Filamentous polymers called microtubules play vital roles in chromosome segregation and molecular transport. An LMU team has now examined how microtubule lengths vary in response to changes in the availability of their protein ...
General Physics
Apr 9, 2018
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9
Molecular motors, which rotate unidirectionally in response to an external energy input, constitute an important class of components for future applications in the field of nanotechnology. Molecules whose structure and spatial ...
Materials Science
Nov 26, 2018
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32
A visualization made from nearly 100,000 electron microscope images has revealed the ingenious way a protein involved in muscle activity shuts itself down to conserve energy.
Molecular & Computational biology
Dec 2, 2020
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61
The motor protein myosin-V, which hauls molecular cargoes around cells by ratcheting along filaments of actin, switches between two different molecular mechanisms of movement depending on the environment. This finding by ...
Cell & Microbiology
Dec 21, 2012
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0
Understanding how proteins and other molecules move around inside cells is important for understanding how cells function. Scientists use an experiment called Fluorescence Recovery after Photobleaching, or FRAP, to investigate ...
Cell & Microbiology
Apr 25, 2017
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6
German scientists have developed a new class of molecular motors that rotate unidirectionally at speeds of up to 1 kHz when exposed to sunlight at room temperature. This unique combination of features opens up novel applications ...
Nanophysics
Sep 29, 2015
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10
A new study determines the efficiency of a single-molecule heat engine by considering a series of ratchets that transfer energy along a network.
Nanophysics
Jul 25, 2023
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0
A new study reveals how molecular motors that power important subcellular movements can generate cyclical motion. The research, published by Cell Press in the December issue of the Biophysical Journal, opens a new door to ...
Cell & Microbiology
Dec 2, 2009
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