Table 2.
Archaeal and bacterial 16S rRNA gene sequences derived from microbial communities in bioreactors for CH4 and H2 production
| OTU | No. of clones | Phylogenetic class | Closest cultivated species (% similarity) |
|---|---|---|---|
| Bioreactor for CH4 production | |||
| Archaea | |||
| MET-BR-A01 | 49 | Methanobacteria | Methanothermobacter thermautotrophicus (99) |
| Total | 49 | ||
| Bacteria | |||
| MET-BR-B01 | 79 | Clostridia | Tepidanaerobacter syntrophicus (93) |
| MET-BR-B02 | 5 | Clostridia | Acetivibrio cellulolyticus (91) |
| MET-BR-B03 | 4 | Clostridia | Gelria glutamica (98) |
| MET-BR-B04 | 1 | Clostridia | Tepidanaerobacter syntrophicus (92) |
| MET-BR-B05 | 1 | Clostridia | Desulfosporosinus acidiphilus (95) |
| Total | 90 | ||
| Bioreactor for H2 production | |||
| Bacteria | |||
| HYD-BR-B01 | 47 | Clostridia | Thermotalea metallivorans (99) |
| HYD-BR-B02 | 10 | Clostridia | Tepidanaerobacter syntrophicus (83) |
| HYD-BR-B03 | 9 | Flavobacteria | Schleiferia thermophila (88) |
| HYD-BR-B04 | 5 | Clostridia | Desulfotomaculum putei (99) |
| HYD-BR-B05 | 5 | Clostridia | Desulfotomaculum putei (89) |
| HYD-BR-B06 | 4 | Clostridia | Thermosyntropha lipolytica (94) |
| HYD-BR-B07 | 4 | Clostridia | Thermotalea metallivorans (99) |
| HYD-BR-B08 | 3 | Clostridia | Oxobacter pfennigii (92) |
| HYD-BR-B09 | 3 | Clostridia | Clostridium thermosuccinogenes (93) |
| HYD-BR-B10 | 1 | Clostridia | Anaerobranca horikoshii (98) |
| Total | 91 | ||