| Strain | Pseudomonas fulva 12-X |
| GI | 333900165 |
| Locus Tag | Psefu_1971 |
| Description | Integration host factor subunit beta |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472326532 |
| Locus Tag | H681_16850 |
| Description | integration host factor subunit beta |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647657 |
| Locus Tag | HCH_04977 |
| Description | integration host factor subunit beta |