Related topics: enzyme · cells · protein · amino acids

A first-of-its-kind discovery with an X-ray laser

A research team led by physicists at the University of Wisconsin-Milwaukee (UWM) has proven a method that makes it possible to find the atomic structure of proteins in action by producing "snapshots" of them with unprecedented ...

Key building block of life may have come from deep space

Researchers at UH Mānoa's Department of Chemistry have provided compelling evidence that glycerol, a key molecule in the origin of Earth's living organisms, may have occurred in space more than 4 billion years ago. Glycerol ...

How knots can swap positions on a DNA strand

Physicists of Johannes Gutenberg University Mainz (JGU) and the Graduate School of Excellence "Materials Science in Mainz" (MAINZ) have been able with the aid of computer simulations to confirm and explain a mechanism by ...

Testing nano materials to build consumer confidence

Engineered nano materials (ENM) are being used more and more in a variety of commercial products. Because of their unique properties and applications, ENM offer the promise of immense technological and economic benefits to ...

Study finds new moves in protein's evolution

Highlighting an important but unexplored area of evolution, scientists at The Scripps Research Institute (TSRI) have found evidence that, over hundreds of millions of years, an essential protein has evolved chiefly by changing ...

Martian chemical complicates hunt for life's clues

The quest for evidence of life on Mars could be more difficult than scientists previously thought. A scientific paper published today details the investigation of a chemical in the Martian soil that interferes with the techniques ...

Embryonic stem cells produced in living adult organisms

A team from the Spanish National Cancer Research Centre (CNIO) has become the first to make adult cells from a living organism retreat in their evolutionary development to recover the characteristics of embryonic stem cells.

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