EC Number   |
Substrates |
Organism |
Products |
Reversibility |
|---|
    4.1.2.50 | 6-pyruvoyltetrahydropterin + H2O |
- |
Escherichia coli |
6-carboxy-5,6,7,8-tetrahydropterin + acetaldehyde + triphosphate |
- |
? |
| 4.1.2.50 | 7,8-dihydroneopterin 3'-triphosphate + H2O |
- |
Escherichia coli |
6-carboxy-5,6,7,8-tetrahydropterin + acetaldehyde + triphosphate |
- |
? |
| 4.1.2.50 | 7,8-dihydroneopterin triphosphate + H2O |
- |
Escherichia coli |
6-carboxy-5,6,7,8-tetrahydropterin + acetaldehyde + triphosphate |
- |
? |
| 4.1.2.50 | more |
6-pyruvoyltetrahydropterin can tautomerize to sepiapterin, the hydrate of which undergoes carbon-carbon bond cleavage by an aldolase-like mechanism, followed by a tautomerization, to yield 6-carboxy-5,6,7,8-tetrahydropterin |
Escherichia coli |
? |
- |
? |
| 4.1.2.50 | sepiapterin + H2O |
- |
Escherichia coli |
6-carboxy-5,6,7,8-tetrahydropterin + acetaldehyde + triphosphate |
- |
? |
| 4.1.2.50 | sepiapterin + H2O |
- |
Escherichia coli |
? |
- |
? |
