Myosin II plays the most important role in cellular force generation. Myosin II molecules self-assemble into filaments with different structures depending on myosin II isoforms and other conditions ...

Filopodia help cells move but also aid cancer spread. Scientists have revealed how fascin proteins build these structures, ...

"It's not very strong, and it can't do anything. Actin filaments have to be gathered into higher-order assemblies such as bundles to carry out any useful job." A hexagonal bundle of actin ...

“It’s not very strong, and it can’t do anything. Actin filaments have to be gathered into higher-order assemblies such as bundles to carry out any useful job.” One type of higher-order ...

For an F-actin bundle within a filopodium the (negative) polymerization force will push the membrane and the (positive) depolymerization force will pull the membrane provided F-actin is attached to ...