Results 41 to 50 of about 2,191,855 (361)

Purification and Characterization of a Chloroplast Outer-Envelope-Bound, ATP-Dependent Protein Kinase [PDF]

open access: yes, 1988
An ATP-dependent protein kinase was partially purified from isolated outer envelope membranes of pea (Pisum sativum L., Progress No. 9) chloroplasts. The purified kinase had a molecular weight of 70 kilodaltons, as determined by sodium dodecyl sulfate ...
Soll, Jürgen
core   +2 more sources

cAMP−EPAC−PKCε−RIM1α signaling regulates presynaptic long-term potentiation and motor learning

open access: yeseLife, 2023
The cerebellum is involved in learning of fine motor skills, yet whether presynaptic plasticity contributes to such learning remains elusive. Here, we report that the EPAC-PKCε module has a critical role in a presynaptic form of long-term potentiation in
Xin-Tai Wang   +14 more
doaj   +1 more source

The Tails of Protein Kinase A [PDF]

open access: yesMolecular Pharmacology, 2022
Protein kinase A (PKA) is a holoenzyme consisting of a regulatory (R)-subunit dimer and two catalytic (C)-subunits. There are two major families of C-subunits, Cα and Cβ, and four functionally nonredundant R-subunits (RIα, RIβ, RIIα, RIIβ). In addition to binding to and being regulated by the R-subunits, the C-subunits are regulated by two tail regions
Susan S, Taylor   +6 more
openaire   +2 more sources

Structural Mechanism for the Specific Assembly and Activation of the Extracellular Signal Regulated Kinase 5 (ERK5) Module [PDF]

open access: yes, 2013
Mitogen-activated protein kinase (MAPK) activation depends on a linear binding motif found in all MAPK kinases (MKK). In addition, the PB1 (Phox and Bem1) domain of MKK5 is required for extracellular signal regulated kinase 5 (ERK5) activation.
Aberg   +57 more
core   +1 more source

Age-dependent motor dysfunction due to neuron-specific disruption of stress-activated protein kinase MKK7. [PDF]

open access: yes, 2017
c-Jun N-terminal kinase (JNK) is a member of the mitogen-activated protein kinase family and controls various physiological processes including apoptosis. A specific upstream activator of JNKs is the mitogen-activated protein kinase kinase 7 (MKK7).
Deki-Arima, Norie   +15 more
core   +2 more sources

Menthol Increases Bendiocarb Efficacy Through Activation of Octopamine Receptors and Protein Kinase A

open access: yesMolecules, 2019
Great effort is put into seeking a new and effective strategies to control insect pests. One of them is to combine natural products with chemical insecticides to increase their effectiveness.
Milena Jankowska   +4 more
doaj   +1 more source

c-Jun N-Terminal Kinase in Inflammation and Rheumatic Diseases. [PDF]

open access: yes, 2012
The c-Jun N-terminal kinases (JNKs) are members of the mitogen-activated protein kinase (MAPK) family and are activated by environmental stress. JNK is also activated by proinflammatory cytokines, such as TNF and IL-1, and Toll-like receptor ligands ...
Firestein, Gary S, Guma, Monica
core   +1 more source

Supplementation with the Symbiotic Formulation Prodefen® Increases Neuronal Nitric Oxide Synthase and Decreases Oxidative Stress in Superior Mesenteric Artery from Spontaneously Hypertensive Rats

open access: yesAntioxidants, 2022
In recent years, gut dysbiosis has been related to some peripheral vascular alterations linked to hypertension. In this work, we explore whether gut dysbiosis is related to vascular innervation dysfunction and altered nitric oxide (NO) production in the ...
Pablo Méndez-Albiñana   +9 more
doaj   +1 more source

Depletion of Ca2+ from the sarcoplasmic reticulum of cardiac muscle prompts phosphorylation of phospholamban to stimulate store refilling [PDF]

open access: yes, 1998
Nonmuscle cells have almost ubiquitously evolved a mechanism to detect and prevent Ca(2+) store depletionstore operated calcium entry. No such mechanism has, as yet, been reported in cardiac myocytes.
Bhogal, M.S., Colyer, J.
core   +2 more sources

Impact of PNKP mutations associated with microcephaly, seizures and developmental delay on enzyme activity and DNA strand break repair [PDF]

open access: yes, 2012
Microcephaly with early-onset, intractable seizures and developmental delay (MCSZ) is a hereditary disease caused by mutations in polynucleotide kinase/phosphatase (PNKP), a DNA strand break repair protein with DNA 5'-kinase and DNA 3'-phosphatase ...
Alexandra K. Walker   +41 more
core   +1 more source

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