Table 2. OTUs from 454 sequencing analysis of fermentation 1 exhibiting a significant increase on specific NDCs and pH values (P<0.001, see Supplementary Table S2a).
| OTU no. | Closest relative bacterial species (BLAST) | Identity |
Non-digestible carbohydrate
|
|
|---|---|---|---|---|
| pH 5.5 | pH 6.5 | |||
| Otu0002 | Faecalibacterium prausnitzii | 99% | Apple pectina, b | Apple pectina, b |
| Carob galactomannana, b | ||||
| Otu0003 | Clostridium spiroforme | 93% | Laminarina, b | |
| Otu0005 | Bacteroides uniformis | 100% | Pyrodextrina, b | |
| Laminarina, b | ||||
| Guar galactomannana, b | ||||
| Otu0006 | Blautia faecis | 99% | Rhamnosea, b | Rhamnosea, b |
| Otu0010 | Fusicatenibacter saccharivorans | 99% | Laminarina | |
| Carob galactomannana, b | ||||
| Otu0013 | Subdoligranulum variabile | 99% | Arabinoxylana, b | |
| Otu0017 | Oscillibacter ruminantium | 96% | Rhamnogalacturonana | |
| Otu0018 | Dorea longicatena | 99% | Pullulan | |
| Guar galactomannan | ||||
| Medium-chain inulina, b | ||||
| Otu0024 | Lactobacillus rogosae | 96% | Rhamnogalacturonana | |
| Guar galactomannan | ||||
| Otu0026 | Parabacteroides merdae | 98% | Guar galactomannana | |
| Otu0027 | Bacteroides thetaiotaomicron | 99% | Barley β-glucana | |
| Otu0031 | Unclassified | Carob galactomannana | ||
| Guar galactomannan | Guar galactomannana | |||
| Otu0037 | Unclassified | Rhamnogalacturonana | ||
| Otu0041 | Flavonifractor plautii | 96% | Pullulana | Rhamnogalacturonana |
| Otu0043 | Eubacterium ventriosum | 98% | Pyrodextrin | |
| Pullulana | ||||
| Laminarina | ||||
| Otu0045 | Bacteroides ovatus | 100% | Barley β-glucana | |
| Otu0055 | Clostridium bolteae | 97% | Rhamnogalacturonan | |
Abbreviations: NDC, non-digestible dietary carbohydrate; OTU, operational taxonomic unit.
a
Also significant after removal of samples with <97% Good’s coverage.
b
Also significant after subsampling to lowest coverage (426 sequence reads).