NEW YORK (GenomeWeb) -- Scientists at Austria's Research Institute of Molecular Pathology have identified arginine phosphorylation as a tag for protein degradation in bacteria.

The finding, described in a paper published this week in Nature, sheds new light on the regulation of proteasomal degradation in bacteria, presenting arginine phosphorylation as a general mark for degradation by bacterial Clp proteases, much like the ubiquitin-proteasome system in eukaryotes.

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Osamu Shimomura, who won the 2008 Nobel Prize in Chemistry for his work on green fluorescent protein, has died.

The US National Institutes of Health has developed guidelines to gauge whether frail chimpanzees are healthy enough to be moved to a retirement sanctuary.

In PLOS this week: analytical approach for finding new genetic associations, analysis of Streptococcus pyogenes-infecting viruses, and more.

Stat News reports that the head of IBM Watson Health is leaving her post.

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