| # | Organism | Phylum Classification | ICE number | |
| 1 | Filifactor alocis ATCC 35896 | Firmicutes | 1 [0, 0, 1] | |
| 2 | Finegoldia magna ATCC 29328 | Firmicutes | 1 [0, 0, 1] | |
| 3 | Frankia alni ACN14a | Actinobacteria | 3 [0, 0, 1] |  |
| 4 | Frankia sp. CcI3 | Actinobacteria | 4 [0, 0, 0] | |
| 5 | Frankia sp. EAN1pec | Actinobacteria | 4 [0, 0, 2] | |
| 6 | Frankia sp. EuI1c | 2 [0, 0, 0] | ||
| 7 | Frankia sp. EUN1f | 2 [0, 0, 0] | ||
| 8 | Frankia symbiont of | 2 [0, 0, 0] | ||
Note: ICE number: total [with experimental data, with partial ICE sequence, with the whole ICE sequence] Symbiotic/Syntrophic | ||||