Figure 1

Distribution of all COGs under models B2 and M2, as well as high-ancestrality COGs (LUCA-ML and LUCA1.0), by the number of genomes in which they are present.
Distribution of all COGs under models B2 and M2, as well as high-ancestrality COGs (LUCA-ML and LUCA1.0), by the number of genomes in which they are present.