| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431928629 |
| Locus Tag | Psest_3544 |
| Description | GTP cyclohydrolase II |
| Strain | Pseudomonas aeruginosa C3719 |
| GI | 254236936 |
| Locus Tag | PACG_02959 |
| Description | GTP cyclohydrolase II |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648507 |
| Locus Tag | HCH_05867 |
| Description | GTP cyclohydrolase II |