TABLE 1 .
Geophysical features of sampling sites, physicochemical characteristics of samples, and general information about the metagenomic data
| Characteristic | S32 | S35 |
|---|---|---|
| Location | 37°66′S, 50°46′E | 37°78′S, 50°65′E |
| Sampling date | 14 December 2008 | 15 December 2008 |
| Depth (m) | 1,744 | 2,783 |
| Description | Brown polymetallic ooze | Black sulfide |
| NH4+ (µM) | 166.71 | 91.74 |
| NO2− (µM) | 8.79 | 1.73 |
| NO2− plus NO3− (µM) | 9.2 | 2.56 |
| DOC (mg/liter) | 106.3 | 60.6 |
| TN (mg/liter) | 10.32 | 1.97 |
| SO42− (mM) | 27.91 | 14.69 |
| Amt of cells/g (wet wt) | (1.93 ± 0.40) × 105 | (8.35 ± 0.26) × 104 |
| Metal concn (mg/kg) | ||
| Al | 130 | 7,581.2 |
| Ca | 337.3 | 6,697.1 |
| Co | 647.7 | 199.1 |
| Cr | 446.7 | 377.5 |
| Cu | 11,145.1 | 38,944.1 |
| Fe | 274,811.5 | 336,762.8 |
| Mg | 356.8 | 5184.8 |
| Mn | ND. | 340.3 |
| Ni | 51.3 | 69.4 |
| Pb | 80.1 | 1006.1 |
| V | 69.8 | 558 |
| Zn | 1,721.8 | 6,018.8 |
| Metagenome | ||
| Size (Mb) | 450.9 | 447.2 |
| No. of reads | 938,875 | 879,022 |
| Avg length (bp) | 480 | 508 |
| GC content (%) | 43 | 43 |
| No. of contigs | 15,082 | 13,257 |
| Avg contig size (bp) | 1,522 | 1,326 |
| Largest contig (kb) | 73.5 | 69.4 |
| N50 | 1,480 | 1,365 |