Procedure of PP-cluster definition | Number of PP-clusters | Total number of COGs in all clusters | COGs shared with manually derived PP-clusters | Average number of COGs in a cluster | Number of clusters absent in manually derived PP-clusters | Number of pure RS†clusters | FPs‡ |
---|---|---|---|---|---|---|---|
Manual annotation | 223 | 890 | N/A | 4.1 | N/A | - | - |
Automated tree cutting at average branch length 0.2 | 89 | 1,774 | 315 | 19.9 | 38 | 20 | 0.19 |
Automated tree cutting at average branch length 0.3 | 89 | 3,960 | 395 | 44.5 | 26 | 12 | 0.16 |