ubiquinol-8 + L-proline → (S)-1-pyrroline-5-carboxylate + H⁺ (R00866)
- Silencing
  - Genome
L-proline + Na⁺ ↔ L-proline + Na⁺ (R00810)
- Silencing
  - Genome
L-proline + H⁺ ↔ L-proline + H⁺ (R00809)
- Silencing
  - Genome
D-threo-isocitrate ↔ glyoxylate + succinate (R1019)
- Silencing
  - Genome
L-glutamate + ATP → γ-L-glutamyl 5-phosphate + ADP (R618)
- Feedback insensitive
  - Genome
2-oxoglutarate + L-proline + oxygen → trans-4-hydroxy-L-proline + succinate + CO₂ (R1791)
- Overexpression
  - Plasmid
coenzyme A + 2-oxoglutarate + NAD⁺ → NADH + succinyl-CoA + CO₂ (R1038)
- Attenuation
  - Genome