Results 31 to 40 of about 287,774 (303)

Mammalian Myosin-18A, a Highly Divergent Myosin [PDF]

open access: yesJournal of Biological Chemistry, 2013
The Mus musculus myosin-18A gene is expressed as two alternatively spliced isoforms, α and β, with reported roles in Golgi localization, in maintenance of cytoskeleton, and as receptors for immunological surfactant proteins. Both myosin-18A isoforms feature a myosin motor domain, a single predicted IQ motif, and a long coiled-coil reminiscent of myosin-
Stephanie, Guzik-Lendrum   +7 more
openaire   +2 more sources

Motor-driven advection competes with crowding to drive spatiotemporally heterogeneous transport in cytoskeleton composites

open access: yesFrontiers in Physics, 2022
The cytoskeleton–a composite network of biopolymers, molecular motors, and associated binding proteins–is a paradigmatic example of active matter. Particle transport through the cytoskeleton can range from anomalous and heterogeneous subdiffusion to ...
Janet Y. Sheung   +6 more
doaj   +1 more source

Model for processive movement of myosin V and myosin VI

open access: yes, 2003
Myosin V and myosin VI are two classes of two-headed molecular motors of the myosin superfamily that move processively along helical actin filaments in opposite directions. Here we present a hand-over-hand model for their processive movements.
Dou, Shuo-Xing, Wang, Peng-Ye, Xie, Ping
core   +1 more source

Uncoupling apical constriction from tissue invagination

open access: yeseLife, 2017
Apical constriction is a widely utilized cell shape change linked to folding, bending and invagination of polarized epithelia. It remains unclear how apical constriction is regulated spatiotemporally during tissue invagination and how this cellular ...
SeYeon Chung   +2 more
doaj   +1 more source

Mechanosensing in myosin filament solves a 60 years old conflict in skeletal muscle modeling between high power output and slow rise in tension [PDF]

open access: yes, 2016
Almost 60 years ago Andrew Huxley with his seminal paper \cite{Huxley1957} laid the foundation of modern muscle modeling, linking chemical events to mechanical performance.
Marcucci, Lorenzo, Reggiani, Carlo
core   +3 more sources

Drosophila non-muscle myosin II motor activity determines the rate of tissue folding

open access: yeseLife, 2016
Non-muscle cell contractility is critical for tissues to adopt shape changes. Although, the non-muscle myosin II holoenzyme (myosin) is a molecular motor that powers contraction of actin cytoskeleton networks, recent studies have questioned the ...
Claudia G Vasquez   +4 more
doaj   +1 more source

MicroRNA Regulatory Pathways in the Control of the Actin–Myosin Cytoskeleton

open access: yesCells, 2020
MicroRNAs (miRNAs) are key modulators of post-transcriptional gene regulation in a plethora of processes, including actin–myosin cytoskeleton dynamics.
Karen Uray, Evelin Major, Beata Lontay
doaj   +1 more source

Discovery of Viral Myosin Genes With Complex Evolutionary History Within Plankton

open access: yesFrontiers in Microbiology, 2021
Nucleocytoplasmic large DNA viruses (NCLDVs) infect diverse eukaryotes and form a group of viruses with capsids encapsulating large genomes. Recent studies are increasingly revealing a spectacular array of functions encoded in their genomes, including ...
Soichiro Kijima   +6 more
doaj   +1 more source

Myosin VI Lever Arm Rotation: Fixed or Variable? [PDF]

open access: yes, 2010
Two recent articles addressed the power-stroke of myosin VI molecules during stepping. Although both groups measured the angles of fluorescent probes attached on the myosin VI molecule lever arm using polarized fluorescence techniques, they differ about ...
Harry Schroeder III   +6 more
core   +3 more sources

Myosin VIII associates with microtubule ends and together with actin plays a role in guiding plant cell division

open access: yeseLife, 2014
Plant cells divide using the phragmoplast, a microtubule-based structure that directs vesicles secretion to the nascent cell plate. The phragmoplast forms at the cell center and expands to reach a specified site at the cell periphery, tens or hundreds of
Shu-Zon Wu, Magdalena Bezanilla
doaj   +1 more source

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