| CDS description | CDS accession | Island | Host Description |
|---|
| Restriction modification system, restriction subunit | NC_016943:4799915:4812303 | NC_016943:4799915 | Blastococcus saxobsidens DD2, complete genome |
| type I restriction modification system, restriction subunit | NC_011901:625712:639854 | NC_011901:625712 | Thioalkalivibrio sulfidophilus HL-EbGr7 chromosome, complete |
| type I restriction modification system, restriction subunit | NC_011901:625712:657256 | NC_011901:625712 | Thioalkalivibrio sulfidophilus HL-EbGr7 chromosome, complete |