Activating Compound | Comment | Organism | Structure |
---|---|---|---|
NH4+ | not essential, but stimulates | [Brevibacterium] flavum |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
L-Thr | 8.1 mM, 50% inhibition | [Brevibacterium] flavum | |
phosphohomoserine | inhibits phosphorylation of L-homoserine | [Brevibacterium] flavum |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.77 | - |
L-homoserine | pH 7.5, 30°C | [Brevibacterium] flavum | |
1.2 | - |
ATP | pH 7.5, 30°C | [Brevibacterium] flavum |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
K+ | 200 mM, enhances activity about twice | [Brevibacterium] flavum | |
Mg2+ | stimulates | [Brevibacterium] flavum | |
Mn2+ | can replace Mg2+ in stimulation | [Brevibacterium] flavum |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
55000 | - |
gel filtration | [Brevibacterium] flavum |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
[Brevibacterium] flavum | - |
- |
- |
Purification (Comment) | Organism |
---|---|
partial | [Brevibacterium] flavum |
Reaction | Comment | Organism | Reaction ID |
---|---|---|---|
ATP + L-homoserine = ADP + O-phospho-L-homoserine | rapid equilibrium random bi bi mechanism | [Brevibacterium] flavum |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.293 | - |
- |
[Brevibacterium] flavum |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
ATP + L-homoserine | - |
[Brevibacterium] flavum | ADP + O-phospho-L-homoserine | - |
? |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.4 | - |
Tris buffer | [Brevibacterium] flavum |