This Week in PNAS

Unintentional physical interactions between proteins crowded together in the same cell can influence proteome evolution and function, according to a study in the early, online edition of the Proceedings of the National Academy of Sciences. An international team led by investigators in the UK looked at relationships between the three-dimensional structure of proteins and their abundance.

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In Science this week: International Wheat Genome Sequencing Consortium publishes the bread wheat cultivar Chinese Spring reference genome, and more.

At his FDA Law Blog, Jeffrey Gibbs discusses FDA's technical assistance for the draft Diagnostic Accuracy and Innovation Act.

The New York Times reports that genetic testing has uncovered unfaithful penguins at a Utah aquarium.

Cancer researcher loses funding under new Wellcome Trust anti-bullying policies, the Guardian reports.