News tagged with macromolecular complexes
Biology, materials science get a boost from robust imaging tool
Shape and alignment are everything. How nanometer-sized pieces fit together into a whole structure determines how well a living cell or an artificially fabricated device performs. A new method to help understand ...
Nanotechnology / Bio & Medicine
Aug 08, 2011 |
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Biologists reveal structure of cell nucleus 'gatekeeper'
(PhysOrg.com) -- Biologists led by associate professor Thomas Schwartz (MIT) have worked out a rudimentary architectural plan for the nuclear pore complex (NPC), the gatekeeper of the cell's nucleus.
Oct 27, 2009 |
4.2 / 5 (6) |
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How mitochondria get their membranes bent
Underneath their smooth surface mitochondria harbor an elaborately folded inner membrane. It holds a multitude of bottleneck like invaginations, which expand into elongated cavities. Now researchers have identified two proteins ...
Jun 24, 2009 |
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Search results for macromolecular complexes
Bio-inspired polymer synthesis enhances structure control
A new bio-inspired approach to synthesising polymers will offer unprecedented control over the final polymer structure and yield advances in nanomedicine, researchers say.
May 02, 2012 |
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Studying slimy substances for a cleaner environment
Extracellular polymeric substances, or EPS, are the slimy material that bacteria excrete and surround themselves with as they form biofilms. EPS are mostly water (up to 95%), but the remaining ingredients ...
Mar 20, 2012 |
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Researchers demonstrate versatility of solid-state protein sensor
A novel type of sensor, based on nanometer-scale pores in a semiconductor membrane, is a step closer to practical use in applications such as analyzing the protein contents of a single cell. Researchers pioneering ...
Nanotechnology / Bio & Medicine
Mar 15, 2012 |
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Semi-automated 'pathwalking' to build a protein model
A new semi-automated tool called pathwalking makes it possible to generate a "first draft" model of a protein fold taken from near-atomic resolution images of between three and six angstroms (Å), said researchers at ...
Mar 06, 2012 |
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A salt-free primordial soup?
Most scientists who study the origin of life assume that it occurred in the ocean. But a minority view is that ions in seawater may interfere with prebiotic chemistry, making a freshwater environment more ...
Jan 19, 2012 |
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Coffee could offer key ingredient for new treatments for Parkinson's disease
Scientists from Heptares Therapeutics have used Diamond Light Source, the UK’s national synchrotron facility, to understand the structure of a protein involved in Parkinson’s disease and other neurological ...
Sep 05, 2011 |
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Water, water everywhere: Polarization dramatically affects H2O structure revealed through molecular dynamics simulation
(PhysOrg.com) -- Water is essential to more than its myriad roles in biological, chemical, geological, and other physical processes. Having a precise description of water’s structure is critical to con ...
Aug 30, 2011 |
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New imaging techniques reveal the workings of supramolecular nanomachines
Supramolecules comprising many kinds of proteins and nucleic acids are present in all living organisms. Often with precise structures and a variety of parts, these supramolecules exhibit complex movements ...
Chemistry / Analytical Chemistry
Jul 25, 2011 |
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SLAC X-rays help discover new drug against melanoma
It was front page news around the world: a drug designed to disrupt malignant melanoma, the deadliest form of skin cancer, was so successful in its latest round of testing in humans that the tests were halted & ...
Chemistry / Analytical Chemistry
Jul 19, 2011 |
5 / 5 (2) |
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Unique gel capsule structure enables co-delivery of different types of drugs
Researchers at the Georgia Institute of Technology have designed a multiple-compartment gel capsule that could be used to simultaneously deliver drugs of different types. The researchers used a simple "one-pot" ...
Jul 06, 2011 |
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List of search results for macromolecular complexes
