Correction to: Nature Microbiology https://doi.org/10.1038/s41564-019-0510-x, published online 22 July 2019.

In the version of this Article originally published, in the Data availability section, the link ‘https://genome.jgi.doe.gov/portal/PhyloTag/PhyloTag.home.html’ was incorrect; it should have been ‘https://genome.jgi.doe.gov/portal/Inovirus/Inovirus.home.html’. This has now been corrected.