Table 2.
Actinobacterial taxonomic distribution, abundance (number of sequences), and diversity (number of OTUs given in parentheses) in the V6, GOS, and RDP data sets
| Taxon | V6 | GOS | RDP uncultured | RDP cultured |
|---|---|---|---|---|
| Phylum/Class | ||||
| Actinobacteria | 2145 (60) | 239 (33), 407 | 155 (50) | 650 (48) |
| Subclass | ||||
| Rubrobacteridae | 18 (3) | 2 (2), 2 | 0 | 4 (2) |
| Coriobacteridae | 0 | 0 | 3 (2) | 0 |
| Undescribed Subclass | 0 | 0 | 4 (1) | 1 |
| Acidimicrobidae | 1876 (19) | 125 (17), 201 | 56 (34) | 0 |
| Order | ||||
| Acidimicrobiales | 1853 (12) | 36 (15), 49 | 39 (23) | 0 |
| Undescribed Order | 23 (7) | 89 (2), 152 | 17 (11) | 0 |
| Subclass | ||||
| Actinobacteridae | 251 (38) | 112 (14), 204 | 92 (13) | 645 (45) |
| Order | ||||
| Bifidobacteriales | 0 | 0 | 0 | 0 |
| Actinomycetales | 251 (38) | 112 (14), 204 | 92 (13) | 645 (45) |
| Suborder | ||||
| Actinomycineae | 0 | 0 | 0 | 1 |
| Catenulisporineae | 0 | 0 | 0 | 0 |
| Corynebacterineae | 83 (12) | 0 | 4 (3) | 9 (6) |
| Frankineae | 0 | 0 | 0 | 0 |
| Glycomycineae | 0 | 0 | 0 | 1 |
| Micrococcineae | 92 (19) | 22 (2), 74 | 55 (6) | 135 (15) |
| Micromonosporineae | 0 | 0 | 0 | 202 (1) |
| Propionibacterineae | 72 (5) | 0 | 4 (1) | 17 (6) |
| Pseudonocardineae | 2 (1) | 0 | 0 | 2 (2) |
| Streptomycineae | 0 | 0 | 1 | 250 (6) |
| Streptosporangineae | 0 | 0 | 0 | 24 (4) |
| Undescribed Suborder | 2 (1) | 90 (12), 130 | 28 (2) | 4 (3) |
Sequences labeled “undescribed” Subclass or Suborder fall outside of currently described taxa. GOS scaffolds were multiplied by read depth to estimate sequence abundance (italicized)