Calmodulin in a heartbeat

AB Sorensen, MT Søndergaard… - The FEBS …, 2013 - Wiley Online Library
Calmodulin is the primary sensor of intracellular calcium (Ca2+) levels in eukaryotic cells
playing a key role in the proper deciphering of Ca2+ signalling. Given the versatility of Ca2+ …

Progress in the structural understanding of voltage-gated calcium channel (CaV) function and modulation

F Findeisen, DL Minor, Jr - Channels, 2010 - Taylor & Francis
Voltage-gated calcium channels (CaVs) are large, transmembrane multiprotein complexes
that couple membrane depolarization to cellular calcium entry. These channels are central …

Dynamic switching of calmodulin interactions underlies Ca2+ regulation of CaV1.3 channels

MB Johny, PS Yang, H Bazzazi, DT Yue - Nature communications, 2013 - nature.com
Calmodulin regulation of CaV channels is a prominent Ca2+ feedback mechanism
orchestrating vital adjustments of Ca2+ entry. The long-held structural correlation of this …

[HTML][HTML] High value-added application of a renewable bioresource as acaricide: Investigation the mechanism of action of scoparone against Tetranychus cinnabarinus

H Zhou, F Wan, F Guo, J Liu, W Ding - Journal of Advanced Research, 2022 - Elsevier
Introduction Investigation into the action mechanisms of plant secondary metabolites against
pests is a vital strategy for the development of novel promising biopesticides. Scoparone …

Multiple C‐terminal tail Ca2+/CaMs regulate CaV1.2 function but do not mediate channel dimerization

EY Kim, CH Rumpf, F Van Petegem, RJ Arant… - The EMBO …, 2010 - embopress.org
Interactions between voltage‐gated calcium channels (CaVs) and calmodulin (CaM)
modulate CaV function. In this study, we report the structure of a Ca2+/CaM CaV1. 2 C …

Regulation of cardiac Cav1. 2 channels by calmodulin

M Kameyama, E Minobe, D Shao, J Xu, Q Gao… - International Journal of …, 2023 - mdpi.com
Cav1. 2 Ca2+ channels, a type of voltage-gated L-type Ca2+ channel, are ubiquitously
expressed, and the predominant Ca2+ channel type, in working cardiac myocytes. Cav1. 2 …

Calmodulin variant E140G associated with long QT syndrome impairs CaMKIIδ autophosphorylation and L-type calcium channel inactivation

O Prakash, N Gupta, A Milburn, L McCormick… - Journal of Biological …, 2023 - ASBMB
Long QT syndrome (LQTS) is a human inherited heart condition that can cause life-
threatening arrhythmia including sudden cardiac death. Mutations in the ubiquitous Ca 2+ …

A T-type channel-calmodulin complex triggers αCaMKII activation

H Asmara, I Micu, AP Rizwan, G Sahu, BA Simms… - Molecular Brain, 2017 - Springer
Calmodulin (CaM) is an important signaling molecule that regulates a vast array of cellular
functions by activating second messengers involved in cell function and plasticity. Low …

Splice Variant Specific Modulation of CaV1.2 Calcium Channel by Galectin-1 Regulates Arterial Constriction

J Wang, SSC Thio, SSH Yang, D Yu, CY Yu… - Circulation …, 2011 - Am Heart Assoc
Rationale: CaV1. 2 channels are essential for excitation–contraction coupling in the
cardiovascular system, and alternative splicing optimizes its role. Galectin-1 (Gal-1) has …

The calmodulin-binding, short linear motif, NSCaTE is conserved in L-type channel ancestors of vertebrate Cav1. 2 and Cav1. 3 channels

V Taiakina, AN Boone, J Fux, A Senatore… - PloS one, 2013 - journals.plos.org
NSCaTE is a short linear motif of (x W xxx (I or L) xxxx), composed of residues with a high
helix-forming propensity within a mostly disordered N-terminus that is conserved in L-type …