Results 221 to 230 of about 410,637 (261)
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Motor proteins for cytoplasmic microtubules
Current Opinion in Cell Biology, 1992It has been thought that motile structures within the cell are driven toward the plus and minus ends of microtubules by the ATPases, kinesin and dynein, respectively. Recently obtained data indicate that this model is far too simplistic. Kinesin is now understood to be one representative of a family of proteins. Another member of the kinesin family has
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Association of motor proteins with membranes
Current Opinion in Cell Biology, 1991The motility of intracellular components, and of the cell as a whole, is mediated by cytoplasmic motor proteins. This review discusses what is known about the binding of cytoplasmic motors to membranes. Mechanisms by which these interactions may result in observed motile phenomena are proposed.
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Mechanisms of motor protein reversal
Current Opinion in Cell Biology, 2001Members of the kinesin superfamily of microtubule-based motors and the myosin superfamily of actin-based motors that move 'backwards' have been identified. As the core catalytic domains of myosins and kinesins are similar in structure, this raises the intriguing questions of how direction reversal is accomplished and whether kinesins and myosins share ...
T, Hasson, R E, Cheney
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Protein profile, 1996
Progress regarding the kinesins is now being made at a rapid and accelerating rate. The in vivo-functions, and biophysical and enzymatic properties of kinesin itself are being explored at ever increasing levels of detail. The kinesin-related proteins now number several dozen, and although more is known about primary structure than function for most of ...
G S, Bloom, S A, Endow
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Progress regarding the kinesins is now being made at a rapid and accelerating rate. The in vivo-functions, and biophysical and enzymatic properties of kinesin itself are being explored at ever increasing levels of detail. The kinesin-related proteins now number several dozen, and although more is known about primary structure than function for most of ...
G S, Bloom, S A, Endow
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Microtubule-based motor proteins
Current Opinion in Cell Biology, 1990Virtually all eukaryotes actively transport or position intracellular components (for example, chromosomes or membrane-bounded organelles), and some cells have developed means of moving through aqueous environments or on top of substrates. Such motile processes invob,'ed interactions between cytoskeletal fibers and 'motor' proteins that generate force ...
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Regulation of molecular motor proteins
2001Motor proteins in the kinesin, dynein, and myosin superfamilies are tightly regulated to perform multiple functions in the cell requiring force generation. Although motor proteins within families are diverse in sequence and structure, there are general mechanisms by which they are regulated.
A R, Reilein +3 more
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The structure of microtubule motor proteins
2005Microtubules are the intracellular tracks for two classes of motor proteins: kinesins and dyneins. During the past few years, the motor domain structures of several kinesins from different organisms have been determined by X-ray crystallography. Compared with kinesins, dyneins are much larger proteins and attempts to crystallize them have failed so far.
A, Marx, J, Müller, E, Mandelkow
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