TABLE 1.
Assignment of T-RFs to bacterial taxa based on 13C-Cu-HDO and 12C-Cu-HDO treatments
| Taxonomic affiliation | No. of clones for treatmenta: |
T-RF size(s) (bp) | |
|---|---|---|---|
| 13C-Cu-HDO | 12C-Cu-HDO | ||
| Acidobacteria | 4 | 262 | |
| Alphaproteobacteria | |||
| Acidosphera | 2 | 74, 127 | |
| Bradyrhizobium | 2 | 148 | |
| Caulobacter | 7 | 148, 403 | |
| Haphomicrobium | 1 | 2 | 399 |
| Kaistina | 2 | 1 | 78 |
| Leisingera | 1 | 138 | |
| Sphingomonas | 30 | 20 | 148 |
| Phenylobacterium | 4 | 401 | |
| Betaproteobacteria | |||
| Achromobacter | 1 | 444 | |
| Comamonas | 1 | 156 | |
| Ralstonia | 2 | 429 | |
| Gammaproteobacteria | |||
| Beggiatoa/Nevskia | 1 | 490 | |
| Colwellia | 1 | 151 | |
| Pseudomonas | 2 | 491 | |
| Verrucomicrobia | 1 | 496 | |
a
Samples for the cloning and sequencing are derived from the 1.851 and 1.861 g ml−1 buoyant density fractions of the 12C-Cu-HDO and 13C-Cu-HDO treatments, respectively.