News tagged with protein engineering

New program simulates protein movements

Proteins are molecules involved in most of the biological processes that take place in our bodies. They have to move in order to fulfil many of their functions. For example, they open or close to keep and ...

Sep 11, 2013
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DNA nanorobots find and tag cellular targets

Researchers at Columbia University Medical Center, working with their collaborators at the Hospital for Special Surgery, have created a fleet of molecular "robots" that can home in on specific human cells ...

Aug 07, 2013
5 / 5 (10) 0 | with audio podcast

Controlling genes with light

Although human cells have an estimated 20,000 genes, only a fraction of those are turned on at any given time, depending on the cell's needs—which can change by the minute or hour. To find out what those ...

Jul 23, 2013
3.8 / 5 (6) 0 | with audio podcast

A roundabout route to protein production

Proteins are typically encoded by linear strands of messenger RNA (mRNA). These mRNA molecules are translated into polypeptide chains by ribosomes, with each ribosomal read-through of the mRNA generating ...

Jul 12, 2013
5 / 5 (2) 0