Motor protein
hideMotor proteins are a class of molecular motors that are able to move along the surface of a suitable substrate. They are powered by the hydrolysis of ATP and convert chemical energy into mechanical work.
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News tagged with motor proteins
Chameleon-like camouflage: 'Nano-camo' for fashionistas and environmentalists
Nanotechnology / Nanomaterials
Apr 17, 2009 |
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(PhysOrg.com) -- Certain fish species blend with their environment by changing color. Sandia National Laboratories researchers have demonstrated that, in theory, they could cause synthetic materials to change ...
Chemists create bipedal, autonomous DNA walker
Apr 02, 2009 |
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Chemists at New York University and Harvard University have created a bipedal, autonomous DNA "walker" that can mimic a cell's transportation system. The device, which marks a step toward more complex synthetic molecular ...
New molecular force probe stretches molecules, atom by atom
Mar 29, 2009 |
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Chemists at the University of Illinois have created a simple and inexpensive molecular technique that replaces an expensive atomic force microscope for studying what happens to small molecules when they are stretched or compressed.
Atomic-level Snapshot Catches Protein Motor in Action (w/ Video)
Nov 20, 2009 |
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(PhysOrg.com) -- The atomic-level action of a remarkable class of ring-shaped protein motors has been uncovered by researchers with the Lawrence Berkeley National Laboratory using a state-of-the-art protein ...
Nanotech researchers develop artificial pore
Nanotechnology / Bio & Medicine
Sep 28, 2009 |
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(PhysOrg.com) -- Using an RNA-powered nanomotor, University of Cincinnati (UC) biomedical engineering researchers have successfully developed an artificial pore able to transmit nanoscale material through ...
Bionanomachines: Proteins as resistance fighters
Aug 14, 2009 |
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(PhysOrg.com) -- Friction limits the speed and efficiency of macroscopic engines. Is this also true for nanomachines? A Dresden research team used laser tweezers to measure the friction between a single motor ...
Motor proteins may be vehicles for drug delivery
Mar 20, 2009 |
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Specialized motor proteins that transport cargo within cells could be turned into nanoscale machines for drug delivery, according to bioengineers. Chemical alteration of the proteins' function could also help inhibit the ...
Study offers clues to beating hearing loss
Mar 04, 2009 |
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Researchers at the University of Leeds have made a significant step forward in understanding the causes of some forms of deafness.
Dartmouth researchers find new protein function
Biology /
Jan 09, 2009 |
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A group of Dartmouth researchers has found a new function for one of the proteins involved with chromosome segregation during cell division. Their finding adds to the growing knowledge about the fundamental ...
Stick and slide: Computer simulation advances understanding of molecular motors
Dec 02, 2009 |
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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 t ...
RNA on the move
Nov 26, 2009 |
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In the fruit fly Drosophila, oskar mRNA, which is involved in defining the animal’s body axes, is produced in the nuclei of nurse cells neighbouring the oocyte, and must be transported to the oocyte and along ...
New imaging studies reveal mechanics of neuron migration
Medicine & Health / Neuroscience
Jul 23, 2009 |
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(PhysOrg.com) -- The development of the brain proceeds a little like the European settlement of North America. The earliest pioneers settled on the east coast with subsequent waves of settlers forming communities further ...
Intestinal cells surprisingly active in pursuit of nutrition and defense
Jun 29, 2009 |
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Every cell lining the small intestine bristles with thousands of tightly packed microvilli that project into the gut lumen, forming a brush border that absorbs nutrients and protects the body from intestinal ...
Researchers 'unzip' molecules to measure interactions keeping DNA packed in cells
Biology /
Jan 28, 2009 |
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(PhysOrg.com) -- Anyone who has ever battled a stuck zipper knows it's a good idea to see what's stuck, where and how badly -- and then to pull hard. A Cornell research team's experiments involve the "unzipping" ...
