EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
1.1.1.312 | 4-carboxy-2-hydroxymuconate semialdehyde hemiacetal + NADP+ |
- |
Comamonas testosteroni |
2-oxo-2H-pyran-4,6-dicarboxylate + NADPH + H+ |
- |
? |
1.1.1.312 | 4-carboxy-2-hydroxy-cis,cis-muconate 6-semialdehyde + NAD+ |
- |
Pseudomonas straminea |
4-carboxy-2-hydroxy-cis,cis-muconate + NADH |
- |
? |
1.1.1.312 | 4-carboxy-2-hydroxy-cis,cis-muconate 6-semialdehyde + NAD+ |
NAD+ is less effective than NADP+ |
Pseudomonas straminea |
4-carboxy-2-hydroxy-cis,cis-muconate + NADH |
- |
? |
1.1.1.312 | 4-carboxy-2-hydroxy-cis,cis-muconate 6-semialdehyde + NADP+ |
- |
Pseudomonas straminea |
4-carboxy-2-hydroxy-cis,cis-muconate + NADPH |
following intramolecular dehydrogenation to the lactone 2-pyrone-4,6-dicarboxylic acid |
? |
1.1.1.312 | 4-carboxy-2-hydroxy-cis,cis-muconate 6-semialdehyde + NADP+ |
- |
Pseudomonas straminea |
4-carboxy-2-hydroxy-cis,cis-muconate + NADPH |
it is not clear whether the lactonization occurs enzymatically or nonenzymatically |
? |
1.1.1.312 | 4-carboxy-2-hydroxy-cis,cis-muconate 6-semialdehyde + NADP+ |
or NAD+ |
Pseudomonas straminea |
4-carboxy-2-hydroxy-cis,cis-muconate + NADPH |
- |
? |
1.1.1.312 | 4-carboxy-2-hydroxy-cis,cis-muconate 6-semialdehyde + NADP+ |
NAD+ is less effective than NADP+ |
Pseudomonas straminea |
4-carboxy-2-hydroxy-cis,cis-muconate + NADPH |
- |
? |
1.1.1.312 | more |
not: unsubstituted aliphatic or aromatic aldehydes |
Pseudomonas straminea |
? |
- |
? |
1.1.1.312 | more |
interaction with Blue Dextran-2000 and related dyes |
Pseudomonas straminea |
? |
- |
? |
1.1.1.312 | more |
2-pyrone-4,6-dicarboxylic acid may be a metabolic intermediate in the bacterial metabolism of protocatechuic acid |
Pseudomonas straminea |
? |
- |
? |