Researchers from Aarhus University challenge one of the cornerstones of biochemistry, the Michaelis-Menten equation. They show that many enzymes in signaling pathways are independent of substrate concentration, because the ...
Biochemistry
Aug 20, 2020
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375
To address the problems encountered by the traditional European dyes industry, scientists have developed a new and environmentally friendly way to produce dyes.
Bio & Medicine
Sep 15, 2011
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0
(PhysOrg.com) -- The word 'metal' conjures up images of machines and heavy industry but metals are also intimately involved in the biological processes that regulate our bodies and underpin new energy technologies.
Biochemistry
Jul 7, 2010
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0
An international collaboration of researchers has discovered a new enzyme in a species of bacteria with potential environmental cleanup and energy roles. This is the first multi-protein enzyme of its kind. Although many microbes ...
Feb 2, 2009
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0
Scientists led by Javier Martinez from the Max Perutz Labs, a joint venture of the Medical University of Vienna and the University of Vienna, have identified a unique chemical reaction at the end of RNA molecules for the ...
Cell & Microbiology
Jul 31, 2020
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124
Understanding the behavior of proteins and enzymes is key to unlocking the secrets of biological processes. The atomic structures of proteins are generally investigated using X-ray crystallography; however, the precise information ...
General Physics
Apr 27, 2020
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155
Two opposing teams battle it out to regulate gene expression on the DNA playing field. One, the activators, keeps DNA open to enzymes that transcribe DNA into RNA. Their repressor opponents antagonize that effort by twisting ...
Cell & Microbiology
Aug 26, 2012
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0
(PhysOrg.com) -- Inventing a useful new tool for creating chemical reactions between single molecules, scientists at the National Institute of Standards and Technology have employed microfluidics -- the manipulation of fluids ...
Nanophysics
Sep 22, 2009
1
0
Builders of genetic circuits face the same quandary as builders of digital circuits: testing their designs. Yet unlike bioengineers, engineers have a simple and universal testing tool—the multimeter—that they can touch ...
Molecular & Computational biology
May 21, 2019
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104
Industrial biocatalysis with enzymes is deemed to be a "game changer" in the development of a sustainable chemical industry. Enzymes can be used to synthesize an impressive range of complex molecules, including pharmaceutical ...
Biochemistry
Aug 9, 2023
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64
