Actin filaments II - Activation of formins by an...

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The sliding assay shows that myosin walks to the (+) end Myosin walking on an actin filament
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Myosin II neck and the rate of movement Optical trap to study myosin movement
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Optical trap to study myosin movement Myosin V
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Muscle and sarcomere Actin and myosin in the sarcomere: the muscle contraction unit
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Contraction of the sarcomere Scaffold proteins that stablize the sarcomere
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The sarcoplasmic reticulum regulates the level of free Ca2+ The sarcoplasmic reticulum regulates the level of free Ca2+
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The control of skeletal muscle contraction by troponin
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Localization of myosin I and II in dividing cells Myosin phosphorylation and smooth muscle contraction
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Myosin V in yeast Myosin V and cytoplasmc streaming in plant Giant algae
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Actin and cell movement Actin-based structures involved in cell locomotion
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Cytoskeleton is regulated by cell signaling
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Unformatted text preview: Activation of formins by an intermolecular interactions Acidic domain G-actin binding domain Arp2/3 activation ARP2/3 activation by WASp The Rho family G-proteins The Rho GTPases and actin cytoskeleton remodeling The Rho GTPases and actin cytoskeleton remodeling Actin array in the cell Rho GTPases and cell movement Rho GTPases and cell movement PI3K Three major types of cytoskeletal fibers Microtubules: ±- and ²-tubulin ~ 25 nm in diameter Micro f lament: Actin, 5-9 nm in diameter; Intermediate f lament 1. Lamins – found in nucleus 2. Keratin – epithelial cells 3. Desmin – muscle cells 4. Vimentin – mesenchymal cells ~ 10 nm in diameter ±-tubulin binds but not hydrolyze GTP ²-tubulin binds and hydrolyze GTP Three major types of cytoskeletal fibers...
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This note was uploaded on 09/03/2009 for the course MCDB 428 taught by Professor Wang during the Winter '08 term at University of Michigan.

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Actin filaments II - Activation of formins by an...

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