Cooperation within actin filament in vertebrate skeletal muscle

RD Bremel, A Weber - Nature New Biology, 1972 - nature.com
… BRE MI EL, * & ANNE MI AR IE WEBER * … (Nevertheless, there is little doubt that
calcium binding to troponin and not to myosin was affected by the ATP level because …

Molecular control mechanisms in muscle contraction.

A Weber, JM Murray - Physiological reviews, 1973 - journals.physiology.org
A. Occurrence and properties.............................................. B. Tropomyosin
crystals.................................................. C. Interactions with troponin.............................................. D …

Tropomodulin caps the pointed ends of actin filaments.

A Weber, CR Pennise, GG Babcock… - The Journal of cell …, 1994 - rupress.org
Many proteins have been shown to cap the fast growing (barbed) ends of actin filaments,
but none have been shown to block elongation and depolymerization at the slow growing (…

Requirement of pointed-end capping by tropomodulin to maintain actin filament length in embryonic chick cardiac myocytes

CC Gregorio, A Weber, M Bondad, CR Pennise… - Nature, 1995 - nature.com
CONTROL of actin filament length and dynamics is important for cell motility and architecture
and is regulated in part by capping proteins that block elongation and depolymerization at …

Manifestations of cooperative behavior in the regulated actin filament during actin-activated ATP hydrolysis in the presence of calcium

RD Bremel, JM Murray, A Weber - Cold Spring Harbor …, 1973 - symposium.cshlp.org
In the presence of sufficient ATP intact myofibrils respond to changes in the calcium
concentration of the surrounding medium by contracting or relaxing. Troponin senses the level of …

[HTML][HTML] An actin monomer binding activity localizes to the carboxyl-terminal half of the Saccharomyces cerevisiae cyclase-associated protein

NL Freeman, Z Chen, J Horenstein, A Weber… - Journal of Biological …, 1995 - Elsevier
The Saccharomyces cerevisiae adenylyl cyclase complex contains at least two subunits, a
200-kDa catalytic subunit and a 70-kDa cyclase-associated protein, CAP (also called Srv2p). …

On the mechanism of the relaxing effect of fragmented sarcoplasmic reticulum

A Weber, R Herz, I Reiss - The Journal of general physiology, 1963 - rupress.org
The vesicles of fragmented sarcoplasmic reticulum, ie. the physiological relaxing factor,
remove most of the exchangeable Ca bound to actomyosin and myofibrils. The extent to which …

The NOX1/4 inhibitor GKT136901 as selective and direct scavenger of peroxynitrite

S Schildknecht, A Weber, HR Gerding… - Current medicinal …, 2014 - ingentaconnect.com
NADPH oxidases (NOX), catalyzing the reduction of molecular oxygen to form the superoxide
radical anion (•O2 -) and hydrogen peroxide (H2O2), are involved in several pathological …

How Listeria exploits host cell actin to form its own cytoskeleton. II. Nucleation, actin filament polarity, filament assembly, and evidence for a pointed end capper.

LG Tilney, DJ DeRosier, A Weber… - The Journal of cell biology, 1992 - rupress.org
After Listeria, a bacterium, is phagocytosed by a macrophage, it dissolves the phagosomal
membrane and enters the cytoplasm. The Listeria than nucleates actin filaments from its …

[PDF][PDF] The binding of calcium to actomyosin systems in relation to their biological activity

A Weber, R Herz - Journal of Biological Chemistry, 1963 - researchgate.net
The fact that actomyosin and myofibrils under certain conditions require the addition of
calcium for superprecipitation and maximal adenosine triphosphatase activity was recently …