News tagged with genetic instructions

New functions for 'junk' DNA?

DNA is the molecule that encodes the genetic instructions enabling a cell to produce the thousands of proteins it typically needs. The linear sequence of the A, T, C, and G bases in what is called coding ...

Mar 31, 2014
4.5 / 5 (8) 0

Study reveals key step in protein synthesis

Scientists at the University of California, Santa Cruz, have trapped the ribosome, a protein-building molecular machine essential to all life, in a key transitional state that has long eluded researchers. Now, for the first ...

Jun 27, 2013
5 / 5 (4) 0 | with audio podcast

Enhancing RNA interference

Nanoparticles that deliver short strands of RNA offer a way to treat cancer and other diseases by shutting off malfunctioning genes. Although this approach has shown some promise, scientists are still not ...

Jun 24, 2013
4.8 / 5 (4) 0 | with audio podcast

Lariats: How RNA splicing decisions are made

Lariats are discarded byproducts of RNA splicing, the process by which genetic instructions for making proteins are assembled. A new study has found hundreds more lariats than ever before, yielding new information about how ...

Jun 17, 2012
5 / 5 (3) 0 | with audio podcast

Locked down, RNA editing yields odd fly behavior

Because a function of RNA is to be translated as the genetic instructions for the protein-making machinery of cells, RNA editing is the body's way of fine-tuning the proteins it produces, allowing us to adapt. The enzyme ...

Apr 24, 2012
5 / 5 (3) 0 | with audio podcast