| AD families | AD genes | Defense system | CLAN ID | Phages/MGEs | References | Description |
|---|---|---|---|---|---|---|
| APIS094 | Rad | Retron | CLAN037 | Escherichia phage SP15 | Azam et al., 2023 | Rad inhibited retron function by degrading noncoding RNA, the precursor of msDNA. |
| APIS116 | CLAN037 | |||||
| APIS142 | CLAN037 | |||||
| APIS191 | CLAN037 |