| Strain | Pseudomonas protegens Pf-5 |
| GI | 70728447 |
| Locus Tag | PFL_1065 |
| Description | DNA polymerase III subunit chi |
| Strain | Pseudomonas fulva 12-X |
| GI | 333901502 |
| Locus Tag | Psefu_3319 |
| Description | DNA polymerase III chi subunit HolC |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644753 |
| Locus Tag | HCH_01930 |
| Description | DNA polymerase III subunit chi |