| Protein | Synonyms | Taxonomy |
|---|
| 4-aminobutyrate aminotransferase | EC 2.6.1.19; GABA aminotransferase; GABA-AT; Gamma-amino-N-butyrate transaminase; GABA transaminase | Saccharomyces cerevisiae S288C |
| Succinate-semialdehyde dehydrogenase [NADP(+)] | SSDH; EC 1.2.1.16 | Saccharomyces cerevisiae S288C |
| Succinate-semialdehyde dehydrogenase | | Cupriavidus necator H16 |
| 4-aminobutyrate transaminase | | Pseudomonas protegens Pf-5 |
| Succinate-semialdehyde dehydrogenase | | Pseudomonas protegens Pf-5 |
| 4-Aminobutyrate aminotransferase | | Cupriavidus necator H16 |