| Strain | Pseudomonas fulva 12-X |
| GI | 333899737 |
| Locus Tag | Psefu_1540 |
| 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 |