Aminoglycoside 3′-phosphotransferase II
58943-39-8 · Aminoglycoside 3′-phosphotransferase IICAS 58943-39-8
This enzyme is not used for what it does to food. It is a selection marker in genetic engineering — the gene that lets modified cells survive an antibiotic — and it is listed because it remains present in some engineered crops.
Where it is and isn’t permitted
| Jurisdiction | Status | Scope and limits | Citation |
|---|---|---|---|
| United States | Permitted, with conditions | 21 CFR 173.170retrieved 2026-09-07 | |
| Codex Alimentarius | Not listedDoes not appear on this jurisdiction’s permitted list. That is not the same as being prohibited. |
What it is made from
Expressed by a marker gene carried alongside the trait gene in some genetically engineered plants. The listing regulates its presence rather than its addition.
- Vegan
- Vegetarian
- CAS registry number
- 58943-39-8
Every name it appears under
2 recorded names. A label may use any of them.
CAS registry number
- 58943-39-8
As it appears in regulation
- Aminoglycoside 3′-phosphotransferase II
Hazard reference values
No reference value for this substance in the sources we hold.
Evidence and how bodies read it
Studies, and the differing conclusions regulators drew from them, are curated by hand rather than machine-read, and none has been written for this substance yet.
Sources for this page
- ecfr retrieved 2026-09-07
Full licence terms and publisher details on Sources. How this page is built and updated: Method.
Machine-readable:/api/v1/additives/aminoglycoside-3-phosphotransferase-ii.json