1 Department of Applied Bioinformatics, Institute for Microbiology and Genetics, University of Göttingen, Göttingen, Germany. devries.jan@uni-goettingen.de.
2 Plant Cell Biology, Faculty of Biology, University of Marburg, Marburg, Germany. stefan.rensing@biologie.uni-marburg.de.
Two genomes of the closest algal sisters to land plants were sequenced, providing potential evidence that bacterial genes were key in adapting to terrestrial stresses.