| CDS description | CDS accession | Island | Host Description |
|---|
| CoB/CoM heterodisulfide reductase subunit B | NC_014507:2479221:2479221 | NC_014507:2479221 | Methanoplanus petrolearius DSM 11571 chromosome, complete genome |
| CoB/CoM heterodisulfide reductase subunit B | NC_015636:14000:28211 | NC_015636:14000 | Methanothermococcus okinawensis IH1 chromosome, complete genome |
| CoB/CoM heterodisulfide reductase subunit B | NC_015562:436128:439105 | NC_015562:436128 | Methanotorris igneus Kol 5 chromosome, complete genome |