Results 31 to 40 of about 958,866 (334)

Characterization of the Rho GTPase-Activating Protein RhoGAP68F

open access: yesExperimental Neurobiology, 2011
Rho small GTPases control multiple aspects of neuronal morphogenesis by regulating the assembly and organization of the actin cytoskeleton. Although they are negatively regulated by GTPase activating proteins (GAPs), the roles of RhoGAPs in the nervous system have not been fully investigated.
Minyeop Nahm, Seungbok Lee
openaire   +4 more sources

A serine/threonine protein kinase encoding gene KERNEL NUMBER PER ROW6 regulates maize grain yield

open access: yesNature Communications, 2020
Selection of kernel number per ear has improved maize yield, but the genetic base is unclear. Here, the authors reveal that a serine/threonine protein kinase KNR6 is a positive regulator of the trait and show in vitro evidences that KNR6 may function ...
Haitao Jia   +12 more
doaj   +1 more source

AS160, the Akt substrate regulating GLUT4 translocation, has a functional Rab GTPase-activating protein domain.

open access: yesBiochemical Journal, 2005
Recently, we described a 160 kDa protein (designated AS160, for Akt substrate of 160 kDa) with a predicted Rab GAP (GTPase-activating protein) domain that is phosphorylated on multiple sites by the protein kinase Akt.
C. Mîinea   +7 more
semanticscholar   +1 more source

Rho GTPase Regulators and Effectors in Autism Spectrum Disorders: Animal Models and Insights for Therapeutics

open access: yesCells, 2020
The Rho family GTPases are small G proteins that act as molecular switches shuttling between active and inactive forms. Rho GTPases are regulated by two classes of regulatory proteins, guanine nucleotide exchange factors (GEFs) and GTPase-activating ...
Daji Guo, Xiaoman Yang, Lei Shi
doaj   +1 more source

Proteasomal turnover of the RhoGAP tumor suppressor DLC1 is regulated by HECTD1 and USP7

open access: yesScientific Reports, 2022
The Rho GTPase activating protein Deleted in Liver Cancer 1 (DLC1) is frequently downregulated through genetic and epigenetic mechanisms in various malignancies, leading to aberrant Rho GTPase signaling and thus facilitating cancer progression.
Yannick Frey   +3 more
doaj   +1 more source

Expression of human G3BP1 in E. coli [PDF]

open access: yesE3S Web of Conferences, 2021
G3BP1 (Ras-GTPase-activating protein SH3 domain-binding protein) is responsible for normal RNA stress granule (SG) assembly and overexpressed in many cancer cells. Deletion of G3BP1 decreases the number and size of SGs.
Yang Ziwei
doaj   +1 more source

Characterization of the Role of the Rab GTPase-activating Protein AS160 in Insulin-regulated GLUT4 Trafficking*

open access: yesJournal of Biological Chemistry, 2005
Insulin stimulates the translocation of the glucose transporter GLUT4 from intracellular vesicles to the plasma membrane. In the present study we have conducted a comprehensive proteomic analysis of affinity-purified GLUT4 vesicles from 3T3-L1 adipocytes
Mark Larance   +10 more
semanticscholar   +1 more source

Protein Translocation: Checkpoint Role for SRP GTPase Activation [PDF]

open access: yesCurrent Biology, 2007
Co-translational protein targeting by the signal recognition particle (SRP) relies on a complex series of structural rearrangements in the SRP and its receptor (SR). In order to precisely coordinate the individual steps, the GTPases of the SRP and the SR form a unique complex in which GTP hydrolysis is activated in a composite active site.
Gert Bange   +2 more
openaire   +3 more sources

Regulation of Rac1 Activation in Choroidal Endothelial Cells: Insights into Mechanisms in Age-Related Macular Degeneration

open access: yesCells, 2021
Age-related macular degeneration (AMD) is one of the leading causes of blindness worldwide. Vision loss from the neovascular form is associated with the invasion of choroidal endothelial cells into the neural retina to form vision-threatening macular ...
Aniket Ramshekar   +2 more
doaj   +1 more source

RUTBC2 Protein, a Rab9A Effector and GTPase-activating Protein for Rab36 [PDF]

open access: yesJournal of Biological Chemistry, 2012
Rab GTPases regulate vesicle budding, motility, docking, and fusion. In cells, their cycling between active, GTP-bound states and inactive, GDP-bound states is regulated by the action of opposing enzymes called guanine nucleotide exchange factors and GTPase-activating proteins (GAPs).
Nottingham, Ryan M.   +5 more
openaire   +4 more sources

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