This Week in Science

In an article published online in advance in Science this week, Emily Balskus and Christopher Walsh at Harvard Medical School describe the "genetic and molecular basis for sunscreen biosynthesis in cyanobacteria." They show that a mycosporine-like amino acid biosynthetic gene cluster generates four enzymes in vitro. "In addition to clarifying the origin of the MAAs, these efforts have revealed two unprecedented enzymatic strategies for imine formation," Balskus and Walsh write.

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Gene drives might run into biological resistance, the Economist reports.

Forensic experts exhumed painter Salvador Dalí's body to collect DNA for a paternity test, CBS News reports.

Yale Environment 360 writes that synthetic and conservation biologists aren't always on the same wavelength, but they are trying to reach an understanding.

In Science this week: full CRISPR locus integration complex structure, and more.