(PhysOrg.com) -- UCLA physicists have taken a significant step in controlling chemical reactions mechanically, an important advance in nanotechnology, UCLA physics professor Giovanni Zocchi and colleagues report.
General Physics
Sep 17, 2010
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0
Certain groupings of bacteria or cellular tissues form systems that are called active fluids. These can flow spontaneously without having to be forced from the outside, since their components are able to generate forces and ...
Soft Matter
Oct 11, 2021
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1037
Indiana University biologists have found that specific types of RNA polymerase enzymes, the molecular machines that convert DNA into RNA, can differ in function based on variation in the parts -- in this case protein subunits ...
Biotechnology
Mar 1, 2012
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To better understand how the novel coronavirus behaves and how it can be stopped, scientists have completed a three-dimensional map that reveals the location of every atom in an enzyme molecule critical to SARS-CoV-2 reproduction.
Biochemistry
Oct 27, 2020
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329
"The distinction between the past, present and future is only a stubbornly persistent illusion," Albert Einstein wrote. Perhaps this is nowhere more evident than in protein evolution, where past and present versions of the ...
Evolution
Aug 25, 2021
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2121
Protein engineers at the California Institute of Technology (Caltech) have tapped into a hidden talent of one of nature's most versatile catalysts. The enzyme cytochrome P450 is nature's premier oxidation catalyst—a protein ...
Materials Science
Dec 20, 2012
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(PhysOrg.com) -- A team of researchers at Karolinska Institutet in Sweden has generated a map over the effects of small drug-like molecules on PARP1 and other similar proteins in the body. This map may explain the mechanism ...
Biotechnology
Feb 20, 2012
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0
Scientists have sequenced the genomes of nearly 6,900 organisms, but they know the functions of only about half of the protein-coding genes thus far discovered. Now a multidisciplinary effort involving 15 scientists from ...
Cell & Microbiology
Sep 23, 2013
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Like a shadowy character just hidden from view, a mystery atom in the middle of a complex enzyme called nitrogenase had long hindered scientists' ability to study the enzyme fully.
Materials Science
Nov 17, 2011
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0
CRISPR-Cas9 is a revolutionary tool in part because of its versatility: created by bacteria to chew up viruses, it works equally well in human cells to do all sorts of genetic tricks, including cutting and pasting DNA, making ...
Biotechnology
Jan 10, 2019
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