News tagged with motor proteins
Mini cargo transporters on a rat run: New insight on molecular motor movement
Kinesins assume a vital function in our cells: The tiny cargo transporters move important substances along lengthy protein fibers and ensure an effective transportation infrastructure. Biophysicists of the ...
Apr 26, 2012 |
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Proteins found to spontaneously form whorls and lattices
(PhysOrg.com) -- Building on the work of a previous team that found filaments made from actin, when combined with so called motor proteins, moved themselves into distinct patterns, a new team in Japan has ...
Mar 28, 2012 |
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Perfect micro rings woven from muscle fibers: A biological model system that dead-ends in 'absorbing state'
Supplied with sufficient energy, a freight train would ride the rails as far as they go. But nature also knows systems whose dynamics suddenly turn into a kind of endless loop. Like in a hamster wheel, a train ...
Nov 15, 2011 |
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How a molecular traffic jam impacts cell division
Interdisciplinary research between biology and physics aims to understand the cell and how it organizes internally. The mechanisms inside the cell are very complicated. LMU biophysicist Professor Erwin Frey, who is also a ...
Nov 07, 2011 |
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Scientists find a brake that acts when cellular motors run too far
(PhysOrg.com) -- An international team of scientists has shown how microtubules are interconnected into large networks. Like the poles of a tent, microtubules give shape to cells. By sliding microtubules along ...
Sep 05, 2011 |
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Researchers explain how railways in cells are built
Every cell in the human body contains a complex system to transport essential cargoes such as proteins and membrane vesicles from one point to another. These tiny molecular motor proteins move at high speeds on miniature ...
Sep 02, 2011 |
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Biologists' discovery may force revision of biology textbooks
Basic biology textbooks may need a bit of revising now that biologists at UC San Diego have discovered a never-before-noticed component of our basic genetic material.
Aug 18, 2011 |
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Scientists discover how molecular motors go into 'energy save mode'
The transport system inside living cells is a well-oiled machine with tiny protein motors hauling chromosomes, neurotransmitters and other vital cargo around the cell. These molecular motors are responsible ...
Aug 11, 2011 |
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Shuttle service in cells: Scientists find new components for protein transport
Research scientists at the Ruhr University Bochum discovered a new enzyme, which gives decisive insights into protein import into specific cellular organelles (peroxisomes). In the Journal of Biological Chemistry, the te ...
Jul 25, 2011 |
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Researchers find new 'molecular motors' that bacteria use to transport proteins
(PhysOrg.com) -- Joshua Shaevitz, an assistant professor from the Department of Physics and the Lewis-Sigler Institute for Integrative Genomics at Princeton University, along with Mingzhai Sun, a postdoctoral associate at ...
Jun 13, 2011 |
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Nano-motor with a light switch: Light-triggered myosin allows real-time study of cells
(PhysOrg.com) -- Molecular "motors" are at the root of most biological movement. They propel cell components, whole cells, and even our muscles on command. Barbara Imperiali and a team from the Massachusetts ...
May 10, 2011 |
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Nanotubes: Cellular membranes on supply
(PhysOrg.com) -- When unfolding a tent for the first time, you may wonder how the huge tarpaulin fits into a bag the size of a football. Biologists wonder about something similar: when a cell divides, the ...
Nanotechnology / Bio & Medicine
Mar 11, 2011 |
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Atomic model of tropomyosin bound to actin
New research sheds light on the interaction between the semi-flexible protein tropomyosin and actin thin filaments. The study, published by Cell Press on February 15th in the Biophysical Journal, provides the first detail ...
Feb 15, 2011 |
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Researchers ID molecular link key for cell growth
(PhysOrg.com) -- When a cell is preparing to grow or replicate, it starts the way a monarch planning to expand his territory might: by identifying and marshaling the necessary resources, loading them onto ...
Jan 24, 2011 |
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Unlocking the secret(ase) of building neural circuits
Mutant presenilin is infamous for its role in the most aggressive form of Alzheimer's disease -- early-onset familial Alzheimer's -- which can strike people as early as their 30s. In their latest study, researchers ...
Jan 18, 2011 |
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Motor protein
Motor 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.
For more information about Motor protein, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
