Results 61 to 70 of about 116,656,538 (262)

Gravin orchestrates protein kinase A and 2-adrenergic receptor signaling critical for synaptic plasticity and memory [PDF]

open access: yes, 2012
A kinase-anchoring proteins (AKAPs) organize compartmentalized pools of protein kinase A (PKA) to enable localized signaling events within neurons. However, it is unclear which of the many expressed AKAPs in neurons target PKA to signaling complexes ...
Huang, T.   +32 more
core   +1 more source

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

On the origins of enzyme inhibitor selectivity and promiscuity: a case study of protein kinase binding to staurosporine [PDF]

open access: yes, 2009
Protein kinases are important regulatory enzymes in signal transduction and in cell regulation. Understanding inhibition mechanisms of kinases is important for the further development of new therapies for cancer and inflammatory diseases.
William R. Pitt   +3 more
core   +2 more sources

Therapeutic strategies for anchored kinases and phosphatases: exploiting short linear motifs and intrinsic disorder

open access: yesFrontiers in Pharmacology, 2015
Phosphorylation events that occur in response to the second messenger cAMP are controlled spatially and temporally by protein kinase A (PKA) interacting with A-kinase anchoring proteins (AKAPs).
Patrick J Nygren   +3 more
doaj   +1 more source

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

Functional studies of serine/threonine protein kinase signalling in Mycobacterium tuberculosis. [PDF]

open access: yes, 2006
Fork-head associated (FHA) domains function in the assembly of signalling complexes through specific interactions with phospho-threonine motifs. FHA domains are found in eukaryotes, and intriguingly in a subset of bacterial species including Mycobacteria
Patel, D.P.
core  

Akt2, a Novel Functional Link between p38 Mitogen-Activated Protein Kinase and Phosphatidylinositol 3-Kinase Pathways in Myogenesis [PDF]

open access: yes, 2004
Activation of either the phosphatidylinositol 3-kinase (PI 3-kinase)/Akt or the p38 mitogen-activated protein kinase (MAPK) signaling pathways accelerates myogenesis but only when the reciprocal pathway is functional. We therefore examined the hypothesis
Holding, C.   +15 more
core   +1 more source

Structural instability in an autophosphorylating kinase switch [PDF]

open access: yes, 2009
We analyse a simple kinase model that exhibits bistability when there is no protein turnover, and show analytically that the property of being bistable is not necessarily conserved when degradation and synthesis of the kinase are taken into ...
Grinfeld, M., Webb, S.D.
core   +4 more sources

Effect ofCHKAgene silencing on biological behavior of glioma cell and its mechanism

open access: yesZhongguo aizheng zazhi, 2021
Background and purpose: Glioma is one of the common intracranial malignant tumors, but the specific mechanism was unclear. The expression level of choline kinase A (CHKA) is positively correlated with the malignant grade of glioma.
黄 灵   +5 more
doaj  

In vitro and in vivo phosphorylation of the Cav2.3 voltage-gated R-type calcium channel

open access: yesChannels, 2018
During the recording of whole cell currents from stably transfected HEK-293 cells, the decline of currents carried by the recombinant human Cav2.3+β3 channel subunits is related to adenosine triphosphate (ATP) depletion after rupture of the cells.
T. Schneider   +3 more
doaj   +1 more source

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