News tagged with molecular processes

Tracing the protein assembly line

Many newly synthesized proteins undergo a sequence of enzymatic modifications that enable them to do their jobs better. This process occurs within a series of membrane-bound structures called 'cisternae' ...

Dec 20, 2013 5 / 5 (3) 0

Proteins hoist the anchor

Researchers from the Ruhr-Universität Bochum (RUB) and from the MPI Dortmund have for the first time successfully reproduced the recycling process of proteins regulating cellular transport in a biophysical ...

Aug 05, 2013 5 / 5 (2) 0 | with audio podcast

At the heart of the circadian clock

(Phys.org) —Cellular processes in most organisms are regulated by an internal clock, and proteins called cryptochromes are at the core of its central oscillator. The three dimensional structures of cryptochromes ...

Jun 11, 2013 3 / 5 (1) 0

The swing of architect genes

Architect genes are responsible for organizing structures of the body during embryonic development. Some of them, namely the Hox genes, are involved in the formation of forelimbs. They are activated in two successive waves, ...

Jun 06, 2013 not rated yet 0 | with audio podcast

The fight against genome parasites

In the gonads of animals, genome parasites such as transposons pose a serious threat to evolutionary fitness. With their ability to bounce around in the genome, they often cause dangerous mutations. To protect ...

Jun 04, 2013 not rated yet 0