Results 11 to 20 of about 2,152,541 (363)

A-Kinase Anchoring Proteins in Cardiac Myocytes and Their Roles in Regulating Calcium Cycling

open access: yesCells, 2023
The rate of calcium cycling and calcium transient amplitude are critical determinants for the efficient contraction and relaxation of the heart. Calcium-handling proteins in the cardiac myocyte are altered in heart failure, and restoring the proper ...
Hariharan Subramanian   +1 more
doaj   +1 more source

The concentration of androgen receptor and protein kinase A in male chicken following the administration of a combination of the epididymis and testicular extracts [PDF]

open access: yesVeterinary World, 2020
Background and Aim: Testis (T) and epididymis (E) are waste from the abattoir that is rarely used. In fact, both organs contain important chemicals needed for spermatogenesis (e.g., hormones, proteins, and other molecules). Therefore, administration of a
Muslim Akmal   +6 more
doaj   +1 more source

Physiological Phosphorylation of Protein Kinase A at Thr-197 Is by a Protein Kinase A Kinase [PDF]

open access: yesMolecular and Cellular Biology, 1998
Phosphorylation of the catalytic subunit of cyclic AMP-dependent protein kinase, or protein kinase A, on Thr-197 is required for optimal enzyme activity, and enzyme isolated from either animal sources or bacterial expression strains is found phosphorylated at this site.
Robert A. Steinberg   +3 more
openaire   +3 more sources

A-Kinase Anchoring Protein 2 Promotes Protection against Myocardial Infarction

open access: yesCells, 2021
Myocardial infarction (MI) is a leading cause of maladaptive cardiac remodeling and heart failure. In the damaged heart, loss of function is mainly due to cardiomyocyte death and remodeling of the cardiac tissue.
Darko Maric   +5 more
doaj   +1 more source

The Ca2+/Calmodulin-dependent Protein Kinase Kinases Are AMP-activated Protein Kinase Kinases [PDF]

open access: yesJournal of Biological Chemistry, 2005
The AMP-activated protein kinase (AMPK) is an important regulator of cellular metabolism in response to metabolic stress and to other regulatory signals. AMPK activity is absolutely dependent upon phosphorylation of AMPKalphaThr-172 in its activation loop by one or more AMPK kinases (AMPKKs).
Anthony R. Means   +5 more
openaire   +3 more sources

Correlation of human protein kinase A (PKA) and G-glycoprotein in patients with T2DM

open access: yesMedical Journal of Babylon, 2021
Background: Type 2 diabetes usually starts with insulin resistance—a condition that happens when muscle, fat, and liver cells cannot use insulin to deliver glucose into the cells of the body for energy use.
Sura S Khadhim   +2 more
doaj   +1 more source

DYRK protein kinases [PDF]

open access: yesCurrent Biology, 2015
Soppa and Becker introduce the DYRK family of dual specificity protein kinases and their diverse functions and associations with genetic diseases.
Ulf Soppa, Walter Becker
openaire   +3 more sources

A-kinase-anchoring proteins [PDF]

open access: yesJournal of Cell Science, 2004
Highly organized molecular complexes determine the precise location and timing of the signal transduction events that occur downstream of cell surface receptor activation ([Pawson and Nash, 2003][1]). One set of scaffolding molecules that organize such complexes is a family of proteins known as A-
John D. Scott, Lorene K. Langeberg
openaire   +4 more sources

Oxidant Sensing by Protein Kinases A and G Enables Integration of Cell Redox State with Phosphoregulation

open access: yesSensors, 2010
The control of vascular smooth muscle contractility enables regulation of blood pressure, which is paramount in physiological adaptation to environmental challenges.
Joseph R. Burgoyne, Philip Eaton
doaj   +1 more source

Label-Free Assay of Protein Kinase A Activity and Inhibition Using a Peptide-Based Electrochemical Sensor

open access: yesBiomedicines, 2021
We propose a simple label-free electrochemical biosensor for monitoring protein kinase activity and inhibition using a peptide-modified electrode. The biosensor employs cys-kemptide (CLRRASLG) as a substrate peptide which was immobilized on the surface ...
Hyunju Cho, Chang-Seuk Lee, Tae Hyun Kim
doaj   +1 more source

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