News tagged with enzyme family
Plant Gene Mapping May Lead to Better Biofuel Production
Apr 13, 2009 |
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(PhysOrg.com) -- By creating a 'family tree' of genes expressed in one form of woody plant and a less woody, herbaceous species, scientists at the U.S. Department of Energy’s Brookhaven National Laboratory ...
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Protein discovery may bolster antibiotic development
Jun 25, 2008 |
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A team of scientists from Queen’s University has discovered the first ever three-dimensional structure of a protein family that may help in developing more effective antibiotics.
Folate mystery finally solved
Aug 22, 2007 |
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Some biochemical processes, especially those in bacteria, have been so well studied it’s assumed that no discoveries are left to be made. Not so, it turns out, for Johns Hopkins researchers who have stumbled ...
Energy-saving bacteria resist antibiotics
Biology /
Sep 03, 2008 |
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Bacteria save energy by producing proteins that moonlight, having different roles at different times, which may also protect the microbes from being killed. The moonlighting activity of one enzyme from the tuberculosis bacterium ...
Chemists engineer plants to produce new compounds
Jan 19, 2009 |
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(PhysOrg.com) -- In work that could expand the frontiers of genetic engineering, MIT chemists have, for the first time, genetically altered a plant to produce entirely new compounds, some of which could be ...
Enzyme complex could be key to new cancer treatments
Apr 03, 2008 |
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Penn State scientists are the first to observe in living cells a key step in the creation of adenine and guanine, two of the four building blocks that comprise DNA. Also called purines, the two building blocks ...
Opening and closing the genome
Biology /
Feb 22, 2007 |
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At any given time, most of the roughly 30,000 genes that constitute the human genome are inactive, or repressed, closed to the cellular machinery that transcribes genes into the proteins of the body. In an average cell, only ...
Scientists Use Light to Control Proteins
Oct 16, 2008 |
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A team of researchers from Penn State and the University of Texas Southwestern Medical Center has discovered a way to use light to control certain proteins that catalyze biochemical reactions. "This is one ...
Body's anti-HIV drug explained
Medicine & Health / HIV & AIDS
Oct 12, 2008 |
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Humans have a built-in weapon against HIV, but until recently no one knew how to unlock its potential.
Scientists Are First To Observe The Global Motions Of An Enzyme Copyinng DNA
Oct 27, 2009 |
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(PhysOrg.com) -- Scientists here have identified how the motions of an enzyme are related to correctly copying genetic instructions, setting the stage for studies that can uncover what happens when DNA copying ...
How Montezuma gets his revenge
Jun 15, 2008 |
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Every year, about 500 million people worldwide are infected with the parasite that causes dysentery, a global medical burden that among infectious diseases is second only to malaria. In a new study appearing in the June 15 ...
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