Application | Comment | Organism |
---|---|---|
biotechnology | enzyme is a target for herbicide and anti-microbial action | Escherichia coli |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
additional information | no inhibition by (S)-aspartate 4-semialdehyde, but inhibition occurs by a derivative that is built of the compounbd in the enzyme preparation by ozonolysis | Escherichia coli |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.11 | - |
(S)-aspartate 4-semialdehyde | pH 8.0, 30°C, with pyruvate | Escherichia coli | |
0.21 | - |
(R,S)-aspartate-4-semialdehyde | pH 8.0, 30°C, with pyruvate | Escherichia coli | |
0.25 | - |
pyruvate | pH 8.0, 30°C, with (S)-aspartate 4-semialdehyde | Escherichia coli | |
0.3 | - |
pyruvate | pH 8.0, 30°C, with (R,S)-aspartate 4-semialdehyde | Escherichia coli |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
31270 | - |
mass spectrometry | Escherichia coli |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
(S)-aspartate 4-semialdehyde + pyruvate | Escherichia coli | first step in the biosynthesis of lysine, overview | dihydrodipicolinate + H2O | - |
? | |
(S)-aspartate 4-semialdehyde + pyruvate | Escherichia coli XL1-Blue | first step in the biosynthesis of lysine, overview | dihydrodipicolinate + H2O | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
expressing the enzyme from a plasmid, gene dapA | - |
Escherichia coli XL1-Blue | - |
expressing the enzyme from a plasmid, gene dapA | - |
Purification (Comment) | Organism |
---|---|
enzyme expressed from plasmid in strain XL1-Blue, 69fold | Escherichia coli |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
1.11 | - |
purified enzyme | Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
(S)-aspartate 4-semialdehyde + pyruvate | - |
Escherichia coli | dihydrodipicolinate + H2O | - |
? | |
(S)-aspartate 4-semialdehyde + pyruvate | first step in the biosynthesis of lysine, overview | Escherichia coli | dihydrodipicolinate + H2O | - |
? | |
(S)-aspartate 4-semialdehyde + pyruvate | - |
Escherichia coli XL1-Blue | dihydrodipicolinate + H2O | - |
? | |
(S)-aspartate 4-semialdehyde + pyruvate | first step in the biosynthesis of lysine, overview | Escherichia coli XL1-Blue | dihydrodipicolinate + H2O | - |
? | |
additional information | no activity with (R)-aspartate 4-semialdehyde | Escherichia coli | ? | - |
? | |
additional information | no activity with (R)-aspartate 4-semialdehyde | Escherichia coli XL1-Blue | ? | - |
? | |
pyruvate + (R,S)-aspartate-4-semialdehyde | - |
Escherichia coli | (2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + H2O | - |
? | |
pyruvate + (R,S)-aspartate-4-semialdehyde | - |
Escherichia coli XL1-Blue | (2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + H2O | - |
? |
Synonyms | Comment | Organism |
---|---|---|
DHDPS | - |
Escherichia coli |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | - |
assay at | Escherichia coli |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
8 | - |
assay at | Escherichia coli |