| CDS description | CDS accession | Island | Host Description |
|---|
| DNA-directed RNA polymerase subunit B'' RpoB2 | NC_013790:2337000:2348001 | NC_013790:2337000 | Methanobrevibacter ruminantium M1 chromosome, complete genome |
| DNA-directed RNA polymerase, subunit B'' (rpoB2) | NC_000909:963984:971005 | NC_000909:963984 | Methanocaldococcus jannaschii DSM 2661, complete genome |
| RpoB2 | NC_007681:1532500:1547257 | NC_007681:1532500 | Methanosphaera stadtmanae DSM 3091, complete genome |
| DNA-directed RNA polymerase, subunit B'' (rpoB2) | NC_002754:181819:195129 | NC_002754:181819 | Sulfolobus solfataricus P2, complete genome |