| Status | Description | Organism | Genes | References |
|---|---|---|---|---|
| isopenicillin N synthase | Aeromonas hydrophila | GH2M-3594 | ||
| isopenicillin N synthase | Aeromonas salmonicida | GJJN-3464 | ||
| isopenicillin N synthase | Corallococcus coralloides | pcbC2 | ||
| 2OG-Fe(II) oxygenase; Flavanone 3-dioxygenase / Isopenicillin-N synthase | Cupriavidus metallidurans | GJ5G-5097 | ||
| oxygenase; flavanone 3-dioxygenase / isopenicillin-n synthase | Cupriavidus taiwanensis | GLC7-4128 | ||
| Isopenicillin N synthase | Francisella cf. | G12WU-1653 | ||
| Isopenicillin N synthase | Francisella tularensis | GLDI-142 | ||
| Isopenicillin N synthase | Francisella tularensis | GLDJ-142 | ||
| Isopenicillin N synthase | Francisella tularensis | G117R-1574 | ||
| Isopenicillin N synthase | Francisella tularensis | G11C6-825 |