EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
4.2.99.20 | (1R,2S,5S,6S)-2-succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylate |
- |
Escherichia coli |
(1R,6R)-2-succinyl-6-hydroxy-2,4-cyclohexadiene-1-carboxylate + pyruvate |
- |
? |
4.2.99.20 | 2-succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylate |
assay at 37°C, pH 7.0 |
Escherichia coli |
(1R,6R)-2-succinyl-6-hydroxy-2,4-cyclohexadiene-1-carboxylate + pyruvate |
- |
? |
4.2.99.20 | 5-enolpyruvoyl-6-hydroxy-2-succinyl-cyclohex-3-ene-1-carboxylate |
- |
Escherichia coli |
(1R,6R)-6-hydroxy-2-succinylcyclohexa-2,4-diene-1-carboxylate + pyruvate |
- |
? |
4.2.99.20 | 5-enolpyruvoyl-6-hydroxy-2-succinyl-cyclohex-3-ene-1-carboxylate |
- |
Escherichia coli K-12 |
(1R,6R)-6-hydroxy-2-succinylcyclohexa-2,4-diene-1-carboxylate + pyruvate |
- |
? |
4.2.99.20 | 5-enolpyruvoyl-6-hydroxy-2-succinyl-cyclohex-3-ene-1-carboxylate |
step in menaquinone biosynthesis |
Escherichia coli |
(1R,6R)-6-hydroxy-2-succinylcyclohexa-2,4-diene-1-carboxylate + pyruvate |
- |
? |
4.2.99.20 | 5-enolpyruvoyl-6-hydroxy-2-succinyl-cyclohex-3-ene-1-carboxylate |
the enzyme is involved in biosynthesis of vitamin K2 (manoquinone). Under basic conditions, the product can spontaneously lose pyruvate to form (1R,6R)-6-hydroxy-2-succinylcyclohexa-2,4-diene-1-carboxylate |
Escherichia coli K-12 |
(1R,6R)-6-hydroxy-2-succinylcyclohexa-2,4-diene-1-carboxylate + pyruvate |
- |
? |