TABLE 1.
Genomic features of selected thaumarchaea
| Parameter | Value |
||||
|---|---|---|---|---|---|
| “Ca. Nitrosotalea devanaterra” Nd1 | “Ca. Nitrosopumilus koreensis” MY1 | “Ca. Nitrosopumilus maritimus” SCM1 | “Ca. Nitrososphaera viennensis” EN76 | “Ca. Nitrososphaera gargensis” Ga9.2 | |
| Length (Mb) | 1.81 | 1.61 | 1.65 | 2.53 | 2.83 |
| Coding density (%) | 92.1 | 89.99 | 91.7 | 87.0 | 83.4 |
| No. of predicted CDS | 2,205 | 1,957 | 1,967 | 3,123 | 3,997 |
| % of annotated CDS | 58.8 | 62.1 | 56.0 | 46.7 | 43.1 |
| No. of: | |||||
| 16-23S rRNA operons | 1 | 1 | 1 | 1 | 1 |
| Separate 5S rRNAs | 1 | 1 | 1 | 1 | 1 |
| tRNAs | 40 | 42 | 44 | 44 | 40 |
| Other RNAs | 7 | 3 | 1 | 5 | 0 |
| Primary transporter genes | 51 | 38 | 45 | 66 | 59 |
| Secondary transporter genes | 42 | 41 | 31 | 44 | 54 |
| Other transporter genes | 14 | 14 | 18 | 22 | 26 |
| Ratio of secondary to primary transporter genesa | 0.8:1 | 1.1:1 | 0.7:1 | 0.7:1 | 0.9:1 |
a
Ratios of secondary to primary transporter genes in other archaeal acidophiles (41): Thermoplasma acidophilum, 10:1; Picrophilus torridus, 5.6:1; Sulfolobus solfataricus, 2.7:1.