Table 3.
Composition of archaeal 16S rRNA gene clones of the consortia Ap1a, G12, N12, and Wp2a after 39 days of incubation
| Phylogenetic relationship | Number of clones | |||
|---|---|---|---|---|
| Ap1a | G12 | N12 | Wp2a | |
| Acetoclastic and hydrogenotrophic methanogenesis | ||||
| Methanosarcina mazei | 10 | |||
| Methanosarcina thermophila | 1 | |||
| Methanosarcina vacuolata | 9 | |||
| Methanosarcina sp. | 1 | |||
| Acetoclastic methanogenesis only | ||||
| Methanosaeta concilii | 1 | |||
| Methanosaeta harundinaceae | 1 | |||
| Hydrogenotrophic methanogenesis only | ||||
| Methanobacterium petrolearium | 1 | |||
| Methanoculleus marisnigri | 2 | |||
| Methanoculleus receptaculi | 4 | 5 | ||
| Methanoculleus sp. | 1 | |||
| Neither acetoclastic nor hydrogenotrophic methanogenesis | ||||
| Methanomethylovorans hollandica | 1 | |||