| CDS description | CDS accession | Island | Host Description |
|---|
| type I restriction-modification system R subunit (endonuclease) | NC_006510:372826:381257 | NC_006510:372826 | Geobacillus kaustophilus HTA426, complete genome |
| type I restriction-modification system R subunit (endonuclease) | NC_008346:584305:610339 | NC_008346:584305 | Syntrophomonas wolfei subsp. wolfei str. Goettingen, complete |