| Strain | Pseudomonas protegens CHA0 |
| GI | 501682150 |
| Locus Tag | PFLCHA0_c47210 |
| Description | quinolinate synthase A |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472326712 |
| Locus Tag | H681_17755 |
| Description | quinolinate synthetase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647593 |
| Locus Tag | HCH_04912 |
| Description | quinolinate synthetase |