Results 31 to 40 of about 5,480,727 (338)

MAPKs in development: insights from Dictyostelium signaling pathways

open access: yesBiomolecular Concepts, 2011
Mitogen activated protein kinases (MAPKs) play important roles in the development of eukaryotic organisms through the regulation of signal transduction pathways stimulated by external signals.
Hadwiger Jeffrey A., Nguyen Hoai-Nghia
doaj   +1 more source

G protein-coupled receptors not currently in the spotlight: free fatty acid receptor 2 and GPR35 [PDF]

open access: yes, 2017
It is widely appreciated that G protein-coupled receptors have been the most successfully exploited class of targets for the development of small molecule medicines. Despite this, to date, less than 15% of the non-olfactory G protein-coupled receptors in
Milligan, Graeme
core   +1 more source

Molecular mechanism of Gαi activation by non-GPCR proteins with a Gα-Binding and Activating motif [PDF]

open access: yes, 2017
Heterotrimeric G proteins are quintessential signalling switches activated by nucleotide exchange on Gα. Although activation is predominantly carried out by G-protein-coupled receptors (GPCRs), non-receptor guanine-nucleotide exchange factors (GEFs) have
Baillie, George S.   +14 more
core   +1 more source

Electrospun Nanofibers and their Application in Tissue Repair and Engineering

open access: yesMajallah-i Dānishgāh-i ’Ulūm-i Pizishkī-i Shahīd Ṣadūqī Yazd, 2020
Introduction: Tissue engineering is the repair and replacement of damaged tissues and requires a combination of cells, growth factor and porous scaffolds.
Sareh Arjmand   +3 more
doaj  

Modules in the photoreceptor RGS9-1•Gβ5L GTPase-accelerating protein complex control effector coupling, GTPase acceleration, protein folding, and stability [PDF]

open access: yes, 2000
RGS (regulators of G protein signaling proteins regulate G protein signaling by accelerating GTP hydrolysis, but little is known about regulation of GTPase-accelerating protein (GAP) activities or roles of domains and subunits outside the catalytic cores.
Chen, Ching-Kang   +8 more
core   +1 more source

Mycobacterium tuberculosis CarD, an essential global transcriptional regulator forms amyloid-like fibrils

open access: yesScientific Reports, 2018
CarD is an essential global transcription regulator from Mycobacterium tuberculosis (Mtb) that binds RNA polymerase and activates transcription by stabilizing the transcription initiation complex.
Gundeep Kaur   +5 more
doaj   +1 more source

Inhibition of Subsets of G Protein-coupled Receptors by Empty Mutants of G Protein α Subunits in Go, G11, and G16 [PDF]

open access: yes, 2000
We previously reported that the xanthine nucleotide binding Goα mutant, GoαX, inhibited the activation of Gi-coupled receptors. We constructed similar mutations in G11α and G16α and characterized their nucleotide binding and receptor interaction.
Gu, Lingjie, Simon, Melvin I., Yu, Bo
core   +1 more source

Heterotrimeric G-Protein Signalers and RGSs in Aspergillus fumigatus

open access: yesPathogens, 2020
The heterotrimeric G-protein (G-protein) signaling pathway is one of the most important signaling pathways that transmit external signals into the inside of the cell, triggering appropriate biological responses. The external signals are sensed by various
Hee-Soo Park   +3 more
doaj   +1 more source

The Disruption of a Gα Subunit Sheds New Light on the Pathogenicity of Stagonospora nodorum on Wheat

open access: yesMolecular Plant-Microbe Interactions, 2004
Gna1, a gene encoding a Gα subunit, a key component of signal transduction pathways, has been cloned and characterized in the wheat pathogen Stagonospora nodorum.
Peter S. Solomon   +4 more
doaj   +1 more source

Calcium-independent inhibitory G-protein signaling induces persistent presynaptic muting of hippocampal synapses [PDF]

open access: yes, 2011
Adaptive forms of synaptic plasticity that reduce excitatory synaptic transmission in response to prolonged increases in neuronal activity may prevent runaway positive feedback in neuronal circuits.
Chang, Chun Yun   +3 more
core   +2 more sources

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