β-D-glucose 6-phosphate + NADP⁺ → 6-phospho D-glucono-1,5-lactone + NADPH + H⁺ (R392)
- Silencing
  - Genome
- Feedback insensitive
  - Genome
D-gluconate 6-phosphate + NADP⁺ → D-ribulose 5-phosphate + NADPH + CO₂ (R202)
- Silencing
  - Genome
- Feedback insensitive
  - Genome
aldehydo-D-ribose 5-phosphate ↔ D-ribulose 5-phosphate (R143)
- Overexpression
  - Genome
H₂O + β-nicotinamide D-ribonucleotide → β-nicotinate D-ribonucleotide + ammonium (R851)
- Silencing
  - Genome
β-D-fructofuranose 6-phosphate + ATP → β-D-fructose 1,6-bisphosphate + H⁺ + ADP (R252)
- Silencing
  - Genome
    - Escherichia coli ZY16
    - Escherichia coli ZY17
β-nicotinamide D-ribonucleotide + diphosphate ← 5-phospho-α-D-ribose 1-diphosphate + nicotinamide + H⁺ (R1673)
- Overexpression
  - Plasmid
aldehydo-D-ribose 5-phosphate + ATP ↔ 5-phospho-α-D-ribose 1-diphosphate + H⁺ + AMP (R115)
- Overexpression
  - Plasmid
nicotinamide → nicotinamide (R00849)
- Overexpression
  - Plasmid
    - Escherichia coli ZY17
β-nicotinamide D-ribonucleotide → β-nicotinamide D-ribonucleotide (R00848)
- Overexpression
  - Plasmid
    - Escherichia coli ZY17