| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116050728 |
| Locus Tag | PA14_28720 |
| Description | integration host factor subunit alpha |
| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28869581 |
| Locus Tag | PSPTO_2384 |
| Description | integration host factor subunit alpha |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647266 |
| Locus Tag | HCH_04573 |
| Description | integration host factor subunit alpha |