protein TARP (Translocated Actin Recruiting Protein).
B Josh Lane   +4 more
doaj   +1 more source

Clinical implication and potential function of ARHGEF6 in acute myeloid leukemia: An in vitro study.

open access: yesPLoS ONE, 2023
The roles of Rho GTPases in various types of cancer have been extensively studied, but the research of Rho guanine nucleotide exchange factors (GEFs) in cancer is not comprehensive.
Kang Li   +5 more
doaj   +1 more source

Overexpression of RAPGEF3 enhances the therapeutic effect of dezocine in treatment of neuropathic pain

open access: yesGenetics and Molecular Biology, 2021
Pain is a significant problem worldwide that affects the quality of life of patients. Dezocine is a non-addictive analgesic drug with kappa-opioid antagonist activity and has been successfully used to alleviate of postoperative pain.
Xue Liu   +6 more
doaj   +1 more source

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