| CDS description | CDS accession | Island | Host Description |
|---|
| cobalamin riboswitch | NC_012988:3288253:3311682 | NC_012988:3288253 | Methylobacterium extorquens DM4, complete genome |
| Cobalamin riboswitch | NC_007925:3911323:3914312 | NC_007925:3911323 | Rhodopseudomonas palustris BisB18, complete genome |