| CDS description | CDS accession | Island | Host Description |
|---|
| glutamine amidotransferase HisH | NC_009850:661802:681244 | NC_009850:661802 | Arcobacter butzleri RM4018, complete genome |
| amidotransferase HisH | NC_004545:96422:108368 | NC_004545:96422 | Buchnera aphidicola str. Bp (Baizongia pistaciae), complete genome |
| Amidotransferase hisH (hisH) | NC_002754:513790:524987 | NC_002754:513790 | Sulfolobus solfataricus P2, complete genome |