Table 3.
Microbial community analysis using 16S rRNA gene amplicon sequencing (MiSeq) in the sludge when the PHA content was at its maximum (the 12th cycle of SBR operation), presented as percent relative abundance values.
| Phylum | Class | Order | Family | Genus |
|---|---|---|---|---|
| Proteobacteria (88.07%) | Betaproteobacteria (51.37%) | Rhodocyclales (51.07%) | Rhodocyclaceae (51.07%) | Thauera (48.88%) |
| Unclassified (1.77%) | ||||
| Others (0.42%) | ||||
| Burkholderiales (0.30%) | Comamonadaceae (0.30%) | Unclassified (0.30%) | ||
| Gammaproteobacteria (23.44%) | Alteromonadales (20.14%) | Chromatiaceae (20.14%) | Others (20.14%) | |
| Xanthomonadales (3.30%) | Xanthomonadaceae (3.30%) | Aquimonas (1.77%) | ||
| Luteimonas (0.78%) | ||||
| Unclassified (0.75%) | ||||
| Alphaproteobacteria (13.26%) | Rhodobacterales (10.12%) | Rhodobacteraceae (6.29%) | Unclassified (4.55%) | |
| Rhodobacter (1.32%) | ||||
| Rhodobaca (0.25%) | ||||
| Amaricoccus (0.16%) | ||||
| Hyphomonadaceae (3.84%) | Hyphomonas (3.84%) | |||
| Caulobacterales (2.21%) | Caulobacteraceae (2.21%) | Unclassified (2.21%) | ||
| Rhizobiales (0.65%) | Hyphomicrobiaceae (0.37%) | Devosia (0.37%) | ||
| Phyllobacteriaceae (0.28%) | Unclassified (0.28%) | |||
| Sphingomonadales (0.27%) | Sphingomonadaceae (0.27%) | Sphingopyxis (0.27%) | ||
| Bacteroidetes (10.15%) | Cytophagia (4.5%) | Cytophagales (4.5%) | Cyclobacteriaceae (4.5%) | Unclassified (4.5%) |
| Flavobacteriia (5.65%) | Flavobacteriales (5.65%) | Cryomorphaceae (3.95%) | Unclassified (2.40%) | |
| Others (1.55%) | ||||
| Flavobacteriaceae (1.70%) | Flavobacterium (1.70%) | |||
| Cyanobacteria (0.22%) | Chloroplast (0.22%) | Chlorophyta (0.22%) | Unclassified (0.22%) | Unclassified (0.22%) |
| Thermus (0.15%) | Deinococci (0.15%) | Deinococcales (0.15%) | Trueperaceae (0.15%) | B-42 (0.15%) |
| Actinobacteria (0.11%) | Actinobacteria (0.11%) | Actinomycetales (0.11%) | Microbacteriaceae (0.11%) | Unclassified (0.11%) |
| Others (1.30%) |