This Week in Science

In Science this week, an international team of scientists describes a metagenomic-based technique that generated models of 614 previously known protein family structures. Despite technological advances, there are about 5,200 protein families with unknown structures outside the range of comparative modeling. To address this knowledge gap, the investigators combined metagenomic data with calculations that predict protein structure based on residue interaction.

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The apple has traveled westward and eastward along the Silk Road, according to a new genetic analysis.

In Nature this week: GWAS data used to reposition drugs for psychiatric use, and more.

Genetic disease risk information doesn't always spur people to make healthy lifestyle changes, according to the Associated Press.

A University of California, San Diego-led team has used liquid biopsies to uncover possible treatments for patients with cancers of unknown primary.