Actin filaments

... to the extracellular matrix) are attached on the cytoplasmic side with actin filaments. I'm not quite sure if integrin-like binding to actin is prevalent for all the proteins ...

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... to stimulate contraction (second messenger). The myosin fibers (on actin) are blocked by tropomyosin which is anchored by troponin. Ca2+ binds ... of this ADP and phosphate powers a stroke between the myosin and actin filaments causing a pass of the long to shortened sacromere. ADP is released ...

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... this: Every muscle contraction involved the interaction of myosin and actin filaments. This interaction can occur only after myosin has been activated. Describe the activation ...

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... is formed is an active process. At least the TCR movement is guided by actin filaments, maybe also by microtubules. Oh, and even though I talk about MHC:TCR complexes, ...

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when it is in a gel the actin filaments are randomly oriented, creating a disordered network. When it forms filaments they are ordered, ...

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