| CDS description | CDS accession | Island | Host Description |
|---|
| proteasome endopeptidase complex, alpha subunit | NC_013926:183057:192158 | NC_013926:183057 | Aciduliprofundum boonei T469 chromosome, complete genome |
| proteasome endopeptidase complex, alpha subunit | NC_014002:809816:821565 | NC_014002:809816 | Methanohalophilus mahii DSM 5219 chromosome, complete genome |