General Stability | Organism |
---|---|
sensitive to freezing even in 20% glycerol | Citrullus lanatus subsp. vulgaris |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
hydroxylamine | 50 mM almost complete inhibition | Citrullus lanatus subsp. vulgaris | |
potassium cyanide | 10 mM almost complete inhibition | Citrullus lanatus subsp. vulgaris |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
2.5 | - |
O-acetyl-L-serine | - |
Citrullus lanatus subsp. vulgaris | |
74 | - |
pyrazole | - |
Citrullus lanatus subsp. vulgaris |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
32000 | - |
2 * 32000, SDS-PAGE | Citrullus lanatus subsp. vulgaris |
58000 | - |
gel filtration | Citrullus lanatus subsp. vulgaris |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
O-Acetyl-L-serine + pyrazole | Citrullus lanatus subsp. vulgaris | - |
? | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Citrullus lanatus subsp. vulgaris | - |
water melon | - |
Purification (Comment) | Organism |
---|---|
- |
Citrullus lanatus subsp. vulgaris |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
seedling | - |
Citrullus lanatus subsp. vulgaris | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.355 | - |
- |
Citrullus lanatus subsp. vulgaris |
Storage Stability | Organism |
---|---|
0¦C, 1 month | Citrullus lanatus subsp. vulgaris |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | no activity with L-serine | Citrullus lanatus subsp. vulgaris | ? | - |
? | |
O-Acetyl-L-serine + 3-amino-1,2,4-triazole | 10.6% of activity with pyrazole | Citrullus lanatus subsp. vulgaris | ? | - |
? | |
O-Acetyl-L-serine + N-hydroxyurea | 8.7% of activity with pyrazole | Citrullus lanatus subsp. vulgaris | ? | - |
? | |
O-Acetyl-L-serine + pyrazole | - |
Citrullus lanatus subsp. vulgaris | 3-(Pyrazol-1-yl)-L-alanine + acetate | - |
? | |
O-Acetyl-L-serine + pyrazole | - |
Citrullus lanatus subsp. vulgaris | ? | - |
? | |
O-Succinyl-L-serine + pyrazole | 16.4% of activity with O-Acetyl-L-serine | Citrullus lanatus subsp. vulgaris | ? | - |
? | |
O-Sulfo-L-serine + pyrazole | 2.5% of activity with O-Acetyl-L-serine | Citrullus lanatus subsp. vulgaris | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | 2 * 32000, SDS-PAGE | Citrullus lanatus subsp. vulgaris |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.3 | 7.4 | O-acetyl-L-serine + pyrazole | Citrullus lanatus subsp. vulgaris |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
6.5 | 8.5 | 50% of maximal activity with O-acetyl-L-serine + pyrazole at pH 6.5 and pH 8.5 | Citrullus lanatus subsp. vulgaris |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
pyridoxal 5'-phosphate | 1 molecule bound to each subunit | Citrullus lanatus subsp. vulgaris | |
pyridoxal 5'-phosphate | maximal activation by 40% at 0.25 mM | Citrullus lanatus subsp. vulgaris |