Table 2.
Nitrogen metabolism gene matches and the number of sequences from the +NO3- metagenome that matched with the genes, as determined with a BLASTN comparison
| Query sequence1 | N Metabolism gene | # Database sequences | Average%ID | Average alignment length | Average E-value |
|---|---|---|---|---|---|
| +NO3- seq. 1 |
napA |
3 |
92.83 |
65 |
7.33E-18 |
| +NO3- seq. 2 |
napA |
125 |
83.83 |
131.29 |
9.86E-08 |
| napB | 1 | 82.35 | 119 | 4.00E-11 |
1The query sequence indicates that only two sequences out of 28,688 in the +NO3- metagenome matched with sequences in the N metabolism database. Seq. 1 matched with three database entries, while seq. 2 matched with 126 database entries.